All papers

  1. S. Bhat, A. Lale, S. Bernard, W. Zhang, R. Ishikawa, S. Haseen, P. Kroll, L. Wiehl, R. Farla, T. Katsura, Y. Ikuhara, and R. Riedel, "Discovery of Ternary Silicon Titanium Nitride with Spinel-Type Structure,"
    Scientific Reports, 10[1], 7372(2020).

  2. T. Futazuka, R. Ishikawa, N. Shibata, and Y. Ikuhara, "First-principles calculations of group IIA and group IV impurities in alpha-Al2O3,"
    Physical Review Materials, 4[7], 073602(2020).

  3. G. Hasegawa, Y. Akiyama, M. Tanaka, R. Ishikawa, H. Akamatsu, Y. Ikuhara, and K. Hayashi, "Reversible Electrochemical Insertion/Extraction of Magnesium Ion into/from Robust NASICON-Type Crystal Lattice in a Mg(BF4)(2)-Based Electrolyte,"
    Acs Applied Energy Materials, 3[7] 6824-33 (2020).

  4. Y. Ikuhara, "Grain boundary functions as a spin valve",
    National Science Review, 7[7], 1148-49 (2020).

  5. S. Ishihara, E. Tochigi, R. Ishikawa, N. Shibata, Y. Ikuhara, "Atomic structures of Ti‐doped α‐Al2O3 Σ13 grain boundary with a small amount of Si impurity,"
    Jounal of American Ceramic Society, 103, 6659–6665(2020).

  6. R. Ishikawa, Y. Jimbo, M. Terao, M. Nishikawa, Y. Ueno, S. Morishita, M. Mukai, N. Shibata, and Y. Ikuhara, "High spatiotemporal-resolution imaging in the scanning transmission electron microscope",
    Microscopy, 69[4] 240-47 (2020).

  7. R. Ishikawa, N. Shibata, T. Taniguchi, and Y. Ikuhara, "Three-Dimensional Imaging of a Single Dopant in a Crystal,"
    Physical Review Applied, 13[3], 034064(2020).

  8. T. Kato, R. Yoshida, D. Yokoe, K. Ohki, T. Nagaishi, Y. Yanagisawa, T. Hirayama, Y. Ikuhara, and H. Maeda, "Nanostructural evolution of intermediate grown superconducting joint layers between GdBa(2)Cu(3)O(y)coated conductors",
    Superconductor Science & Technology, 33[10], 105008(2020).

  9. D. W. Kim, N. Zettsu, H. Shiiba, G. Sanchez-Santolino, R. Ishikawa, Y. Ikuhara, and K. Teshima, "Metastable oxysulfide surface formation on LiNi0.5Mn1.5O4 single crystal particles by carbothermal reaction with sulfur-doped heterocarbon nanoparticles: new insight into their structural and electrochemical characteristics, and their potential applications",
    Journal of Materials Chemistry A, 8[42] 22302-14 (2020).

  10. G. Kim, B. Feng, Y. M. Sheu, H. J. Cho, Y. Ikuhara, and H. Ohta, "Coexistence of High Electron Conduction and Low Heat Conduction in Tungsten Oxide Epitaxial Films with 1D Atomic Defect Tunnels",
    ACS Applied Electronic Materials, 2[8] 2507-13 (2020).

  11. S. Kobayashi, A. Kuwabara, C. A. J. Fisher, and Y. Ikuhara, "Atomic-Scale Analysis of Biphasic Boundaries in the Lithium-Ion Battery Cathode Material LiFePO4",
    Applied Energy Materials, 3[8] 8009-16 (2020).

  12. DD. Liang, BJ. Chen, B. Feng, Y. Ikuhara, HJ. Cho, H. Ohta, “Optimization of Two-Dimensional Channel Thickness in Nanometer-Thick SnO2-Based Top-Gated Thin-Film Transistors Using Electric Field Thermopower Modulation: Implications for Flat-Panel Displays,”
    ACS Applied Nano Materials, 3[12], 12427-12432(2020).

  13. T. Makita, S. Kumagai, A. Kumamoto, M. Mitani, J. Tsurumi, R. Hakamatani, M. Sasaki, T. Okamoto, Y. Ikuhara, S. Watanabe, J. Takeya, “High-performance, semiconducting membrane composed of ultrathin, single-crystal organic semiconductors,”
    PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES OF THE UNITED STATES OF AMERICA, 117[1], 80-85(2020).

  14. Y. O. Murakami, T. Seki, A. Kinoshita, T. Shoji, Y. Ikuhara, N. Shibata, "Magnetic-structure imaging in polycrystalline materials by specimen-tilt series averaged DPC STEM,"
    Microscopy, 69[5], 312-320(2020).

  15. H. Nakade, E. Tochigi, B. Feng, Y. Nezu, H. Ohta, N. Shibata, Y. Ikuhara, “Fabrication and characterization of tetragonal yttria-stabilized zirconia single-crystalline thin film,"
    JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 104[3], 1198-1203(2020).

  16. K. Nakayama, R. Ishikawa, S. Kobayashi, N. Shibata, Y. Ikuhara, "Dislocation and oxygen-release driven delithiation in Li2MnO3,"
    Nature Communications, 11, 4452(2020).

  17. M. Nakayama, S. Kajiyama, A. Kumamoto, Y. Ikuhara, and T. Kato, "Bioinspired selective synthesis of liquid-crystalline nanocomposites: formation of calcium carbonate-based composite nanodisks and nanorods,"
    Nanoscale Advances, 2[6] 2326-32 (2020).

  18. S. Ogawa, Y. Ogino, M. Yonemura, T. Fukunaga, H. Kiuchi, K. Nakayama, R. Ishikawa, Y. Ikuhara, Y. Doi, K. Suzuki, M. Saito, and T. Motohashi, "Synthesis of Novel Melilite-Type Iron/Cobalt Oxides and Their Oxygen Evolution Reaction Electrocatalytic Activity",
    Chemistry of Materials, 32[16], 6847-54(2020).

  19. J. T. Okada, P. H. L. Sit, R. Ishikawa, T. Ishikawa, J. F. Chen, K. S. Nakayama, K. Maeda, Y. Yokoyama, Y. Watanabe, P. F. Paradis, S. Nanao, Y. Ikuhara, K. Kimura, and S. Uda, "Phase relation between supercooled liquid and amorphous silicon,"
    Applied Physics Letters, 116[9], 093705(2020).

  20. S. Sasano, R. Ishikawa, K. Kawahara, T. Kimura, Y. H. Ikuhara, N. Shibata, and Y. Ikuhara, "Grain boundary Li-ion conductivity in (Li0.33La0.56)TiO3 polycrystal,"
    Applied Physics Letters, 116[4], 043901(2020).

  21. S. Toyama, T. Seki, S. Anada, H. Sasaki, K. Yamamoto, Y. Ikuhara, N. Shibata, "Quantitative electric field mapping of a p–n junction by DPC STEM,"
    Ultramicroscopy, 216, 113033(2020)

  22. J. K. Wei, T. Ogawa, B. Feng, T. Yokoi, R. Ishikawa, A. Kuwabara, K. Matsunaga, N. Shibata, and Y. Ikuhara, "Direct Measurement of Electronic Band Structures at Oxide Grain Boundaries,"
    Nano Letters, 20[4] 2530-36 (2020).

  23. M. Wei, A. V. Sanchela, B. Feng, Y. Ikuhara, H. J. Cho, and H. Ohta, "High electrical conducting deep-ultraviolet-transparent oxide semiconductor La-doped SrSnO3 exceeding similar to 3000 S cm(-1),"
    Applied Physics Letters, 116[2], 022103(2020).

  24. P. C. Wu, H. L. Song, Y. Yuan, B. Feng, Y. Ikuhara, R. Huang, P. Yu, C. G. Duan, and Y. H. Chu, "Thickness dependence of transport behaviors in SrRuO3 /SrTiO3 superlattices,"
    Physical Review Materials, 4[1], 014401(2020).

  25. R. Xiang, T. Inoue, Y. J. Zheng, A. Kumamoto, Y. Qian, Y. Sato, M. Liu, D. M. Tang, D. Gokhale, J. Guo, K. Hisama, S. Yotsumoto, T. Ogamoto, H. Arai, Y. Kobayashi, H. Zhang, B. Hou, A. Anisimov, M. Maruyama, Y. Miyata, S. Okada, S. Chiashi, Y. Li, J. Kong, E. I. Kauppinen, Y. Ikuhara, K. Suenaga, and S. Maruyama, "One-dimensional van der Waals heterostructures,"
    Science, 367[6477], 537-542(2020).

  26. C. Yang, B. Feng, J. Wei, E. Tochigi, S. Ishihara, N. Shibata, and Y. Ikuhara, "Atomic and electronic band structures of Ti-doped Al2O3 grain boundaries",
    Acta Materialia, 201, 488-93(2020).

  27. Q. Yang, J. Lee, B. Feng, Y. Ikuhara, G. Kim, H. J. Cho, H. Jeen, and H. Ohta, "Unusually Large Thermopower Change from +330 to -185 mu V K-1 of Brownmillerite SrCoO2.5",
    ACS Applied Electronic Materials, 2[7], 2250-2256(2020).

  28. T. T. Yao, Y. X. Jiang, C. L. Chen, X. X. Yan, A. Tao, L. X. Yang, K. Sugo, H. Ohta, H. Q. Ye, Y. Ikuhara, and X. L. Ma, "Ferroelectric Oxide Thin Film with an Out-of-Plane Electrical Conductivity,"
    Nano Letters, 20[2], 1047-1053(2020).

  29. K. Yoshida, T. Kawasaki, A. Kuwabara, Y. Ukyo, and Y. Ikuhara, "In situ electron microscopic observation of electrochemical Li-intercalation into MoS2",
    Solid State Ionics, 357, 115488(2020).

  30. K. Yoshida, Y. Sugawara, M. Saitoh, K. Matsumoto, R. Hagiwara, Y. Matsuo, A. Kuwabara, Y. Ukyo, and Y. Ikuhara, "Microscopic characterization of the C-F bonds in fluorine-graphite intercalation compounds,"
    Journal of Power Sources, 445, 227320(2020).

  31. C. Zhou, A. Ott, R. Ishikawa, Y. Ikuhara, R. Riedel, and E. Ionescu, "Single-source-precursor synthesis and high-temperature evolution of novel mesoporous SiVN(O)-based ceramic nanocomposites",
    Journal of the European Ceramic Society, 40[16], 6280-6287(2020).

  32. J. Zhu, R. Osuga, R. Ishikawa, N. Shibata, Y. Ikuhara, J. N. Kondo, M. Ogura, J. H. Yu, T. Wakihara, Z. D. Liu, and T. Okubo, "Ultrafast Encapsulation of Metal Nanoclusters into MFI Zeolite in the Course of Its Crystallization: Catalytic Application for Propane Dehydrogenation,"
    Angewandte Chemie-International Edition, 59, 19669-19674(2020).

  33. R. J. Zhu, Z. M. Wang, Z. X. Cheng, X. L. Guo, T. Zhang, Z. L. Cai, H. Kimura, T. Matsumoto, N. Shibata, and Y. Ikuhara, "Composition gradient (1-x)Ba(Zr0.2Ti0.8)O-3-(x)(Ba0.7Ca0.3)TiO3 film with improved dielectric, piezoelectric and ferroelectric temperature stability,"
    Ceramics International, 46[12] 20284-90 (2020).

  34. R. J. Zhu, Z. M. Wang, Q. Z. Yao, Q. Y. Li, Z. X. Cheng, X. L. Guo, T. Zhang, X. S. Li, H. Kimura, T. Matsumoto, N. Shibata, and Y. Ikuhara, "Thickness-dependent frictional behavior of topological insulator Bi2Se3 nanoplates,"
    Applied Physics a-Materials Science & Processing, 126[4], 285(2020).

  35. H. An, A. Kumamoto, R. Xiang, T. Inoue, K. Otsuka, S. Chiashi, C. Bichara, A. Loiseau, Y. Li, Y. Ikuhara, and S. Maruyama, "Atomic-scale structural identification and evolution of Co-W-C ternary SWCNT catalytic nanoparticles: High-resolution STEM imaging on SiO2,"
    Science Advances, 5[5] (2019).

  36. H. G. Brown, R. Ishikawa, G. S'Anchez-Santolino, N. Shibata, Y. Ikuhara, L. J. Allen, and S. D. Findlay, "Large angle illumination enabling accurate structure reconstruction from thick samples in scanning transmission electron microscopy,"
    Ultramicroscopy, 197 112-21 (2019).

  37. HJ. Cho, B. Feng, T. Onozato, M. Wei, AV. Sanchela, Y. Ikuhara, H. Ohta, “Investigation of electrical and thermal transport property reductions in La-doped BaSnO3 films”,
    Physical Review Materials, 3[ 9 ], 094601(2019).

  38. B. Feng, R. Ishikawa, A. Kumamoto, N. Shibata, and Y. Ikuhara, "Atomic Scale Origin of Enhanced Ionic Conductivity at Crystal Defects,"
    Nano Letters, 19[3] 2162-68 (2019).

  39. X. Gao, Y. H. Ikuhara, C. A. J. Fisher, R. Huang, A. Kuwabara, H. Moriwake, K. Kohama, and Y. Ikuhara, "Oxygen loss and surface degradation during electrochemical cycling of lithium-ion battery cathode material LiMn2O4,"
    Journal of Materials Chemistry A, 7[15] 8845-54 (2019).

  40. Y. N. Guo, A. Inoue, Y. Han, F. L. Kong, B. Feng, S. L. Zhu, and Y. Ikuhara, "Influence of Ag replacement on the formation and heating-induced phase decomposition of Zr65Al7.5Co27.5-xAgx (x=5 to 20 at%) glassy alloys,"
    Journal of Alloys and Compounds, 783 545-54 (2019).

  41. S. Ishihara, E. Tochigi, R. Ishikawa, N. Shibata, and Y. Ikuhara, "Coexistence of two different atomic structures in the sigma 13 pyramidal twin boundary in alpha-Al2O3,"
    Philosophical Magazine Letters. 99, 12, 435-443 (2019)

  42. K. Kawahara, R. Ishikawa, K. Nakayama, T. Higashi, T. Kimura, Y. H. Ikuhara, N. Shibata, and Y. Ikuhara, "Fast Li-ion conduction at grain boundaries in (La,Li)NbO3 polycrystals,"
    Journal of Power Sources, 441 (2019)

  43. Y. Kezuka, E. Tochigi, H. Murata, M. Yoshida, K. Eguchi, A. Nakahira, Y. Ikuhara, and M. Tajika, "Synthesis of Tunable-Aspect-Ratio Calcite Nanoparticles via Mg2+ Doping,"
    Crystal Growth & Design, 19[11] 6784-91 (2019)

  44. YW. Kim, E. Tochigi, J. Tatami, YH. Kim, SH. Jang, S. Javvaji, J. Jung, KJ. Kim, Y. Ikuhara, “Carrier Depletion near the Grain Boundary of a SiC Bicrystal”, Scientific Reports 9, 18014(2019)

  45. S. Kondo, A. Ishihara, E. Tochigi, N. Shibata, and Y. Ikuhara, "Direct observation of atomic-scale fracture path within ceramic grain boundary core,"
    Nature Communications, 10 (2019).

  46. H. P. Li, M. Saito, C. L. Chen, K. Inoue, K. Akagi, and Y. Ikuhara, "Strong metal-metal interaction and bonding nature in metal/oxide interfaces with large mismatches,"
    Acta Materialia, 179 237-46 (2019)

  47. E. Maras, M. Saito, K. Inoue, H. Jonsson, Y. Ikuhara, and K. P. McKenna, "Determination of the structure and properties of an edge dislocation in rutile TiO2,"
    Acta Materialia, 163 199-207 (2019).

  48. B. Miao, S. Kondo, E. Tochigi, J. K. Wei, B. Feng, N. Shibata, and Y. Ikuhara, "The core structure of 60 degrees mixed basal dislocation in alumina (alpha-Al2O3) introduced by in situ TEM nanoindentation,"
    Scripta Materialia, 163 157-62 (2019).

  49. K. Nakayama, R. Ishikawa, A. Kuwabara, S. Kobayashi, T. Motohashi, N. Shibata, and Y. Ikuhara, "Transition-Metal Distribution in Brownmillerite Ca2FeCoO5,"
    Inorganic Chemistry, 58[15] 10209-16 (2019).

  50. M. Nakayama, W. Q. Lim, S. Kajiyama, A. Kumamoto, Y. Ikuhara, T. Kato, and Y. L. Zhao, "Liquid-Crystalline Hydroxyapatite/Polymer Nanorod Hybrids: Potential Bioplatform for Photodynamic Therapy and Cellular Scaffolds,"
    Acs Applied Materials & Interfaces, 11[19] 17759-65 (2019).

  51. K. Ooe, T. Seki, Y. Ikuhara, and N. Shibata, "High contrast STEM imaging for light elements by an annular segmented detector,"
    Ultramicroscopy, 202 148-55 (2019).

  52. A. V. Sanchela, M. Wei, J. Lee, G. Kim, H. Jeen, B. Feng, Y. Ikuhara, H. J. Cho, and H. Ohta, "Buffer layer-less fabrication of a high-mobility transparent oxide semiconductor, La-doped BaSnO3,"
    Journal of Materials Chemistry C, 7[19] 5797-802 (2019).

  53. N. Shibata, Y. Kohno, A. Nakamura, S. Morishita, T. Seki, A. Kumamoto, H. Sawada, T. Matsumoto, S. D. Findlay, and Y. Ikuhara, "Atomic resolution electron microscopy in a magnetic field free environment,"
    Nature Communications, 10 (2019).

  54. E. Spiecker, S. H. Oh, Z. W. Shan, Y. Ikuhara, and S. X. Mao, "Insights into fundamental deformation processes from advanced in situ transmission electron microscopy,"
    Mrs Bulletin, 44[6] 443-49 (2019).

  55. P. C. Wu, R. Huang, Y. H. Hsieh, B. Wang, M. Yen, S. Z. Ho, A. Kumamoto, C. R. Zhong, H. L. Song, Y. C. Chen, L. Q. Chen, C. G. Duan, Y. Ikuhara, and Y. H. Chu, "Electrical polarization induced by atomically engineered compositional gradient in complex oxide solid solution,"
    Npg Asia Materials, 11 (2019).

  56. D. Q. Yin, C. L. Chen, M. Saito, K. Inoue, and Y. Ikuhara, "Ceramic phases with one-dimensional long-range order,"
    Nature Materials, 18[1] 19-+ (2019).

  57. C. L. Chen, H. P. Li, T. Seki, D. L. Yin, G. Sanchez-Santolino, K. Inoue, N. Shibata, and Y. Ikuhara, "Direct Determination of Atomic Structure and Magnetic Coupling of Magnetite Twin Boundaries,"
    Acs Nano, 12[3] 2662-68 (2018).

  58. W. Y. Ching, M. Yoshiya, P. Adhikari, P. Rulis, Y. Ikuhara, and I. Tanaka, "First-principles study in an inter-granular glassy film model of silicon nitride,"
    Journal of the American Ceramic Society, 101[7] 2673-88 (2018).

  59. B. Feng, N. R. Lugg, A. Kumamoto, N. Shibata, and Y. Ikuhara, "On the quantitativeness of grain boundary chemistry using STEM EDS: A ZrO2 Sigma 9 model grain boundary case study,"
    Ultramicroscopy, 193 33-38 (2018).

  60. Y. Furushima, A. Nakamura, E. Tochigi, Y. Ikuhara, K. Toyoura, and K. Matsunaga, "<10 1¯0> Dislocation at a {2 1¯ 1¯0} low-angle grain boundary in LiNbO3,"
    Journal of Materials Science, 53[1] 333-44 (2018).

  61. P. Gao, R. Ishikawa, B. Feng, A. Kumamoto, N. Shibata, and Y. Ikuhara, "Atomic-scale structure relaxation, chemistry and charge distribution of dislocation cores in SrTiO3,"
    Ultramicroscopy, 184 217-24 (2018).

  62. P. Gao, A. Kumamoto, R. Ishikawa, N. Lugg, N. Shibata, and Y. Ikuhara, "Picometer-scale atom position analysis in annular bright-field STEM imaging,"
    Ultramicroscopy, 184 177-87 (2018).

  63. P. Gao, S. Z. Yang, R. Ishikawa, N. Li, B. Feng, A. Kumamoto, N. Shibata, P. Yu, and Y. Ikuhara, "Atomic-Scale Measurement of Flexoelectric Polarization at SrTiO3 Dislocations,"
    Physical Review Letters, 120[26] (2018).

  64. X. D. Hao, A. Yoko, C. L. Chen, K. Inoue, M. Saito, G. Seong, S. Takami, T. Adschiri, Y. Ikuhara, “Cerium Valence State Distribution: Atomic‐Scale Valence State Distribution inside Ultrafine CeO2 Nanocubes and Its Size Dependence”,
    Small, 14[42], 1870195(2018).

  65. X. D. Hao, C. L. Chen, M. Saito, D. Q. Yin, K. Inoue, S. Takami, T. Adschiri, and Y. Ikuhara, "Direct Imaging for Single Molecular Chain of Surfactant on CeO2 Nanocrystals,"
    Small, 14[31] (2018).

  66. X. D. Hao, A. Yoko, C. L. Chen, K. Inoue, M. Saito, G. Seong, S. Takami, T. Adschiri, and Y. Ikuhara, "Atomic-Scale Valence State Distribution inside Ultrafine CeO2 Nanocubes and Its Size Dependence,"
    Small, 14[42] (2018).

  67. J. Hoemke, E. Tochigi, T. Tohei, H. Yoshida, N. Shibata, Y. Ikuhara, and Y. Sakka, "Inversion domain network stabilization and spinel phase suppression in ZnO,"
    Journal of the American Ceramic Society, 101[6] 2616-26 (2018).

  68. X. B. Hu, C. A. J. Fisher, S. Kobayashi, Y. H. Ikuhara, Y. Fujiwara, K. Hoshikawa, H. Moriwake, K. Kohama, H. Iba, and Y. Ikuhara, "Structural changes and their effect on Li-ion conductivity upon quenching of La(1-x)/3LixNbO3 solid electrolytes,"
    Acta Materialia, 156 379-88 (2018).

  69. X. B. Hu, H. Y. Niu, X. L. Ma, A. R. Oganov, C. A. J. Fisher, N. C. Sheng, J. D. Liu, T. Jin, X. F. Sun, J. F. Liu, and Y. Ikuhara, "Atomic-scale observation and analysis of chemical ordering in M3B2 and M5B3 borides,"
    Acta Materialia, 149 274-84 (2018).

  70. R. Ishikawa, S. D. Findlay, T. Seki, G. Sanchez-Santolino, Y. Kohno, Y. Ikuhara, and N. Shibata, "Direct electric field imaging of graphene defects,"
    Nature Communications, 9 (2018).

  71. K. Kawahara, R. Ishikawa, T. Higashi, T. Kimura, Y. H. Ikuhara, N. Shibata, and Y. Ikuhara, "Unique fitting of electrochemical impedance spectra by random walk Metropolis Hastings algorithm,"
    Journal of Power Sources, 403 184-91 (2018).

  72. S Kitaoka, T Matsudaira, T Ogawa, N Shibata, M Takeuchi, Y Ikuhara , ”Grain Boundary Engineering of Alumina Ceramics”,
    Nanoinformatics, 237-257(2018)

  73. S. Kobayashi, Y. Ikuhara, and T. Mizoguchi, "Lattice expansion and local lattice distortion in Nb- and La-doped SrTiO3 single crystals investigated by x-ray diffraction and first-principles calculations,"
    Physical Review B, 98[13] (2018).

  74. S. Kobayashi, K. Inoue, T. Kato, Y. Ikuhara, and T. Yamamoto, "Multiphase nanodomains in a strained BaTiO3 film on a GdScO3 substrate,"
    Journal of Applied Physics, 123[6] (2018).

  75. S. Kobayashi, A. Kuwabara, C. A. J. Fisher, Y. Ukyo, and Y. Ikuhara, "Microscopic mechanism of biphasic interface relaxation in lithium iron phosphate after delithiation,"
    Nature Communications, 9 (2018).

  76. H. Komatsu, T. Minato, T. Matsunaga, K. Shimoda, T. Kawaguchi, K. Fukuda, K. Nakanishi, H. Tanida, S. Kobayashi, T. Hirayama, Y. Ikuhara, H. Arai, Y. Ukyo, Y. Uchimoto, E. Matsubara, and Z. Ogumi, "Site-Selective Analysis of Nickel-Substituted Li-Rich Layered Material: Migration and Role of Transition Metal at Charging and Discharging,"
    Journal of Physical Chemistry C, 122[35] 20099-107 (2018).

  77. T. Koyama, A. Kumamoto, K. Matsui, Y. Ikuhara, and H. Yoshida, "Revealing tetragonal-to-monoclinic phase transformation in Y-TZP at an initial stage of low temperature degradation using grazing incident-angle X-ray diffraction measurement,"
    Journal of the Ceramic Society of Japan, 126[9] 728-31 (2018).

  78. C. Li, Y. Shen, R. Huang, A. Kumamoto, S. Chen, C. Dai, M. Yoshiya, S. Fujii, K. Funai, C. AJ Fisher, Y. Wang, R. Qi, C. G. Duan, L. Pan, J. Chu, T. Hirayama, Y. Ikuhara, “Hierarchically Structured Thermoelectric Materials in Quaternary System Cu-Zn-Sn-S Featuring a Mosaic-type Nanostructure”,
    ACS Applied Nano Materials, 1[6]_2579-2588(2018).

  79. M. Q. Li, X. X. Cheng, N. Li, H. J. Liu, Y. L. Huang, K. H. Liu, Y. H. Chu, D. P. Yu, L. Q. Chen, Y. Ikuhara, and P. Gao, "Atomic-scale mechanism of internal structural relaxation screening at polar interfaces,"
    Physical Review B, 97[18] (2018).

  80. T. Matsudaira, S. Kitaoka, N. Shibata, Y. Ikuhara, M. Takeuchi, and T. Ogawa, "Effects of an oxygen potential gradient and water vapor on mass transfer in polycrystalline alumina at high temperatures,"
    Acta Materialia, 151 21-30 (2018).

  81. K. Matsui, H. Yoshida, and Y. Ikuhara, "Review: microstructure-development mechanism during sintering in polycrystalline zirconia,"
    International Materials Reviews, 63[6] 375-406 (2018).

  82. T. Matsumoto, Y. G. So, Y. Kohno, Y. Ikuhara, and N. Shibata, "Stable Magnetic Skyrmion States at Room Temperature Confined to Corrals of Artificial Surface Pits Fabricated by a Focused Electron Beam,"
    Nano Letters, 18[2] 754-62 (2018).

  83. T Mizoguchi, S Kiyohara, Y Ikuhara, N Shibata, “Atomic-Scale Nanostructures by Advanced Electron Microscopy and Informatics”,
    Nanoinformatics, 157-178(2018)

  84. S. Morishita, R. Ishikawa, Y. Kohno, H. Sawada, N. Shibata, and Y. Ikuhara, "Attainment of 40.5 pm spatial resolution using 300 kV scanning transmission electron microscope equipped with fifth-order aberration corrector,"
    Microscopy, 67[1] 46-50 (2018).

  85. A. Nakamura, E. Tochigi, R. Nagahara, Y. Furushima, Y. Oshima, Y. Ikuhara, T. Yokoi, and K. Matsunaga, "Structure of the Basal Edge Dislocation in ZnO,"
    Crystals, 8[3] (2018).

  86. M. Nakayama, S. Kajiyama, A. Kumamoto, T. Nishimura, Y. Ikuhara, M. Yamato, and T. Kato, "Stimuli-responsive hydroxyapatite liquid crystal with macroscopically controllable ordering and magneto-optical functions,"
    Nature Communications, 9 (2018).

  87. T. Ohsawa, M. Saito, R. Shimizu, K. Iwaya, S. Shiraki, Y. Ikuhara, and T. Hitosugi, "Impact of a surface TiO2 atomic sheet on the electronic transport properties of LaAlO3/SrTiO3 heterointerfaces,"
    Applied Physics Letters, 113[14] (2018).

  88. M. Saitoh, X. Gao, T. Ogawa, Y. H. Ikuhara, S. Kobayashi, C. A. J. Fisher, A. Kuwabara, and Y. Ikuhara, "Systematic analysis of electron energy-loss near-edge structures in Li-ion battery materials,"
    Physical Chemistry Chemical Physics, 20[38] 25052-61 (2018).

  89. A. V. Sanchela, M. Wei, H. Zensyo, B. Feng, J. Lee, G. Kim, H. Jeen, Y. Ikuhara, and H. Ohta, "Large thickness dependence of the carrier mobility in a transparent oxide semiconductor, La-doped BaSnO3,"
    Applied Physics Letters, 112[23] (2018).

  90. G. Sanchez-Santolino, N. R. Lugg, T. Seki, R. Ishikawa, S. D. Findlay, Y. Kohno, Y. Kanitani, S. Tanaka, S. Tomiya, Y. Ikuhara, and N. Shibata, "Probing the Internal Atomic Charge Density Distributions in Real Space,"
    Acs Nano, 12[9] 8875-81 (2018).

  91. T. Seki, Y. Ikuhara, and N. Shibata, "Theoretical framework of statistical noise in scanning transmission electron microscopy,"
    Ultramicroscopy, 193 118-25 (2018).

  92. Y. Sugawara, S. Taminato, T. Hirayama, M. Hirayama, R. Kanno, Y. Ukyo, and Y. Ikuhara, "Interfacial Atomic Structures of Single-Phase Li2MnO3 Thin Film with Superior Initial Charge-Discharge Behavior,"
    Journal of the Electrochemical Society, 165[2] A55-A60 (2018).

  93. K. Szot, C. Rodenbucher, G. Bihlmayer, W. Speier, R. Ishikawa, N. Shibata, and Y. Ikuhara, "Influence of Dislocations in Transition Metal Oxides on Selected Physical and Chemical Properties,"
    Crystals, 8[6] (2018).

  94. J. Tam, B. Feng, Y. Ikuhara, H. Ohta, and U. Erb, "Crystallographic orientation-surface energy-wetting property relationships of rare earth oxides,"
    Journal of Materials Chemistry A, 6[38] 18384-88 (2018).

  95. E. Tochigi, M. Bin, S. Kondo, A. Nakamura, N. Shibata, Y. Ikuhara, “2pA_SS3-8 Investigations of deformation twinning in sapphire by in situ TEM indentation and atomic-resolution STEM”,
    Microscopy 67, S2, i22-i22(2018).

  96. E. Tochigi, T. Mizoguchi, E. Okunishi, A. Nakamura, N. Shibata, and Y. Ikuhara, "Dissociation reaction of the 1/3 <(1)over-bar101 > edge dislocation in alpha-Al2O3,"
    Journal of Materials Science, 53[11] 8049-58 (2018).

  97. E. Tochigi, A. Nakamura, N. Shibata, and Y. Ikuhara, "Dislocation Structures in Low-Angle Grain Boundaries of alpha-Al2O3,"
    Crystals, 8[3] (2018).

  98. Z. Wang, C. L. Chen, S. V. Ketov, K. Akagi, A. A. Tsarkov, Y. Ikuhara, and D. V. Louzguine-Luzgin, "Local chemical ordering within the incubation period as a trigger for nanocrystallization of a highly supercooled Ti-based liquid,"
    Materials & Design, 156 504-13 (2018).

  99. Z. Wang, Y. Inoue, T. Hisatomi, R. Ishikawa, Q. Wang, T. Takata, S. S. Chen, N. Shibata, Y. Ikuhara, and K. Domen, "Overall water splitting by Ta3N5 nanorod single crystals grown on the edges of KTaO3 particles,"
    Nature Catalysis, 1[10] 756-63 (2018).

  100. K. Yoshida, Y. Sugawara, M. Saitoh, K. Matsumoto, R. Hagiwara, A. Kuwabara, Y. Ukyo, Y. Ikuhara, “3aA_MI-4 Microscopic Analysis of Fluorine-graphite Intercalation Compound”,
    Microscopy 67, S2, i27-i27(2018).

  101. H. J. Yu, Y. G. So, Y. Ren, T. H. Wu, G. C. Guo, R. J. Xiao, J. Lu, H. Li, Y. B. Yang, H. S. Zhou, R. Z. Wang, K. Amine, and Y. Ikuhara, "Temperature-Sensitive Structure Evolution of Lithium-Manganese-Rich Layered Oxides for Lithium-Ion Batteries,"
    Journal of the American Chemical Society, 140[45] 15279-89 (2018).

  102. Y. Q. Zhang, B. Feng, H. Hayashi, C. P. Chang, Y. M. Sheu, I. Tanaka, Y. Ikuhara, and H. Ohta, "Double thermoelectric power factor of a 2D electron system,"
    Nature Communications, 9 (2018).

  103. M. Abe, H. Iba, K. Suzuki, H. Minamishima, M. Hirayama, K. Tamura, J. Mizuki, T. Saito, Y. Ikuhara, and R. Kanno, “Study on the deterioration mechanism of layered rock-salt electrodes using epitaxial thin films Li(Ni, Co, Mn)0(2) and their Zr-O surface modified electrodes,”
    J Power Sources, 345 108-19 (2017).

  104. J. J. Bean, M. Saito, S. Fukami, H. Sato, S. Ikeda, H. Ohno, Y. Ikuhara, and K. P. McKenna, “Atomic structure and electronic properties of MgO grain boundaries in tunnelling magnetoresistive devices,”
    Sci. Rep., 7,45594 (2017).

  105. H. G. Brown, R. Ishikawa, G. Sanchez-Santolino, N. R. Lugg, Y. Ikuhara, L. J. Allen, and N. Shibata, “A new method to detect and correct sample tilt in scanning transmission electron microscopy bright-field imaging,”
    Ultramicroscopy, 173, 76-83 (2017).

  106. CL. Chen, DQ. Yin, K. Inoue, F. Lichtenberg, XL. Ma, Y. Ikuhara, JG. Bednorz, “Atomic-Scale Origin of the Quasi-One-Dimensional Metallic Conductivity in Strontium Niobates with Perovskite-Related Layered Structures"
    ACS NANO, 11[12], 12519-12525(2017).

  107. B. Feng, NR. Lugg, A. Kumamoto, Y. Ikuhara, N. Shibata, “Direct Observation of Oxygen Vacancy Distribution across Yttria-Stabilized Zirconia Grain Boundaries”,
    ACS NANO, 11[11], 11376-11382(2017).

  108. S. D. Findlay, R. Huang, R. Ishikawa, N. Shibata, and Y. Ikuhara, “Direct visualization of lithium via annular bright field scanning transmission electron microscopy: a review,”
    Microscopy, 66[1] 3-14 (2017).

  109. P. Gao, R. Ishikawa, E. Tochigi, A. Kumamoto, N. Shibata, and Y. Ikuhara, “Atomic-Scale Tracking of a Phase Transition from Spinel to Rocksalt in Lithium Manganese Oxide,”
    Chem. Mater., 29[3] 1006-13 (2017).

  110. P. Gao, Z. Y. Zhang, M. Q. Li, R. Ishikawa, B. Feng, H. J. Liu, Y. L. Huang, N. Shibata, X. M. Ma, S. L. Chen, J. M. Zhang, K. H. Liu, E. G. Wang, D. P. Yu, L. Liao, Y. H. Chu, and Y. Ikuhara, "Possible absence of critical thickness and size effect in ultrathin perovskite ferroelectric films,"
    Nature Communications, 8, 15549 (2017).

  111. J. Hoemke, E. Tochigi, T. Tohei, H. Yoshida, N. Shibata, Y. Ikuhara, and Y. Sakka, “Inversion domain boundaries in Mn and Al dual-doped ZnO: Atomic structure and electronic properties,”
    J. Am. Ceram.Soc., 100[9] 4252-62 (2017).

  112. X. B. Hu, C. A. J. Fisher, S. Kobayashi, Y. H. Ikuhara, Y. Fujiwara, K. Hoshikawa, H. Moriwake, K. Kohama, H. Iba, and Y. Ikuhara, “Atomic scale imaging of structural changes in solid electrolyte lanthanum lithium niobate upon annealing,”
    Acta Mater., 127 211-19 (2017).

  113. X. B. Hu, S. Kobayashi, Y. H. Ikuhara, C. A. J. Fisher, Y. Fujiwara, K. Hoshikawa, H. Moriwake, K. Kohama, H. Iba, and Y. Ikuhara, “Atomic scale imaging of structural variations in La(1-x)/3LixNbO3 (0 <= x <= 0.13) solid electrolytes,”
    Acta Mater., 123 167-76 (2017).

  114. Y. H. Ikuhara, X. Gao, C. A. J. Fisher, A. Kuwabara, H. Moriwake, K. Kohama, H. Iba, and Y. Ikuhara, “Atomic level changes during capacity fade in highly oriented thin films of cathode material LiCoPO4,”
    J. Mater. Chem. A, 5[19] 9329-38 (2017).

  115. K. Inoue, B. Feng, N. Shibata, M. Kotani, and Y. Ikuhara, “Structure of < 110 >-tilt boundaries in cubic zirconia,”
    J. Mater. Sci., 52[8] 4278-87 (2017).

  116. R. Ishikawa, Y. Shimbo, I. Sugiyama, NR. Lugg, N. Shibata, Y. Ikuhara, “Room-temperature dilute ferromagnetic dislocations in Sr1-xMnxTiO3-delta”
    PHYSICAL REVIEW B, 96[2], 024440(2017).

  117. T. T. Jia, H. Kimura, Z. X. Cheng, H. Y. Zhao, Y. H. Kim, M. Osada, T. Matsumoto, N. Shibata, and Y. Ikuhara, “Mechanical force involved multiple fields switching of both local ferroelectric and magnetic domain in a Bi5Ti3FeO15 thin film,”
    Npg Asia Mater., 9,e349 (2017).

  118. H. Jinnai, T. Higuchi, X. D. Zhuge, A. Kumamoto, K. J. Batenburg, and Y. Ikuhara, “Three-Dimensional Visualization and Characterization of Polymeric Self-Assemblies by Transmission Electron Microtomography,”
    Acc. Chem. Res., 50[6] 1293-302 (2017).

  119. S. Katayama, T. Katase, T. Tohei, B. Feng, Y. Ikuhara, and H. Ohta, “Reactive Solid-Phase Epitaxy and Electrical Conductivity of Layered Sodium Manganese Oxide Films,”
    Cryst Growth Des, 17[4] 1849-53 (2017).

  120. D. W. Kim, H. Shiiba, N. Zettsu, T. Yamada, T. Kimijima, G. Sanchez-Santolino, R. Ishikawa, Y. Ikuhara, and K. Teshima, “Full picture discovery for mixed-fluorine anion effects on high-voltage spinel lithium nickel manganese oxide cathodes,”
    Npg Asia Mater., 9,e398 (2017).

  121. S. Kobayashi, C. A. J. Fisher, A. Kuwabara, Y. Ukyo, and Y. Ikuhara, “Quantitative analysis of Li distributions in battery material Li1-xFePO4 using Fe M-2,M-3-edge and valence electron energy loss spectra,”
    Microscopy, 66[4] 254-60 (2017).

  122. Y. Kuromitsu, Y. Nagatomo, K. Akiyama, N. Shibata, and Y. Ikuhara, “Direct-bonded aluminum on aluminum nitride substrates by transient liquid phase bonding,”
    J Ceram. Soc. Jpn., 125[3] 165-67 (2017).

  123. X. M. Liu, Z. J. Yu, R. Ishikawa, L. Q. Chen, X. F. Liu, X. W. Yin, Y. Ikuhara, and R. Riedel, “Single-source-precursor derived RGO/CNTs-SiCN ceramic nanocomposite with ultra-high electromagnetic shielding effectiveness,”
    Acta Mater, 130, 83-93 (2017).

  124. X. M. Liu, Z. J. Yu, R. Ishikawa, L. Q. Chen, X. W. Yin, Y. Ikuhara, and R. Riedel, "Single-source-precursor synthesis and electromagnetic properties of novel RGO-SiCN ceramic nanocomposites,"
    Journal of Materials Chemistry C, 5[31] 7950-60 (2017).

  125. H. Moriwake, A. Kuwabara, C. A. J. Fisher, and Y. Ikuhara, “Why is sodium-intercalated graphite unstable?,”
    Rsc Adv., 7[58] 36550-54 (2017).

  126. A. Nakamura, K. Matsunaga, E. Tochigi, N. Shibata, Y. Ikuhara, and K. P. D. Lagerlof, “Another origin of yield drop behavior in sapphire deformed via basal slip: Recombination of climb-dissociated partial dislocations,”
    Scr. Mater., 138 109-13 (2017).

  127. Y. Nezu, Y. Q. Zhang, C. L. Chen, Y. Ikuhara, and H. Ohta, "Solid-phase epitaxial film growth and optical properties of a ferroelectric oxide, Sr2Nb2O7,"
    Journal of Applied Physics, 122[13] (2017).

  128. N. Nishiyama, R. Ishikawa, H. Ohfuji, H. Marquardt, A. Kurnosov, T. Taniguchi, B. N. Kim, H. Yoshida, A. Masuno, J. Bednarcik, E. Kulik, Y. Ikuhara, F. Wakai, and T. Irifune, “Transparent polycrystalline cubic silicon nitride,”
    Sci. Rep., 7 (2017).

  129. K. Ohki, T. Nagaishi, T. Kato, D. Yokoe, T. Hirayama, Y. Ikuhara, T. Ueno, K. Yamagishi, T. Takao, R. Piao, H. Maeda, Y. Yanagisawa, “Fabrication, microstructure and persistent current measurement of an intermediate grown superconducting (iGS) joint between REBCO-coated conductors”
    Supercond. Sci. Technol., 30[11], 115017(2017).

  130. AV. Sanchela, T. Onozato, B. Feng, Y. Ikuhara, H. Ohta, “Thermopower modulation clarification of the intrinsic effective mass in transparent oxide semiconductor BaSnO3”,
    PHYSICAL REVIEW MATERIALS, 1[3], 34603(2017)

  131. S. Sasano, R. Ishikawa, I. Sugiyama, T. Higashi, T. Kimura, Y. H. Ikuhara, N. Shibata, and Y. Ikuhara, “Relative Li-ion mobility mapping in Li0.33La0.56TiO3 polycrystalline by electron backscatter diffraction and electrochemical strain microscopy,”
    Appl. Phys. Express, 10[6], 061102 (2017).

  132. T. Seki, G. Sanchez-Santolino, R. Ishikawa, S. D. Findlay, Y. Ikuhara, and N. Shibata, "Quantitative electric field mapping in thin specimens using a segmented detector: Revisiting the transfer function for differential phase contrast,"
    Ultramicroscopy, 182, 258-63 (2017).

  133. N. Shibata, S. D. Findlay, T. Matsumoto, Y. Kohno, T. Seki, G. Sanchez-Santolino, and Y. Ikuhara, “Direct Visualization of Local Electromagnetic Field Structures by Scanning Transmission Electron Microscopy,”
    Acc. Chem. Res., 50[7] 1502-12 (2017).

  134. N. Shibata, T. Seki, G. Sanchez-Santolino, S. D. Findlay, Y. Kohno, T. Matsumoto, R. Ishikawa, and Y. Ikuhara, “Electric field imaging of single atoms,”
    Nat. Commun., 8,15631 (2017).

  135. E. Tochigi, Y. Kezuka, A. Nakamura, N. Shibata, and Y. Ikuhara, “Direct Observation of Impurity Segregation at Dislocation Cores in an Ionic Crystal,”
    Nano Lett., 17[5] 2908-12 (2017).

  136. E. Tochigi, H. Matsuhata, H. Yamaguchi, T. Sekiguchi, H. Okumura, and Y. Ikuhara, “Investigation of V-shaped extended defects in a 4H-SiC epitaxial film,”
    Phil. Mag., 97[9] 657-70 (2017).

  137. Z. Wang, S. V. Ketov, C. L. Chen, Y. Shen, Y. Ikuhara, A. A. Tsarkov, D. V. Louzguine-Luzgin, and J. H. Perepezko, “Nucleation and thermal stability of an icosahedral nanophase during the early crystallization stage in Zr-Co-Cu-Al metallic glasses,”
    Acta Mater., 132 298-306 (2017).

  138. Y. Q. Zhang, B. Feng, H. Hayashi, T. Tohei, I. Tanaka, Y. Ikuhara, and H. Ohta, “Thermoelectric phase diagram of the SrTiO3-SrNbO3 solid solution system,”
    J. Appl. Phys., 121[18],185102 (2017).

  139. H. Y. Zhao, K. Cai, Z. X. Cheng, T. T. Jia, H. Kimura, Z. B. Ma, Q. M. Fu, Z. D. Huang, T. Matsumoto, T. Tohei, N. Shibata, and Y. Ikuhara, “A Novel Class of Multiferroic Material, Bi4Ti3O12 center dot nBiFeO(3) with Localized Magnetic Ordering Evaluated from Their Single Crystals,”
    Adv. Electron. Mater., 3[1] (2017).

  140. H. Y. Zhao, K. Cai, Z. R. Fan, Z. D. Huang, Z. B. Ma, T. T. Jia, H. Kimura, Y. G. Yang, T. Matsumoto, T. S. Tohei, N. Shibata, and Y. Ikuhara, “Ferroelectric domains and phase evolution in (Fe:) KTa1-xNbxO3 crystals,”
    Appl. Surf. Sci., 413 1-6 (2017).

  141. C. Zhou, C. Fasel, R. Ishikawa, M. Gallei, Y. Ikuhara, S. Lauterbach, H. J. Kleebe, R. Riedel, and E. Ionescu, "One-pot synthesis of a C/SiFeN(O)-based ceramic paper with in-situ generated hierarchical micro/nano-morphology,"
    Journal of the European Ceramic Society, 37[16] 5193-203 (2017).

  142. L. Zhou, J. H. Dai, Y. S. Chai, H. M. Zhang, S. Dong, H. B. Cao, S. Calder, Y. Y. Yin, X. Wang, X. D. Shen, Z. H. Liu, T. Saito, Y. Shimakawa, H. Hojo, Y. Ikuhara, M. Azuma, Z. W. Hu, Y. Sun, C. Q. Jin, and Y. W. Long, "Realization of Large Electric Polarization and Strong Magnetoelectric Coupling in BiMn3Cr4O12,"
    Advanced Materials, 29[44], 1703435 (2017).

  143. H. An, A. Kumamoto, H. Takezaki, S. Ohyama, Y. Qian, T. Inoue, Y. Ikuhara, S. Chiashi, R. Xiang, and S. Maruyama, “Chirality specific and spatially uniform synthesis of single-walled carbon nanotubes from a sputtered Co-W bimetallic catalyst,”
    Nanoscale, 8[30], 14523-29 (2016).

  144. K. Cui, A. Kumamoto, R. Xiang, H. An, B. Wang, T. Inoue, S. Chiashi, Y. Ikuhara, and S. Maruyama, "Synthesis of subnanometer-diameter vertically aligned single-walled carbon nanotubes with copper-anchored cobalt catalysts,"
    Nanoscale, 8[3], 1608-17 (2016).

  145. B. Feng, I. Sugiyama, H. Hojo, H. Ohta, N. Shibata, and Y. Ikuhara, "Atomic structures and oxygen dynamics of CeO2 grain boundaries,"
    Scientific Reports, 6, 20288 (2016).

  146. B. Feng, T. Yokoi, A. Kumamoto, M. Yoshiya, Y. Ikuhara, and N. Shibata, "Atomically ordered solute segregation behaviour in an oxide grain boundary,"
    Nat. Commun., 7, 11079 (2016).

  147. Y. Furushima, A. Nakamura, E. Tochigi, Y. Ikuhara, K. Toyoura, and K. Matsunaga, “Dislocation structures and electrical conduction properties of low angle tilt grain boundaries in LiNbO3,”
    J. Appl. Phys., 120[14], 142107 (2016).
  148. P. Gao, H.-J. Liu, Y.-L. Huang, Y.-H. Chu, R. Ishikawa, B. Feng, Y. Jiang, N. Shibata, E.-G. Wang, and Y. Ikuhara, "Atomic mechanism of polarization-controlled surface reconstruction in ferroelectric thin films,"
    Nat. Commun., 7, 11318 (2016).

  149. A. H. Heuer, M. Z. Azar, H. Guhl, M. Foulkes, B. Gleeson, T. Nakagawa, Y. Ikuhara, and M. W. Finnis, "The Band Structure of Polycrystalline Al2O3 and Its Influence on Transport Phenomena,"
    J. Am. Ceram. Soc., 99[3], 733-47 (2016).

  150. J. Hoemke, A.U. Khan, H. Yoshida, T. Mori, E. Tochigi, N. Shibata, Y. Ikuhara, Y. Sakka, "Sintering characteristics and thermoelectric properties of Mn-Al co-doped ZnO ceramics”,
    J. Ceram. Soc. Jpn, 124[5], 515-522(2016).

  151. Y. Imanaka, T. Anazawa, T. Manabe, H. Amada, S. Ido, F. Kumasaka, N. Awaji, G. Sanchez-Santolino, R. Ishikawa, and Y. Ikuhara, “An artificial photosynthesis anode electrode composed of a nanoparticulate photocatalyst film in a visible light responsive GaN-ZnO solid solution system,”
    Scientific Reports, 6, 35593 (2016).

  152. K. Inoue, M. Saito, C. Chen, M. Kotani, and Y. Ikuhara, “Mathematical analysis and STEM observations of arrangement of structural units in <001> symmetrical tilt grain boundaries,”
    Microscopy, 65[6] 479-87 (2016).

  153. R. Ishikawa, S. J. Pennycook, A. R. Lupini, S. D. Findlay, N. Shibata, and Y. Ikuhara, “Single atom visibility in STEM optical depth sectioning,”
    Appl.Phys. Lett., 109[16], 163102 (2016).

  154. R. Ishikawa, N. R. Lugg, K. Inoue, H. Sawada, T. Taniguchi, N. Shibata, and Y. Ikuhara, "Interfacial Atomic Structure of Twisted Few-Layer Graphene,"
    Scientific Reports, 6, 21273 (2016).

  155. S. Kobayashi, C. A. J. Fisher, T. Kato, Y. Ukyo, T. Hirayama, and Y. Ikuhara, “Atomic-Scale Observations of (010) LiFePO4 Surfaces Before and After Chemical Delithiation,”
    Nano Lett., 16[9], 5409-14 (2016).

  156. S. Kondo, T. Mitsuma, N. Shibata, Y. Ikuhara, “Direct observation of individual dislocation interaction processes with grain boundaries”,
    Sci. Adv., 2[11], e1501926(2016).

  157. A. Kumamoto, N. Shibata, K.-i. Nayuki, T. Tohei, N. Terasaki, Y. Nagatomo, T. Nagase, K. Akiyama, Y. Kuromitsu, and Y. Ikuhara, "Atomic structures of a liquid-phase bonded metal/nitride heterointerface,"
    Scientific Reports, 6, 22936 (2016).

  158. N. Li, T. Katase, Y. Zhu, T. Matsumoto, T. Umemura, Y. Ikuhara, and H. Ohta, “Solid-liquid phase epitaxial growth of Li4Ti5O12 thin film,”
    Appl. Phys. Exp., 9[12] , 125501(2016).

  159. J.-C. Lin, T. Vu Thanh, D.-S. Tsai, T.-T. Lin, P.-C. Huang, W.-L. Hsu, H. J. Wu, R. Huang, C. Nguyen Van, R. Yoshida, J.-Y. Lin, Y. Ikuhara, Y.-P. Chiu, S. Gwo, D. P. Tsai, J.-H. He, and Y.-H. Chu, "Control of the Metal-Insulator Transition at Complex Oxide Heterointerfaces through Visible Light,"
    Adv. Mater., 28[4], 764-70 (2016).

  160. H.-J. Liu, J.-C. Lin, Y.-W. Fang, J.-C. Wang, B.-C. Huang, X. Gao, R. Huang, P. R. Dean, P. D. Hatton, Y.-Y. Chin, H.-J. Lin, C.-T. Chen, Y. Ikuhara, Y.-P. Chiu, C.-S. Chang, C.-G. Duan, Q. He, Y.-H. Chu, “A Metal–Insulator Transition of the Buried MnO2 Monolayer in Complex Oxide Heterostructure”,
    Adv. mater., 28[41], 9142-9151(2016).

  161. K. Matsui, K. Nakamura, A. Kumamoto, H. Yoshida, and Y. Ikuhara, "Low-temperature degradation in yttria-stabilized tetragonal zirconia polycrystal doped with small amounts of alumina: Effect of grain-boundary energy,"
    J. Eur. Ceram. Soc., 36[1], 155-62 (2016).

  162. T. Matsumoto, Y.-G. So, Y. Kohno, H. Sawada, Y. Ikuhara, and N. Shibata, "Direct observation of Sigma7 domain boundary core structure in magnetic skyrmion lattice,"
    Sci. adv., 2[2], e1501280-e1501280 (2016).

  163. T. Matsumoto, Y. G. So, Y. Kohno, H. Sawada, R. Ishikawa, Y. Ikuhara, and N. Shibata, “Jointed magnetic skyrmion lattices at a small-angle grain boundary directly visualized by advanced electron microscopy,”
    Scientific Reports, 6, 35880 (2016).

  164. K. Matsunaga, T.-Y. Chang, R. Ishikawa, Q. Dong, K. Toyoura, A. Nakamura, Y. Ikuhara, and N. Shibata, "Adsorption sites of single noble metal atoms on the rutile TiO2 (110) surface influenced by different surface oxygen vacancies,"
    J. Phys.-Condens. Matter, 28[17], 175002 (2016).

  165. T. Matsunaga, H. Komatsu, K. Shimoda, T. Minato, M. Yonemura, T. Kamiyama, S. Kobayashi, T. Kato, T. Hirayama, Y. Ikuhara, H. Arai, Y. Ukyo, Y. Uchimoto, Z. Ogumi, “Dependence of Structural Defects in Li2MnO3 on Synthesis Temperature”,
    Chem Mater, 28[12], 4143-4150(2016).

  166. T. Matsunaga, H. Komatsu, K. Shimoda, T. Minato, M. Yonemura, T. Kamiyama, S. Kobayash, T. Kato, T. Hirayama, Y. Ikuhara, H. Arai, Y. Ukyo, Y. Uchimoto, and Z. Ogumi, "Structural Understanding of Superior Battery Properties of Partially Ni-Doped Li2MnO3 as Cathode Material,"
    J. Phys. Chem. Lett., 7[11], 2063-67 (2016).

  167. Y. Miyamoto, Y. Kuroda, T. Uematsu, H. Oshikawa, N. Shibata, Y. Ikuhara, K. Suzuki, M. Hibino, K. Yamaguchi, and N. Mizuno, “Rational Low-Temperature Synthesis of Ultrasmall Nanocrystalline Manganese Binary Oxide Catalysts under Controlled Metal Cation Hydration in Organic Media,”
    Chemnanomat, 2[4], 297-306 (2016).

  168. H. Moriwake, A. Kuwabara, C.A. Fisher, M. Nose, H. Nakayama, S. Nakanishi, H. Iba, Y. Ikuhara, “Crystal and electronic structure changes during the charge-discharge process of Na4Co3(PO4)(2)P2O7”,
    J. Power Soueces, 326, 220(2016).

  169. T. Motoki, J.-i. Shimoyama, H. Ogino, K. Kishio, J. Roh, T. Tohei, Y. Ikuhara, S. Horii, T. Doi, G. Honda, and T. Nagaishi, "Microstructures and improved J(c)-H characteristics of Cl-containing YBCO thin films prepared by the fluorine-free MOD method,"
    Supercond. Sci. Technol., 29[1], 015006 (2016).

  170. C. Pan, T. Takata, K. Kumamoto, S. S. K. Ma, K. Ueda, T. Minegishi, M. Nakabayashi, T. Matsumoto, N. Shibata, Y. Ikuhara, and K. Domen, "Band engineering of perovskite-type transition metal oxynitrides for photocatalytic overall water splitting,"
    J. Mater. Chem. A, 4[12], 4544-52 (2016).

  171. T. Sato, E. Tochigi, T. Mizoguchi, Y. Ikuhara, and H. Fujita, “An experimental system combined with a micromachine and double-tilt TEM holder,”
    Microelectron Eng., 164, 43-47 (2016).

  172. K. Shimizu, H. Hojo, Y. Ikuhara, and M. Azuma, “Enhanced Piezoelectric Response due to Polarization Rotation in Cobalt-Substituted BiFeO3 Epitaxial Thin Films,”
    Adv. Mater., 28[39], 8639-44 (2016).

  173. S. Shiraki, Y. Takagi, R. Shimizu, T. Suzuki, M. Haruta, Y. Sato, Y. Ikuhara, and T. Hitosugi, "Orientation control of LiCoO2 epitaxial thin films on metal substrates,"
    Thin Solid Films, 600, 175-78 (2016).

  174. T. Tohei, Y. Watanabe, H. S. Lee, and Y. Ikuhara, “First principles calculation of thermal expansion coefficients of pure and Cr doped alpha-alumina crystals,”
    J. Appl. Phys., 120[14], 142106 (2016).

  175. Z. Wang, M. Saito, K. P. McKenna, S. Fukami, H. Sato, S. Ikeda, H. Ohno, and Y. Ikuhara, "Atomic-Scale Structure and Local Chemistry of CoFeB-MgO Magnetic Tunnel Junctions,"
    Nano Lett., 16[3,] 1530-36 (2016).

  176. H. Yu, Y.-G. So, A. Kuwabara, E. Tochigi, N. Shibata, T. Kudo, H. Zhou, and Y. Ikuhara, "Crystalline Grain Interior Configuration Affects Lithium Migration Kinetics in Li-Rich Layered Oxide,"
    Nano Lett., 16[5], 2907-15 (2016).

  177. H. B. Zhang, R. J. Qi, N. F. Ding, R. Huang, L. Sun, C. G. Duan, C. A. J. Fisher, J. H. Chu, and Y. Ikuhara, "Elemental intermixing within an ultrathin SrRuO3 electrode layer in epitaxial heterostructure BaTiO3/SrRuO3/SrTiO3,"
    Aip Advances, 6[1], 015010 (2016).

  178. S. J. Zheng, R. F. Zhang, R. Huang, T. Taniguchi, X. L. Ma, Y. Ikuhara, and I. J. Beyerlein, “Structure and energetics of nanotwins in cubic boron nitrides,”
    Appl. Phys. Lett., 109[8], 081901(2016).

  179. R. Ang, Z. C. Wang, C. L. Chen, J. Tang, N. Liu, Y. Liu, W. J. Lu, Y. P. Sun, T. Mori, and Y. Ikuhara, "Atomistic origin of an ordered superstructure induced superconductivity in layered chalcogenides,"
    Nat. Commun., 6, 6091(2015).

  180. C. L. Chen, Z. C. Wang, F. Lichtenberg, Y. Ikuhara, and J. G. Bednorz, "Patterning Oxide Nanopillars at the Atomic Scale by Phase Transformation,"
    Nano Lett.,15[10] 6469-74 (2015).

  181. C. Chen, S. Lv, J. Li, Z. Wang, X. Liang, Y. Li, D. Viehland, K. Nakajima, and Y. Ikuhara, "Two-dimensional electron gas at the Ti-diffused BiFeO3/SrTiO3 interface,"
    Appl. Phys. Lett.,107[3], 031601(2015).

  182. C. Chen, Z. Wang, T. Kato, N. Shibata, T. Taniguchi, and Y. Ikuhara, "Misfit accommodation mechanism at the heterointerface between diamond and cubic boron nitride,"
    Nat. Commun., 6, 6327(2015).

  183. S.-Y. Choi, S.-D. Kim, M. Choi, H.-S. Lee, J. Ryu, N. Shibata, T. Mizoguchi, E. Tochigi, T. Yamamoto, S.-J. L. Kang, and Y. Ikuhara, "Assessment of Strain-Generated Oxygen Vacancies Using SrTiO3 Bicrystals,"
    Nano Lett.,15[6], 4129-34 (2015).

  184. X. Gao, C. A. J. Fisher, Y. H. Ikuhara, Y. Fujiwara, S. Kobayashi, H. Moriwake, A. Kuwabara, K. Hoshikawa, K. Kohama, H. Iba, and Y. Ikuhara, "Cation ordering in A-site-deficient Li-ion conducting perovskites La(1-x)/3LixNbO3,"
    J. Mater. Chem. A,3[7], 3351-59 (2015).

  185. L. Gu, D. Xiao, Y.-S. Hu, H. Li, and Y. Ikuhara, "Atomic-Scale Structure Evolution in a Quasi Equilibrated Electrochemical Process of Electrode Materials for Rechargeable Batteries,"
    Adv. Mater., 27[13], 2134-49 (2015).

  186. L. Gu, L. Xu, Q. Zhang, D. Pan, N. Chen, D. V. Louzguine-Luzgin, K.-F. Yao, W. Wang, and Y. Ikuhara, "Direct in situ observation of metallic glass deformation by real-time nano-scale indentation,"
    Sci. Rep., 5, 9122(2015).

  187. H. Guhl, H. S. Lee, P. Tangney, W. M. C. Foulkes, A. H. Heuer, T. Nakagawa, Y. Ikuhara, and M. W. Finnis, "Structural and electronic properties of Sigma 7 grain boundaries in alpha-Al2O3,"
    Acta Mater., 99, 16-28 (2015).

  188. K. Inoue, M. Saito, Z. Wang, M. Kotani, and Y. Ikuhara, "On the Periodicity of < 001 > Symmetrical Tilt Grain Boundaries,"
    Mater. Trans.,56[3], 281-87 (2015).

  189. K. Inoue, M. Saito, Z. Wang, M. Kotani, and Y. Ikuhara, "The Decomposition Formula of < 001 > Symmetrical Tilt Grain Boundaries,"
    Mater. Trans., 56[12] 1945-52 (2015).

  190. T. Katase, K. Endo, T. Tohei, Y. Ikuhara, and H. Ohta, "Room-Temperature-Protonation-Driven On-Demand Metal-Insulator Conversion of a Transition Metal Oxide,"
    Adv. Electron. Mater.,1[7], 1500063(2015).

  191. T. Katase, H. Takahashi, T. Tohei, Y. Suzuki, M. Yamanouchi, Y. Ikuhara, I. Terasaki, and H. Ohta, "Solid-Phase Epitaxial Growth of A-Site-Ordered Perovskite Sr4-xErxCo4O12-delta: A Room Temperature Ferrimagnetic p-Type Semiconductor,"
    Adv. Electron. Mater.,1[12], 1500199 (2015).

  192. S. Kobayashi, Y. Mizumukai, T. Ohnishi, N. Shibata, Y. Ikuhara, and T. Yamamoto, "High Electron Mobility of Nb-Doped SrTiO3 Films Stemming from Rod-Type Sr Vacancy Clusters,"
    Acs Nano,9[11], 10769-77 (2015).

  193. H. Komatsu, H. Arai, Y. Koyama, K. Sato, T. Kato, R. Yoshida, H. Murayama, I. Takahashi, Y. Orikasa, K. Fukuda, T. Hirayama, Y. Ikuhara, Y. Ukyo, Y. Uchimoto, and Z. Ogumi, "Solid Solution Domains at Phase Transition Front of LixNi0.5Mn1.5O4,"
    Adv. Energy Mater.,5[17], 1500638(2015).

  194. H.-J. Liu, Y.-H. Du, P. Gao, Y.-C. Huang, H.-W. Chen, Y.-C. Chen, H.-L. Liu, Q. He, Y. Ikuhara, and Y.-H. Chu, "Tetragonal BiFeO3 on yttria-stabilized zirconia,"
    Apl. Mater.,3[11], 116104(2015).

  195. J. W. Liu, M. Y. Liao, M. Imura, T. Matsumoto, N. Shibata, Y. Ikuhara, and Y. Koide, "Control of normally on/off characteristics in hydrogenated diamond metal-insulator-semiconductor field-effect transistors,"
    J. Appl. Phys.,118[11], 115704(2015).

  196. D. V. Louzguine-Luzgin, C. L. Chen, L. Y. Lin, Z. C. Wang, S. V. Ketov, M. J. Miyama, A. S. Trifonov, A. V. Lubenchenko, and Y. Ikuhara, "Bulk metallic glassy surface native oxide: Its atomic structure, growth rate and electrical properties,"
    Acta Mater.,97, 282-90 (2015).

  197. N. R. Lugg, G. Kothleitner, N. Shibata, and Y. Ikuhara, "On the quantitativeness of EDS STEM,"
    Ultramicroscopy,151, 150-59 (2015).

  198. Y. Miyamoto, Y. Kuroda, T. Uematsu, H. Oshikawa, N. Shibata, Y. Ikuhara, K. Suzuki, M. Hibino, K. Yamaguchi, and N. Mizuno, "Synthesis of ultrasmall Li-Mn spinel oxides exhibiting unusual ion exchange, electrochemical, and catalytic properties,"
    Sci. Rep.,5, 15011(2015).

  199. H. Moriwake, X. Gao, A. Kuwabara, C. A. J. Fisher, T. Kimura, Y. H. Ikuhara, K. Kohama, T. Tojigamori, and Y. Ikuhara, "Domain boundaries and their influence on Li migration in solid-state electrolyte (La,Li)TiO3,"
    J. Power Sources,276, 203-07 (2015).

  200. M. Mukai, E. Okunishi, M. Ashino, K. Omoto, T. Fukuda, A. Ikeda, K. Somehara, T. Kaneyama, T. Saitoh, T. Hirayama, and Y. Ikuhara, "Development of a monochromator for aberration-corrected scanning transmission electron microscopy,"
    Microscopy,64[3], 151-58 (2015)..

  201. N. Na, D. Y. Kim, Y.-G. So, Y. Ikuhara, and S. Noda, "Simple and engineered process yielding carbon nanotube arrays with 1.2 x 10(13) cm(-2) wall density on conductive underlayer at 400 degrees C,"
    Carbon,81, 773-81 (2015).

  202. A. Nakamura, Y. Gu, K. Taniguchi, N. Shibata, H. Takagi, and Y. Ikuhara, "Phase Interface Structures in Li1+xRh2O4 Zero Strain Cathode Material Analyzed by Scanning Transmission Electron Microscopy,"
    Chem. Mater.,27[3], 938-43 (2015).

  203. T. Ohsawa, M. Saito, I. Hamada, R. Shimizu, K. Iwaya, S. Shiraki, Z. C. Wang, Y. Ikuhara, and T. Hitosugi, "A Single-Atom-Thick TiO2 Nanomesh on an Insulating Oxide,"
    Acs Nano,9[9], 8766-72 (2015).

  204. C. Pan, T. Takata, M. Nakabayashi, T. Matsumoto, N. Shibata, Y. Ikuhara, and K. Domen, "A Complex Perovskite-Type Oxynitride: The First Photocatalyst for Water Splitting Operable at up to 600 nm,"
    Angew. Chem. Int. Ed.,54[10], 2955-59 (2015).

  205. J.-Y. Roh, Y. Sato, and Y. Ikuhara, "Grain Boundary Plane Effect on Pr Segregation Site in ZnO sigma 13 0001 Symmetric Tilt Grain Boundaries,"
    J. Am. Ceram. Soc.,98[6], 1932-36 (2015).

  206. H. Sawada, N. Shimura, F. Hosokawa, N. Shibata, and Y. Ikuhara, "Resolving 45-pm-separated Si-Si atomic columns with an aberration-corrected STEM,"
    Microscopy,64[3], 213-17 (2015).

  207. N. Shibata, S. D. Findlay, H. Sasaki, T. Matsumoto, H. Sawada, Y. Kohno, S. Otomo, R. Minato, and Y. Ikuhara, "Imaging of built-in electric field at a p-n junction by scanning transmission electron microscopy,"
    Sci. Rep.,5, 10040 (2015).

  208. I. Sugiyama, Y. Mizumukai, T. Taniuchi, K. Okada, F. Shirase, T. Tanase, Y. Ikuhara, and T. Yamamoto, "Carbon content dependence of grain growth mode in VC-doped WC-Co hardmetals,"
    Int. J. Refract. Metals. Hard Mater., 52, 245-51 (2015).

  209. R. Sun, Z. Wang, M. Saito, N. Shibata, and Y. Ikuhara, "Atomistic mechanisms of nonstoichiometry-induced twin boundary structural transformation in titanium dioxide,"
    Nat. Commun., 6, 7120(2015).

  210. R. Sun, Z. Wang, N. Shibata, and Y. Ikuhara, "A dislocation core in titanium dioxide and its electronic structure,"
    Rsc Advances, 5[24], 18506-10 (2015).

  211. E. Tochigi, A. Nakamura, T. Mizoguchi, N. Shibata, and Y. Ikuhara, "Dissociation of the 1/3 <(1)over-bar101 > dislocation and formation of the anion stacking fault on the basal plane in alpha-Al2O3,"
    Acta Mater. 91, 152-61(2015).

  212. T. Tohei, H. S. Lee, and Y. Ikuhara, "First Principles Calculation of Thermal Expansion of Carbon and Boron Nitrides Based on Quasi-Harmonic Approximation,"
    Mater.Trans.,56[9], 1452-56 (2015).

  213. T. Tohei, Y. Watanabe, N. Takahashi, T. Nakagawa, N. Shibata, and Y. Ikuhara, "First principles study of oxygen diffusion in a alpha-alumina {10(1)over-bar1} twin grain boundary,"
    Phil. Mag.,95[35], 3985-99 (2015).

  214. H. Yang, H. S. Lee, P. G. Kotula, Y. Sato, Y. Ikuhara, and N. D. Browning, "Amphoteric doping of praseodymium Pr3+ in SrTiO3 grain boundaries,"
    Appl. Phys. Lett.,106[12], 121904(2015)..

  215. R. Z. Yu, H. Hojo, T. Watanuki, M. Mizumaki, T. Mizokawa, K. Oka, H. Kim, A. Machida, K. Sakaki, Y. Nakamura, A. Agui, D. Mori, Y. Inaguma, M. Schlipf, K. Z. Rushchanskii, M. Lezaic, M. Matsuda, J. Ma, S. Calder, M. Isobe, Y. Ikuhara, and M. Azuma, "Melting of Pb Charge Glass and Simultaneous Pb-Cr Charge Transfer in PbCrO3 as the Origin of Volume Collapse,"
    J. Am. Chem. Soc.,137[39], 12719-28 (2015).

  216. C. Zhou, X. Gao, Y. Xu, G. Buntkowsky, Y. Ikuhara, R. Riedel, and E. Ionescu, "Synthesis and high-temperature evolution of single-phase amorphous Si-Hf-N ceramics,"
    J. Eur. Ceram. Soc.,35[7], 2007-15 (2015).

  217. H. Chang, M. Saito, T. Nagai, Y. Liang, Y. Kawazoe, Z. Wang, H. Wu, K. Kimoto, and Y. Ikuhara, “Single adatom dynamics at monatomic steps of free-standing few-layer reduced graphene,”
    Sci. Rep., 4, 6037(2014).

  218. T.-Y. Chang, Y. Tanaka, R. Ishikawa, K. Toyoura, K. Matsunaga, Y. Ikuhara, and N. Shibata, “Direct Imaging of Pt Single Atoms Adsorbed on TiO2 (110) Surfaces,”
    Nano Lett., 14[1], 134-138 (2014).

  219. C. Chen, S. Lv, Z. Wang, K. Akagi, F. Lichtenberg, Y. Ikuhara, and J. G. Bednorz, “Atomic and electronic structure of the SrNbO3/SrNbO3.4 interface,”
    App. Phys. Lett., 105[22], 221602 (2014).

  220. C. Chen, Z. Wang, M. Saito, T. Tohei, Y. Takano, and Y. Ikuhara, “Fluorine in Shark Teeth: Its Direct Atomic-Resolution Imaging and Strengthening Function,”
    Angew. Chem. Int. Ed. 53[6], 1543–1547(2014).

  221. S. D. Findlay, Y. Kohno, L. A. Cardamone, Y. Ikuhara, and N. Shibata, “Enhanced light element imaging in atomic resolution scanning transmission electron microscopy,”
    Ultramicroscopy, 136, 31-41(2014).

  222. C. A. J. Fisher, A. Kuwabara, H. Moriwake, H. Oki, K. Kohama, and Y. Ikuhara, “Systematic calculations of On (n=1 to 6) polytypes of LiCoO2,”
    Phys. Status Solidi RRL 8[6], 545–548(2014) .

  223. X. Gao, C. A. J. Fisher, T. Kimura, Y. H. Ikuhara, A. Kuwabara, H. Moriwake, H. Oki, T. Tojigamori, K. Kohama, and Y. Ikuhara, “Domain boundary structures in lanthanum lithium titanates,”
    J. Mater. Chem. A., 2[3], 843-852(2014).

  224. X. Gao, Y. H. Ikuhara, C. A. J. Fisher, H. Moriwake, A. Kuwabara, H. Oki, K. Kohama, R. Yoshida, R. Huang, and Y. Ikuhara, “Structural Distortion and Compositional Gradients Adjacent to Epitaxial LiMn2O4 Thin Film Interfaces,”
    Adv. Mater. Interfaces, 1[8], 1400143(2014).

  225. M. Hibino, R. Harimoto, Y. Ogasawara, R. Kido, A. Sugahara, T. Kudo, E. Tochigo, N. Shibata, Y. Ikuhara, and N. Mizuno, “A New Rechargeable Sodium Battery Utilizing Reversible Topotactic Oxygen Extraction/Insertion of CaFeOz (2.5 <= z <= 3) in an Organic Electrolyte,”
    J. Am. Chem. Soc., 136 [1], 488–494 (2014).

  226. D. Hojo, T. Togashi, T. Ohsawa, M. Saito, Z. Wang, Y. Sakuda, S. Asahina, Y. Ikuhara, T. Hitosugi, and T. Adschiri, “Nanoepitaxy of Anatase-type TiO2 on CeO2 Nanocubes Self-Assembled on a Si Substrate for Fabricating Well-Aligned Nanoscale Heterogeneous Interfaces,”
    Cryst. Growth Des., 14[9], 4714-4720(2014).

  227. H. Hojo, K. Onuma, Y. Ikuhara, and M. Azuma, “Structural evolution and enhanced piezoresponse in cobalt-substituted BiFeO3 thin films,”
    Appl. Phys. Express, 7[9], 091501 (2014).

  228. R. Huang, H.-C. Ding, W.-I. Liang, Y.-C. Gao, X.-D. Tang, Q. He, C.-G. Duan, Z. Zhu, J. Chu, C. A. J. Fisher, T. Hirayama, Y. Ikuhara, and Y.-H. Chu, “Atomic-Scale Visualization of Polarization Pinning and Relaxation at Coherent BiFeO3/LaAlO3 Interfaces,”
    Adv. Funct. Mater., 24 [6], 793-799 (2014).

  229. R. Ishikawa, A. R. Lupini, F. Oba, S. D. Findlay, N. Shibata, T. Taniguchi, K. Watanabe, H. Hayashi, T. Sakai, I. Tanaka, Y. Ikuhara, and S. J. Pennycook, “Atomic Structure of Luminescent Centers in High-Efficiency Ce-doped w-AlN Single Crystal,”
    Sci. Rep., 4, 3778 (2014).

  230. Z. Jian, C. Yuan, W. Han, X. Lu, L. Gu, X. Xi, Y.-S. Hu, H. Li, W. Chen, D. Chen, Y. Ikuhara, and L. Chen, “Atomic Structure and Kinetics of NASICON NaxV2(PO4)(3) Cathode for Sodium-Ion Batteries,”
    Adv. Funct. Mater., 24[27], 4265-4272(2014).

  231. Y.-W. Ju, J. Hyodo, A. Inoishi, S. Ida, T. Tohei, Y.-G. So, Y. Ikuhara, and T. Ishihara, “Double Columnar Structure with a Nanogradient Composite for Increased Oxygen Diffusivity and Reduction Activity,”
    Adv. Energy Mater., 4[17], 1400783(2014).

  232. T. Kogure, H. Raimbourg, A. Kumamoto, E. Fujii, and Y. Ikuhara, “Subgrain boundary analyses in deformed orthopyroxene by TEM/STEM with EBSD-FIB sample preparation technique,”
    Earth Planets and Space, 66, 84(2014).

  233. A. Kumatani, S. Shiraki, Y. Takagi, T. Suzuki, T. Ohsawa, X. Gao, Y. Ikuhara, and T. Hitosugi, “Epitaxial growth of Li4Ti5O12 thin films using RF magnetron sputtering,”
    Jpn. J. Appl. Phys., 53[5], 058001 (2014).

  234. K. Matsui, H. Yoshida, and Y. Ikuhara, “Nanocrystalline, Ultra-Degradation-Resistant Zirconia: Its Grain Boundary Nanostructure and Nanochemistry,”
    Sci. Rep. 4, 4758(2014).

  235. M. Matsukawa, R. Ishikawa, T. Hisatomi, Y. Moriya, N. Shibata, J. Kubota, Y. Ikuhara, and K. Domen, “Enhancing Photocatalytic Activity of LaTiO2N by Removal of Surface Reconstruction Layer,”
    Nano Lett., 14[2], 1038-1041 (2014).

  236. K. Matsunaga, Y. Tanaka, K. Toyoura, A. Nakamura, Y. Ikuhara, and N. Shibata, “Existence of basal oxygen vacancies on the rutile TiO2 (110) surface,”
    Phys. Rev. B, 90[19], 195303(2014).

  237. K. P. McKenna, F. Hofer, D. Gilks, V. K. Lazarov, C. Chen, Z. Wang, and Y. Ikuhara, “Atomic-scale structure and properties of highly stable antiphase boundary defects in Fe3O4,”
    Nat. Commun., 5, 5740(2014).

  238. A. Nakamura, S. Furutsuki, S.-i. Nishimura, T. Tohei, Y. Sato, N. Shibata, A. Yamada, and Y. Ikuhara, “Phase Boundary Structure of LixFePO4 Cathode Material Revealed by Atomic-Resolution Scanning Transmission Electron Microscopy,”
    Chem. Mater., 26[21], 6178-6184(2014).

  239. D. Oka, Y. Hirose, H. Kamisaka, T. Fukumura, K. Sasa, S. Ishii, H. Matsuzaki, Y. Sato, Y. Ikuhara, and T. Hasegawa, “Possible ferroelectricity in perovskite oxynitride SrTaO2N epitaxial thin films,”
    Sci. Rep. 4, 4987(2014).

  240. S.-i. Okuoka, Y. Ogasawara, Y. Suga, M. Hibino, T. Kudo, H. Ono, K. Yonehara, Y. Sumida, Y. Yamada, A. Yamada, M. Oshima, E. Tochigi, N. Shibata, Y. Ikuhara, and N. Mizuno, “A New Sealed Lithium-Peroxide Battery with a Co-Doped Li2O Cathode in a Superconcentrated Lithium Bis(fluorosulfonyl)amide Electrolyte,”
    Sci. Rep., 4, 5684(2014).

  241. J.-Y. Roh, Y. Sato, and Y. Ikuhara, “Atomic Structure of ZnO Sigma 13 0001 /{13(4)over-bar0} Symmetric Tilt Grain Boundary,”
    J. Am. Chem. Soc., 97 [2], 617-621(2014).

  242. M. Saito, Z. Wang, and Y. Ikuhara, “Selective impurity segregation at a near-I 5 pound grain boundary in MgO,”
    J. Mater. Sci. 49[11], 3956-3961, (2014).

  243. Y. Sato, T. Hirayama, and Y. Ikuhara, “Monoclinic nanodomains in morphotropic phase boundary Pb(Mg1/3Nb2/3)O-3-PbTiO3,”
    Appl. Phys. Lett., 104[8], 082905(2014).

  244. S. Shiraki, H. Oki, Y. Takagi, T. Suzuki, A. Kumatani, R. Shimizu, M. Haruta, T. Ohsawa, Y. Sato, Y. Ikuhara, and T. Hitosugi, “Fabrication of all-solid-state battery using epitaxial Li CoO2 thin films,”
    J. Power Sources, 267, 881-887(2014).

  245. I. Sugiyama, Y. Kim, S. Jesse, E. Strelcov, A. Kumar, A. Tselev, E. K. Rahani, V. B. Shenoy, T. Yamamoto, N. Shibata, Y. Ikuhara, and S. V. Kalinin, “Spatially-resolved mapping of history-dependent coupled electrochemical and electronical behaviors of electroresistive NiO,”
    Sci. Rep., 4, 6725(2014).

  246. K. Takehara, Y. Sato, T. Tohei, N. Shibata, and Y. Ikuhara, “Titanium enrichment and strontium depletion near edge dislocation in strontium titanate 001 /(110) low-angle tilt grain boundary,”
    J. Mater. Sci., 49[11], 3962-3969(2014).

  247. K. Tsuruta, E. Tochigi, Y. Kezuka, K. Takata, N. Shibata, A. Nakamura, and Y. Ikuhara, “Core structure and dissociation energetics of basal edge dislocation in alpha-Al2O3: A combined atomistic simulation and transmission electron microscopy analysis,”
    Acta. Mater., 65, 76-84 (2014).

  248. S. Uchida, Y. Ogasawara, T. Maruichi, A. Kumamoto, Y. Ikuhara, T. Yamada, H. Kitagawa, and N. Mizuno, “Morphology-Controlled Synthesis of Cubic Cesium Hydrogen Silicododecatungstate Crystals,”
    Cryst. Growth Des., 14[12], 6620-6626(2014).

  249. Z. Wang, M. Saito, C. Chen, Y. Matsubara, K. Ueno, M. Kawasaki, and Y. Ikuhara, “Full Determination of Individual Reconstructed Atomic Columns in Intermixed Heterojunctions,”
    Nano Lett., 14[11], 6584-6589(2014).

  250. Z. Wang, M. Saito, K. P. McKenna, and Y. Ikuhara, “Polymorphism of dislocation core structures at the atomic scale,”
    Nat. Commun., 5, 3239(2014).

  251. H. Yakita, H. Ogino, T. Okada, A. Yamamoto, K. Kishio, T. Tohei, Y. Ikuhara, Y. Gotoh, H. Fujihisa, K. Kataoka, H. Eisaki, and J.-i. Shimoyama, “A New Layered Iron Arsenide Superconductor: (Ca,Pr)FeAs2,”
    J. Am. Chem. Soc., 136 [3], 846–849 (2014).

  252. H. Yang, P. G. Kotula, Y. Sato, M. F. Chi, Y. Ikuhara, and N. D. Browning, "Segregation of Mn2+ Dopants as Interstitials in SrTiO3 Grain Boundaries,"
    Materials Research Letters, 2[1], 16-22 (2014).

  253. H. Yasumatsu, T. Tohei, and Y. Ikuhara, “Determination of Exact Positions of Individual Tungsten Atoms in Unisize Tungsten Oxide Clusters Supported on Carbon Substrate by HAADF-STEM Observation,”
    J. Phys. Chem.  C, 118[3], 1706-1711 (2014).

  254. H. Zhao, H. Kimura, Z. Cheng, M. Osada, J. Wang, X. Wang, S. Dou, Y. Liu, J. Yu, T. Matsumoto, T. Tohei, N. Shibata, and Y. Ikuhara, “Large magnetoelectric coupling in magnetically short-range ordered Bi5Ti3FeO15 film,”
    Sci. Rep., 4,  5255 (2014).

  255. Z. Zheng, J. Chen, R. Yoshida, X. Gao, K. Tarr, Y. H. Ikuhara, and W. Zhou, “One-step synthesis of TiO2 nanorod arrays on Ti foil for supercapacitor application,”
    Nanotechnology, 25[43], 435406(2014).

  256. C. Zhu, L. Gu, L. Suo, J. Popovic, H. Li, Y. Ikuhara, and J. Maier, “Size-Dependent Staging and Phase Transition in LiFePO4/FePO4,”
    Adv. Funct. Mater. 24, 312–318(2014).

  257. S. Azuma, N. Shibata, T. Mizoguchi, S. D. Findlay, K. Nakamura, and Y. Ikuhara, “Atomic structure, energetics, and chemical bonding of Y doped sigma 13 grain boundaries in -Al2O3,”
    Phil. Mag., 93[10-12], 1158-1171(2013).

  258. H. Chang, Z. Sun, M. Saito, Q. Yuan, H. Zhang, J. Li, Z. Wang, T. Fujita, F. Ding, Z. Zheng, F. Yan, H. Wu, M. Chen, and Y. Ikuhara, “Regulating Infrared Photoresponses in Reduced Graphene Oxide Phototransistors by Defect and Atomic Structure Control,”
    Acs Nano, 7[7], 6310-6320(2013).

  259. T.-Y. Chang, Y. Ikuhara, and N. Shibata, “Effects of TiO2 Support on the Initial Stage of Pt Nanoparticle Growth,”
    Appl. Phys. Express, 6[2], 025503(2013).

  260. C. Chen, R. Huang, Z. Wang, N. Shibata, T. Taniguchi, and Y. Ikuhara, “Microstructures and grain boundaries of cubic boron nitrides,”
    Diamond and Related Materials, 32, 27-31(2013).

  261. C. Chen, S. Lv, Z. Wang, M. Saito, N. Shibata, T. Taniguchi, and Y. Ikuhara, “Oxygen segregation at coherent grain boundaries of cubic boron nitride,”
    Appl. Phys. Lett., 102[9], 091670(2013).

  262. S.-Y. Choi, J. B. Lim, Y. Ikuhara, D. Suvorov, and J.-H. Jeon, “Direct Observation of Cationic Ordering in Double Perovskite Sr2FeReO6 Crystals,”
    Microsc. Microanal., 19[S5], 25-28(2013).

  263. X. Gao, C. A. J. Fisher, T. Kimura, Y. H. Ikuhara, H. Moriwake, A. Kuwabara, H. Oki, T. Tojigamori, R. Huang, and Y. Ikuhara, “Lithium Atom and A-Site Vacancy Distributions in Lanthanum Lithium Titanate,”
    Chem. Mater., 25[9], 1607-1614(2013).

  264. X. He, L. Gu, S. Guo, Z. Liu, R. Yu, Z. Mei, X. Du, B. Liu, Y. Ikuhara, and X. Duan, “Oxygen polarity and interfacial atomic arrangement in an MgxZn1-xO/C-MgO/sapphire heterostructure,”
    J. Phys. D-Appl. Phys., 46[4], 145303(2013).

  265. H. Hojo, K. Onuma, Y. Ikuhara, and M. Azuma, “Effect of Oxygen Pressure on Electrical Properties of BiFe0.9Co0.1O3 Thin Films Prepared by Pulsed Laser Deposition,”
    Jpn. J. Appl. Phys., 52[9], 09KD09(2013).

  266. R. Ishikawa, N. Shibata, F. Oba, T. Taniguchi, S. D. Findlay, I. Tanaka, and Y. Ikuhara, “Functional Complex Point-Defect Structure in a Huge-Size-Mismatch System,”
    Phys. Rev. Lett., 110[6], 065504(2013).

  267. S. Kobayashi, Y. Ikuhara, and T. Yamamoto, “Labyrinth-type domain structure of heteroepitaxial SrMnO2.5 film,”
    Appl. Phys. Lett., 102[23], 231911(2013).

  268. H.-J. Liu, T. Vu-Thanh, Y.-J. Chen, R. Huang, C.-G. Duan, Y.-H. Hsieh, H.-J. Lin, J.-Y. Lin, C.-T. Chen, Y. Ikuhara, and Y.-H. Chu, “Large Magnetoresistance in Magnetically Coupled SrRuO3-CoFe2O4 Self-Assembled Nanostructures,”
    Adv. Mater., 25[34], 4753-4759(2013).

  269. S. Lv, M. Saito, Z. Wang, S. Chakraverty, M. Kawasaki, and Y. Ikuhara, “Atomistic geometry and bonding characteristics at the Sr2FeTaO6/SrTiO3 interface,”
    Appl. Phys. Lett., 102[22], 221602(2013).

  270. S. Lv, M. Saito, Z. Wang, C. Chen, S. Chakraverty, M. Kawasaki, and Y. Ikuhara, “Atomic-scale structure and electronic property of the La2FeCrO6/SrTiO3 interface,”
    J. Appl. Phys., 114[11], 113705(2013).

  271. S. Lv, Z. Wang, M. Saito, and Y. Ikuhara, “Atomic and electronic structure of La2CoMnO6 on SrTiO3 and LaAlO3 substrates from first principles,”
    J. Appl. Phys., 113[20], 203704(2013).

  272. T. Matsumoto, R. Ishikawa, T. Tohei, H. Kimura, Q. Yao, H. Zhao, X. Wang, D. Chen, Z. Cheng, N. Shibata, and Y. Ikuhara, “Multivariate Statistical Characterization of Charged and Uncharged Domain Walls in Multiferroic Hexagonal YMnO3 Single Crystal Visualized by a Spherical Aberration-Corrected STEM,”
    Nano Lett., 13[10], 4594-4601(2013).

  273. T. Mizoguchi, S. D. Findlay, A. Masuno, Y. Saito, K. Yamaguchi, H. Inoue, and Y. Ikuhara, “Atomic-Scale Identification of Individual Lanthanide Dopants in Optical Glass Fiber,”
    Acs Nano, 7[6], 5058-5063(2013).

  274. T. Morimura, Y. Sato, Y. Ikuhara, T. Yamaguchi, and M. Hasaka, “Scanning Transmission Electron Microscopy and Thermoelectric Properties of Sr-Doped Misfit Cobalt Oxide,”
    Jpn. J. Appl. Phys., 52[7], 071101(2013).

  275. K. Morita, G. Mera, K. Yoshida, Y. Ikuhara, A. Klein, H.-J. Kleebe, and R. Riedel, “Thermal stability, morphology and electronic band gap of Zn(NCN),”
    Solid State Sci., 23, 50-57(2013).

  276. H. Moriwake, A. Kuwabara, C. A. J. Fisher, R. Huang, T. Hitosugi, Y. H. Ikuhara, H. Oki, and Y. Ikuhara, “First-Principles Calculations of Lithium-Ion Migration at a Coherent Grain Boundary in a Cathode Material, LiCoO2,”
    Adv. Mater., 25[4], 618-622(2013).

  277. A. Nakamura, T. Mizoguchi, K. Matsunaga, T. Yamamoto, N. Shibata, and Y. Ikuhara, “Periodic Nanowire Array at the Crystal Interface,”
    Acs Nano, 7[7], 6297-6302(2013).

  278. S. Nishida, S. Kobayashi, A. Kumamoto, H. Ikeno, T. Mizoguchi, I. Tanaka, Y. Ikuhara, and T. Yamamoto, “Effect of local coordination of Mn on Mn-L-2,L-3 edge electron energy loss spectrum,”
    J. Appl. Phys., 114[5], 054906(2013).

  279. Y. Ogasawara, S. Uchida, T. Maruichi, R. Ishikawa, N. Shibata, Y. Ikuhara, and N. Mizuno, “Cubic Cesium Hydrogen Silicododecatungstate with Anisotropic Morphology and Polyoxometalate Vacancies Exhibiting Selective Water Sorption and Cation-Exchange Properties,”
    Chem, Mater., 25[6], 905-911(2013).

  280. M. Saito, Z. Wang, S. Tsukimoto, and Y. Ikuhara, “Local atomic structure of a near-sigma 5 tilt grain boundary in MgO,”
    J. Mater. Sci., 48[16], 5470-5474(2013).

  281. Y. Sato, J.-Y. Roh, and Y. Ikuhara, “Grain-boundary structural transformation induced by geometry and chemistry,”
    Phys. Rev. B, 87[14], 140101(2013).

  282. I. Sugiyama, Y. Mizumukai, T. Taniuchi, K. Okada, F. Shirase, T. Tanase, Y. Ikuhara, and T. Yamamoto, “Three-dimensional morphology of (W,V)C-x in VC-doped WC-Co hard metals,”
    Scr. Mater., 69[6], 473-476(2013).

  283. I. Sugiyama, N. Shibata, Z. Wang, S. Kobayashi, T. Yamamoto, and Y. Ikuhara, “Ferromagnetic dislocations in antiferromagnetic NiO,”
    Nat. Nanotechnol., 8[4], 266-270(2013).

  284. Y. Sun, L. Zhao, H. Pan, X. Lu, L. Gu, Y.-S. Hu, H. Li, M. Armand, Y. Ikuhara, L. Chen, and X. Huang, “Direct atomic-scale confirmation of three-phase storage mechanism in Li4Ti5O12 anodes for room-temperature sodium-ion batteries,”
    Nat. Commun., 4, 1870(2013).

  285. Z. Wang, L. Gu, M. Saito, S. Tsukimoto, M. Tsukada, F. Lichtenberg, Y. Ikuhara, and J. G. Bednorz, “Spontaneous Structural Distortion and Quasi-One-Dimensional Quantum Confinement in a Single-Phase Compound,”
    Adv. Mater., 25[2], 218-222(2013).

  286. H. Yang, H. S. Lee, M. C. Sarahan, Y. Sato, M. Chi, P. Moeck, Y. Ikuhara, and N. D. Browning, “Quantifying stoichiometry-induced variations in structure and energy of a SrTiO3 symmetric sigma 13 {510}/< 100 > grain boundary,”
    Phil. Mag., 93[10-12], 1219-1229(2013).

  287. S. Yasui, K. Yazawa, M. Matsushima, T. Yamada, H. Morioka, H. Uchida, T. Iijima, L. You, J. Wang, T. Yamamoto, Y. Ikuhara, and H. Funakubo, “Unusual 90 degrees domain structure in (2/3)Bi(Zn1/2Ti1/2)O-3-(1/3)BiFeO3 epitaxial films with giant 22% tetragonal distortion,”
    Appl. Phys. Lett., 103[4], 042904(2013).

  288. H. Yu, R. Ishikawa, Y.-G. So, N. Shibata, T. Kudo, H. Zhou, and Y. Ikuhara, “Direct Atomic-Resolution Observation of Two Phases in the Li1.2Mn0.567Ni0.166Co0.067O2 Cathode Material for Lithium-Ion Batteries,”
    Angew. Chem. Int. Edition, 52[23], 5969-5973(2013).

  289. P. Zhao, A. Kumamoto, S. Kim, X. Chen, B. Hou, S. Chiashi, E. Einarsson, Y. Ikuhara, and S. Maruyama, “Self-Limiting Chemical Vapor Deposition Growth of Monolayer Graphene from Ethanol,”
    J. Phys. Chem. C, 117[20], 10755-10763(2013).

  290. S. J. Zheng, C. A. J. Fisher, T. Hitosugi, A. Kumatani, S. Shiraki, Y. H. Ikuhara, A. Kuwabara, H. Moriwake, H. Oki, and Y. Ikuhara, “Antiphase inversion domains in lithium cobaltite thin films deposited on single-crystal sapphire substrates,”
    Acta Mater., 61[20], 7671-7678(2013).

  291. S. J. Zheng, X. L. Ma, T. Yamamoto, and Y. Ikuhara, “Atomistic study of abnormal grain growth structure in BaTiO3 by transmission electron microscopy and scanning transmission electron microscopy,”
    Acta Mater., 61[7], 2298-2307(2013).

  292. S.-Y. Choi, S.-J. Jeong, D.-S. Lee, M.-S. Kim, J.-S. Lee, J. H. Cho, B. I. Kim, and Y. Ikuhara, “Gigantic Electrostrain in Duplex Structured Alkaline Niobates,”
    Chem. Mater., 24[17], 3363-3369(2012).

  293. S.-Y. Chung, S.-Y. Choi, S. Lee, and Y. Ikuhara, “Distinct Configurations of Antisite Defects in Ordered Metal Phosphates: Comparison between LiMnPO4 and LiFePO4,”
    Phys. Rev. Lett., 108[19], 195501(2012).

  294. B. Feng, H. Hojo, T. Mizoguchi, H. Ohta, S. D. Findlay, Y. Sato, N. Shibata, T. Yamamoto, and Y. Ikuhara, “Atomic structure of a Sigma 3 110 /(111) grain boundary in CeO2,”
    Appl. Phys. Lett., 100[7], 073109 (2012).

  295. C. A. J. Fisher, R. Huang, T. Hitosugi, H. Moriwake, A. Kuwabara, Y. H. Ikuhara, H. Oki, and Y. Ikuhara, “A High-Coincidence Twin Boundary in Lithium Battery Material LiCoO2,”
    Nanosci. Nanotech. Lett., 4[2], 165-168(2012).

  296. G. Hasegawa, K. Kanamori, Y. Sugawara, Y. Ikuhara, and K. Nakanishi, “Flower-like surface modification of titania materials by lithium hydroxide solution,”
    J Colloid Interface Sci, 374, 291-296(2012).

  297. R. Huang, T. Hitosugi, C. A. J. Fisher, Y. H. Ikuhara, H. Moriwake, H. Oki, and Y. Ikuhara, “Phase transitions in LiCoO2 thin films prepared by pulsed laser deposition,”
    Mater, Chem. Phys., 133[2-3], 1101-1107(2012).

  298. R. Huang, and Y. Ikuhara, “STEM characterization for lithium-ion battery cathode materials,”
    Rsc Advances, 16[1], 31-38(2012).

  299. S. Kobayashi, S. D. Findlay, N. Shibata, T. Mizoguchi, Y. Sato, E. Okunishi, Y. Ikuhara, and T. Yamamoto, “Simultaneous visualization of oxygen vacancies and the accompanying cation shifts in a perovskite oxide by combining annular imaging techniques,”
    Appl. Phys. Lett., 100[19], 193112(2012).

  300. S. Kondo, N. Shibata, T. Mitsuma, E. Tochigi, and Y. Ikuhara, “Dynamic observations of dislocation behavior in SrTiO3 by in situ nanoindentation in a transmission electron microscope,”
    Appl. Phys. Lett., 100[18], 181906 (2012).

  301. A. Kuwabara, C. A. J. Fisher, Y. H. Ikuhara, H. Moriwake, H. Oki, and Y. Ikuhara, “The influence of charge ordering on the phase stability of spinel LiNi2O4,”
    Rsc Adv., 2[33], 12940-12948(2012).

  302. S. Li, Q. Gao, J. Li, X. He, Q. Zhang, C. Li, Y. Shen, L. Gu, Y. Yao, Y. Wang, R. Yu, X. Duan, and Y. Ikuhara, “Revealing Antiphase Boundaries and Defects at Atomic Resolution in NaLaMgWO6 Double Perovskites,”
    Mater. Express, 2[1], 51-56(2012).

  303. S. Li, Q. Gao, J. Li, X. He, Q. Zhang, C. Li, Y. Shen, L. Gu, Y. Yao, Y. Wang, R. Yu, X. Duan, and Y. Ikuhara, “Erratum: Revealing Antiphase Boundaries and Defects at Atomic Resolution in NaLaMgWO6 Double Perovskites (vol 2, pg 51, 2012),”
    Mater. Express, 2[3], 264-264(2012).

  304. X. Lu, Y. Sun, Z. Jian, X. He, L. Gu, Y.-S. Hu, H. Li, Z. Wang, W. Chen, X. Duan, L. Chen, J. Maier, S. Tsukimoto, and Y. Ikuhara, “New Insight into the Atomic Structure of Electrochemically Delithiated O3-Li(1-x)CoO2 (0 <= x <= 0.5) Nanoparticles,”
    Nano Lett., 12[12], 6192-6197(2012).

  305. X. Lu, L. Zhao, X. He, R. Xiao, L. Gu, Y.-S. Hu, H. Li, Z. Wang, X. Duan, L. Chen, J. Maier, and Y. Ikuhara, “Lithium Storage in Li4Ti5O12 Spinel: The Full Static Picture from Electron Microscopy,”
    Adv. Mater., 24[24], 3233-3238(2012).

  306. Y. Makimura, S. Zheng, Y. Ikuhara, and Y. Ukyo, "Microstructural Observation of LiNi0.8Co0.15Al0.05O2 after Charge and Discharge by Scanning Transmission Electron Microscopy,”
    J. Electrochem. Soc., 159[7], A1070-A1073(2012).

  307. Y. Masubuchi, R. Yamaoka, T. Tohei, T. Mizoguchi, Y. Ikuhara, and S. Kikkawa, “Nanowire of hexagonal gallium oxynitride: Direct observation of its stacking disorder and its long nanowire growth,”
    J. Eur. Ceram. Soc., 32[9], 1989-1993(2012).

  308. Y. Matsubara, T. Makino, H. Hiraga, C. Chen, S. Tsukimoto, K. Ueno, Y. Kozuka, Y. Ikuhara, and M. Kawasaki, “High Crystallinity CuScO2 Delafossite Films Exhibiting Ultraviolet Photoluminescence Grown by Vapor-Liquid-Solid Tri-phase Epitaxy,”
    Appl. Phys. Express, 5[1], 011201(2012).

  309. H. Matsuhata, T. Kato, S. Tsukimoto, and Y. Ikuhara, “High-resolution observation of basal-plane C-core edge dislocations in 4H-SiC crystal by transmission electron microscopy,”
    Phil. Mag., 92[31], 3780-3788(2012).

  310. T. Mizoguchi, K. Matsunaga, E. Tochigi, and Y. Ikuhara, “First principles pseudopotential calculation of electron energy loss near edge structures of lattice imperfections,”
    Micron, 43[1], 37-42(2012).

  311. H. Ohta, T. Mizuno, S. Zheng, T. Kato, Y. Ikuhara, K. Abe, H. Kumomi, K. Nomura, and H. Hosono, “Unusually Large Enhancement of Thermopower in an Electric Field Induced Two-Dimensional Electron Gas,”
    Adv. Mater., 24[6], 740-744(2012).

  312. M. Saitoh, T. Mizoguchi, T. Tohei, and Y. Ikuhara, "First principles calculation of dopant solution energy in HfO2 polymorphs,”
    J. Appl. Phys., 112[8], 084514 (2012).

  313. T. Sasaki, N. Shibata, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Direct observation of the cleavage plane of sapphire by in-situ indentation TEM,”
    J. Ceram. Soc. Jpn, 120[1407], 473-477(2012).

  314. Y. Sato, T. Hirayama, and Y. Ikuhara, “Evolution of nanodomains under DC electrical bias in Pb(Mg1/3Nb2/3) O-3-PbTiO3: An In-situ transmission electron microscopy study,”
    App. Phys. Lett., 100[17], 172902 (2012).

  315. Y. Sato, Y. Yamamura, K. Saito, and Y. Ikuhara, “Real-Space Distribution of Local WO4 Ordering in Negative Thermal Expansive ZrW2O8,”
    J. Am. Chem. Soc., 134[34], 13942-13945(2012).

  316. N. Shibata, S. D. Findlay, Y. Kohno, H. Sawada, Y. Kondo, and Y. Ikuhara, “Differential phase-contrast microscopy at atomic resolution,”
    Nat. Phys., 8[8], 611-615(2012).

  317. Y. Sugawara, M. Nakamori, Y.-Z. Yao, Y. Ishikawa, K. Danno, H. Suzuki, T. Bessho, S. Yamaguchi, K. Nishikawa, and Y. Ikuhara, “Transmission Electron Microscopy Analysis of a Threading Dislocation with c+a Burgers Vector in 4H-SiC,”
    Appl. Phys. Express, 5[8], 081301(2012).

  318. I. Sugiyama, Y. Mizumukai, T. Taniuchi, K. Okada, F. Shirase, T. Tanase, Y. Ikuhara, and T. Yamamoto, “Formation of (W,V)C-x layers at the WC/Co interfaces in the VC-doped WC-Co cemented carbide,”
    Int. J. Refract. Metals. Hard Mater., 30[1], 185-187(2012).

  319. L. Suo, W. Han, X. Lu, L. Gu, Y.-S. Hu, H. Li, D. Chen, L. Chen, S. Tsukimoto, and Y. Ikuhara, “Highly ordered staging structural interface between LiFePO4 and FePO4,”
    Phys. Chem. Chem. Phys., 14[16], 5363-5367(2012).

  320. E. Tochigi, Y. Kezuka, N. Shibata, A. Nakamura, and Y. Ikuhara, “Structure of screw dislocations in a (0001)/ 0001 low-angle twist grain boundary of alumina (alpha-Al2O3),”
    Acta Mater., 60[3], 1293-1299(2012).

  321. Y.-Q. Wang, L. Guo, Y.-G. Guo, H. Li, X.-Q. He, S. Tsukimoto, Y. Ikuhara, and L.-J. Wan, “Rutile-TiO2 Nanocoating for a High-Rate Li4Ti5O12 Anode of a Lithium-Ion Battery,”
    J. Am. Chem. Soc., 134[18], 7874-7879(2012).

  322. Z. Wang, M. Saito, S. Tsukimoto, and Y. Ikuhara, “Terraces at ohmic contact in SiC electronics: Structure and electronic states,”
    J. Appl. Phys., 111[11], 113717 (2012).

  323. Z. Wang, R. Sun, C. Chen, M. Saito, S. Tsukimoto, and Y. Ikuhara, “Structural and electronic impact of SrTiO3 substrate on TiO2 thin films,”
    J. Mater. Sci., 47[13], 5148-5157(2012).

  324. H. Yoshida, K. Matsui, and Y. Ikuhara, “Low-Temperature Superplasticity in Nanocrystalline Tetragonal Zirconia Polycrystal (TZP),”
    J. Am. Ceram. Soc., 95[5], 1701-1708(2012).

  325. S. Zheng, C. A. J. Fisher, T. Kato, Y. Nagao, H. Ohta, and Y. Ikuhara, “Domain formation in anatase TiO2 thin films on LaAlO3 substrates,”
    Appl. Phys. Lett., 101[19], 191602 (2012).

  326. M. Zhong, Y. Sato, M. Kurniawan, A. Apostoluk, B. Masenelli, E. Maeda, Y. Ikuhara, and J.-J. Delaunay, “ZnO dense nanowire array on a film structure in a single crystal domain texture for optical and photoelectrochemical applications,”
    Nanotechnology, 23[49], 495602(2012).

  327. S. Y. Choi, and Y. Ikuhara, “Direct Determination of Cationic Disordering in Sodium Bismuth Titanate,”
    Applied Microscopy, 42[3], 164-173(2012).

  328. J. P. Buban, T. Mizoguchi, N. Shibata, E. Abe, T. Yamamoto, and Y. Ikuhara, “Zr segregation and associated Al vacancies in alumina grain boundaries,”
    J. Ceram. Soc. Jpn, 119[1395], 840-844(2011).

  329. S. Chakraverty, A. Ohtomo, D. Okuyama, M. Saito, M. Okude, R. Kumai, T. Arima, Y. Tokura, S. Tsukimoto, Y. Ikuhara, and M. Kawasaki, “Ferrimagnetism and spontaneous ordering of transition metals in double perovskite La2CrFeO6 films,”
    Phys. Rev. B, 84[6], 064436(2011).

  330. S. Chakraverty, M. Saito, S. Tsukimoto, Y. Ikuhara, A. Ohtomo, and M. Kawasaki, “Magnetic properties of Sr2FeTaO6 double perovskite epitaxially grown by pulsed-laser deposition,”
    Appl. Phys. Lett., 99[22], 223101 (2011)..

  331. S. D. Findlay, S. Azuma, N. Shibata, E. Okunishi, and Y. Ikuhara, "Direct oxygen imaging within a ceramic interface, with some observations upon the dark contrast at the grain boundary,”
    Ultramicroscopy, 111[4], 285-289(2011).

  332. S. D. Findlay, N. R. Lugg, N. Shibata, L. J. Allen, and Y. Ikuhara, “Prospects for lithium imaging using annular bright field scanning transmission electron microscopy: A theoretical study,”
    Ultramicroscopy, 111[8], 1144-1154(2011).

  333. L. Gu, C. Zhu, H. Li, Y. Yu, C. Li, S. Tsukimoto, J. Maier, and Y. Ikuhara, “Direct Observation of Lithium Staging in Partially Delithiated LiFePO4 at Atomic Resolution,”
    J. Am. Chem. Soc., 133[13], 4661-4663(2011).

  334. X. He, L. Gu, C. Zhu, Y. Yu, C. Li, Y.-S. Hu, H. Li, S. Tsukimoto, J. Maier, Y. Ikuhara, and X. Duan, “Direct Imaging of Lithium Ions Using Aberration-Corrected Annular-Bright-Field Scanning Transmission Electron Microscopy and Associated Contrast Mechanisms,”
    Mater. Express, 1[1], 43-50(2011).

  335. H. Hojo, E. Tochigi, T. Mizoguchi, H. Ohta, N. Shibata, B. Feng, and Y. Ikuhara, “Atomic structure and strain field of threading dislocations in CeO2 thin films on yttria-stabilized ZrO2,”
    Appl. Phys. Lett., 98[15], 53104 (2011).

  336. R. Huang, T. Hitosugi, S. D. Findlay, C. A. J. Fisher, Y. H. Ikuhara, H. Moriwake, H. Oki, and Y. Ikuhara, “Real-time direct observation of Li in LiCoO2 cathode material,”
    Appl. Phys. Lett., 98[5], 051913 (2011).

  337. R. Huang, Y. H. Ikuhara, T. Mizoguchi, S. D. Findlay, A. Kuwabara, C. A. J. Fisher, H. Moriwake, H. Oki, T. Hirayama, and Y. Ikuhara, “Oxygen-Vacancy Ordering at Surfaces of Lithium Manganese(III,IV) Oxide Spinel Nanoparticles,”
    Angew. Chem. Int. Ed., 50[13], 3053-3057(2011).

  338. Y. Ikuhara, “Grain boundary atomic structures and light-element visualization in ceramics: combination of Cs-corrected scanning transmission electron microscopy and first-principles calculations,”
    J. Electron. Microsc., 60(S1), S173-S188(2011).

  339. Y. Ikuhara, and M. Kohyama, “Preface to the special issue on intergranular and interphase boundaries in materials,”
    J. Mater. Sci., 46[12], 4093-4094(2011).

  340. Y. Kezuka, E. Tochigi, N. Shibata, and Y. Ikuhara, “TEM analysis of dislocation structures formed in the Cr-doped grain boundary of alumina,”
    J. Ceram. Soc. Jpn., 119[1395], 817-821(2011).

  341. Y. Kezuka, E. Tochigi, N. Shibata, C. Moon, S. Kanehira, K. Hirao, and Y. Ikuhara, “Formation of a Cr3+-rich luminescent thin phase along a grain boundary of alpha-Al2O3,”
    J. Ceram. Soc. Jpn., 119[1391], 620-622(2011).

  342. S. Kobayashi, Y. Tokuda, T. Ohnishi, T. Mizoguchi, N. Shibata, Y. Sato, Y. Ikuhara, and T. Yamamoto, “Cation off-stoichiometric SrMnO3-delta thin film grown by pulsed laser deposition,”
    J. Mater. Sci., 46[12], 4354-4360(2011).

  343. H. S. Lee, S. D. Findlay, T. Mizoguchi, and Y. Ikuhara, “The effect of vacancies on the annular dark field image contrast of grain boundaries: A SrTiO3 case study,”
    Ultramicroscopy, 11[11], 1531-1539(2011).

  344. H. S. Lee, T. Mizoguchi, J. Mistui, T. Yamamoto, S. J. L. Kang, and Y. Ikuhara, “Defect energetics in SrTiO3 symmetric tilt grain boundaries,”
    Phys. Rev. B, 83[10], 104110(2011).

  345. H.-S. Lee, T. Mizoguchi, T. Yamamoto, S.-J. L. Kang, and Y. Ikuhara, “Characterization and atomic modeling of an asymmetric grain boundary,”
    Phys. Review B, 84[19], 195319(2011).

  346. N. R. Lugg, S. D. Findlay, N. Shibata, T. Mizoguchi, A. J. D'Alfonso, L. J. Allen, and Y. Ikuhara, “Scanning transmission electron microscopy imaging dynamics at low accelerating voltages,”
    Ultramicroscopy, 111[8], 999-1013(2011).

  347. T. Matsudaira, S. Kitaoka, N. Shibata, T. Nakagawa, and Y. Ikuhara, "Mass transfer through a single grain boundary in alumina bicrystals under oxygen potential gradients,”
    J. Mater. Sci., 46[12], 4407-4412(2011).

  348. T. Mitsuma, T. Tohei, N. Shibata, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “Structures of a Sigma=9, 110 /{221} symmetrical tilt grain boundary in SrTiO3,”
    J. Mater. Sci., 46[12], 4162-4168(2011).

  349. T. Mizoguchi, H. Ohta, H.-S. Lee, N. Takahashi, and Y. Ikuhara, “Controlling Interface Intermixing and Properties of SrTiO3-Based Superlattices,”
    Adv. Funct. Mater.,21[12], 2258-2263(2011).

  350. T. Mizuno, Y. Nagao, A. Yoshikawa, K. Koumoto, T. Kato, Y. Ikuhara, and H. Ohta, “Electric field thermopower modulation analysis of an interfacial conducting layer formed between Y2O3 and rutile TiO2,”
    J.Appl. Phys., 110[6], 063719 (2011).

  351. C. M. Montesa, N. Shibata, T. Tohei, and Y. Ikuhara, “TEM observation of liquid-phase bonded aluminum-silicon/aluminum nitride hetero interface,”
    J.Mater. Sci., 46[12], 4392-43962011).

  352. C. Moon, S. Kanehira, K. Miura, E. Tochigi, N. Shibata, Y. Ikuhara, and K. Hirao, “Morphology change from nanocrack into periodic pore array formed by femtosecond laser pulses,”
    J. Appl. Phys., 109[1], 013517 (2011).

  353. T. Nakagawa, A. Nakamura, I. Sakaguchi, N. Shibata, T. Mizoguchi, T. Yamamoto, H. Haneda, N. Ohashi, and Y. Ikuhara, “Cation diffusion along basal dislocations in sapphire,”
    Acta Mater., 59[3], 1105-1111(2011).

  354. T. Nakagawa, H. Nishimura, I. Sakaguchi, N. Shibata, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Grain boundary character dependence of oxygen grain boundary diffusion in alpha-Al2O3 bicrystals,”
    Scr. Mater., 65[6], 544-547(2011).

  355. K. Nakamura, T. Mizoguchi, N. Shibata, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “First-principles sliding simulation of Al-terminated Sigma 13 pyramidal twin grain boundary in alpha-Al2O3 (vol 90, pg 159, 2010),”
    Philos. Mag. Lett., 91[9], 561-562(2011).

  356. K. Nakamura, T. Mizoguchi, N. Shibata, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Erratum: First-principles study of grain boundary sliding in alpha-Al2O3 (vol 75, 184109, 2007),”
    Phys. Rev. B, 84[5], 059903(2011).

  357. H. Ogino, Y. Shimizu, N. Kawaguchi, K. Kishio, J.-i. Shimoyama, T. Tohei, and Y. Ikuhara, “A new iron pnictide oxide (Fe2As2)(Ca-5(Mg, Ti)(4)O-y) and a new phase in the Fe-As-Ca-Mg-Ti-O system,”
    Supercond. Sci. Technol., 24[8], 085020(2011).

  358. Y. Sato, T. Hirayama, and Y. Ikuhara, “Real-Time Direct Observations of Polarization Reversal in a Piezoelectric Crystal: Pb(Mg1/3Nb2/3)O-3-PbTiO3 Studied via In Situ Electrical Biasing Transmission Electron Microscopy,”
    Phys. Rev. Lett., 107[18], 187601(2011).

  359. I. Sugiyama, M. Goto, T. Taniuchi, F. Shirase, T. Tanase, K. Okada, Y. Ikuhara, and T. Yamamoto, “Blunt corners of WC grains induced by lowering carbon content in WC-12mass%Co cemented carbides,”
    J. Mater. Sci., 46[12], 4413-4419(2011).

  360. E. Tochigi, N. Shibata, A. Nakamura, T. Yamamoto, and Y. Ikuhara, “Dislocation structures in a {(1)over-bar104}/< 11(2)over-bar0 > low-angle tilt grain boundary of alumina (alpha-Al2O3),”
    J. Mater. Sci., 6[12], 4428-4433(2011).

  361. Y. Tokuda, S. Kobayashi, T. Ohnishi, T. Mizoguchi, N. Shibata, Y. Ikuhara, and T. Yamamoto, “Growth of Ruddlesden-Popper type faults in Sr-excess SrTiO3 homoepitaxial thin films by pulsed laser deposition,”
    Appl. Phys. Lett., 99[17], 173109 (2011).

  362. Y. Tokuda, S. Kobayashi, T. Ohnishi, T. Mizoguchi, N. Shibata, Y. Ikuhara, and T. Yamamoto, “Strontium vacancy clustering in Ti-excess SrTiO3 thin film,”
    Appl. Phys. Lett., 99[3], 033110 (2011).

  363. Z. Wang, M. Saito, K. P. McKenna, L. Gu, S. Tsukimoto, A. L. Shluger, and Y. Ikuhara, “Atom-resolved imaging of ordered defect superstructures at individual grain boundaries,”
    Nature, 479[7373], 380-383(2011).

  364. Z. Wang, M. Saito, S. Tsukimoto, and Y. Ikuhara, “Heterointerfaces: atomic structures, electronic states, and related properties,”
    J. Ceram. Soc. Jpn., 119[1395], 783-793(2011).

  365. Z. Wang, S. Tsukimoto, R. Sun, M. Saito, and Y. Ikuhara, “Atomic-scale Ti3SiC2 bilayers embedded in SiC: Formation of point Fermi surface,”
    Appl. Phys. Lett., 98[10], 104101 (2011).

  366. ZC. Wang, S. Tsukimoto, M. Saito, Y. Ikuhara, “Introducing Ohmic Contacts into Silicon Carbide Technology”,
    SILICON CARBIDE - MATERIALS, PROCESSING AND APPLICATIONS IN ELECTRONIC DEVICES, 283-308(2011).

  367. Y. Yamada, K. Ueno, T. Fukumura, H. T. Yuan, H. Shimotani, Y. Iwasa, L. Gu, S. Tsukimoto, Y. Ikuhara, and M. Kawasaki, "Electrically Induced Ferromagnetism at Room Temperature in Cobalt-Doped Titanium Dioxide,”
    Science, 332[6033], 1065-1067(2011).

  368. S. Zheng, R. Huang, Y. Makimura, Y. Ukyo, C. A. J. Fisher, T. Hirayama, and Y. Ikuhara, “Microstructural Changes in LiNi0.8Co0.15Al0.05O2 Positive Electrode Material during the First Cycle,”
    J. Electrochem. Soc., 158[4], A357-A362(2011).

  369. S.-i. Amma, Y. Tokumoto, K. Edagawa, N. Shibata, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “Electrical current flow at conductive nanowires formed in GaN thin films by a dislocation template technique,”
    Appl. Phys. Lett., 96[19], 193109 (2010).

  370. S. Azuma, N. Shibata, S. D. Findlay, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “HAADF-STEM observations of a Sigma 13 grain boundary in alpha-Al2O3 from two orthogonal directions,”
    Philosophical Magazine Letters, 90[8], 539-546(2010).

  371. S. D. Findlay, N. Shibata, H. Sawada, E. Okunishi, Y. Kondo, and Y. Ikuhara, “Dynamics of annular bright field imaging in scanning transmission electron microscopy,”
    Ultramicroscopy, 110[7], 903-923(2010).

  372. S. D. Findlay, T. Saito, N. Shibata, Y. Sato, J. Matsuda, K. Asano, E. Akiba, T. Hirayama, and Y. Ikuhara, “Direct Imaging of Hydrogen within a Crystalline Environment,"
    Appl. Phys. Express, 3[11], 116603(2010).

  373. S. D. Findlay, N. Shibata, S. Azuma, and Y. Ikuhara, “Prospects for 3D imaging of dopant atoms in ceramic interfaces,”
    J. Electron. Microsc., 59, S29-S38(2010).

  374. L. Gu, Y. Yu, W. Sigle, N. Usami, S. Tsukimoto, J. Maier, Y. Ikuhara, and P. A. van Aken, “Direct bandgap measurements in a three-dimensionally macroporous silicon 9R polytype using monochromated transmission electron microscope,”
    Appl. Phys. Lett., 97[21], 213102 (2010).

  375. H. Hiramatsu, T. Kamiya, T. Tohei, E. Ikenaga, T. Mizoguchi, Y. Ikuhara, K. Kobayashi, and H. Hosono, “Origins of Hole Doping and Relevant Optoelectronic Properties of Wide Gap p-Type Semiconductor, LaCuOSe,”
    J. Am. Chem. Soc., 132[42], 15060-15067(2010).

  376. H. Hojo, T. Mizoguchi, H. Ohta, S. D. Findlay, N. Shibata, T. Yamamoto, and Y. Ikuhara, “Atomic Structure of a CeO2 Grain Boundary: The Role of Oxygen Vacancies,”
    Nano Lett., 10[11], 4668-4672(2010).

  377. S. Kobayashi, Y. Tokuda, T. Mizoguchi, N. Shibata, Y. Sato, Y. Ikuhara, and T. Yamamoto, “Quantitative analyses of oxidation states for cubic SrMnO3 and orthorhombic SrMnO2.5 with electron energy loss spectroscopy,”
    J. Appl. Phys., 108[12], 124903 (2010).

  378. H. Koide, Y. Nagao, K. Koumoto, Y. Takasaki, T. Umemura, T. Kato, Y. Ikuhara, and H. Ohta, “Electric field modulation of thermopower for transparent amorphous oxide thin film transistors,”
    Appl. Phys. Lett., 97[18], 182105 (2010).

  379. K. Matsui, H. Yoshida, and Y. Ikuhara, “Phase-transformation and grain-growth kinetics in yttria-stabilized tetragonal zirconia polycrystal doped with a small amount of alumina,”
    J. Eur. Ceram. Soc., 30[7], 1679-1690(2010).

  380. C. M. Montesa, N. Shibata, T. Tohei, K. Akiyama, Y. Kuromitsu, and Y. Ikuhara, “Application of coincidence of reciprocal lattice point model to metal/sapphire hetero interfaces,”
    Mater. Sci. Eng. B-Adv. Funct. Solid-State Mater., 173[1-3], 234-238(2010).

  381. Y. Nagao, A. Yoshikawa, K. Koumoto, T. Kato, Y. Ikuhara, and H. Ohta, “Experimental characterization of the electronic structure of anatase TiO2: Thermopower modulation,”
    Appl. Phys. Lett., 97[17], 172112 (2010).

  382. A. Nakahira, K. Konishi, K. Yokota, T. Kubo, Y. Sasaki, and Y. Ikuhara, “Synthesis of Novel Structured TiO2 with Mesopores by Anodic Oxidation,”
    Inorg. Chem., 49[1], 47-51(2010).

  383. K. Nakamura, T. Mizoguchi, N. Shibata, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “First-principles sliding simulation of Al-terminated Sigma 13 pyramidal twin grain boundary in alpha-Al2O3,”
    Philos. Mag. Lett., 90[3], 159-172(2010).

  384. H. Ogino, K. Machida, A. Yamamoto, K. Kishio, J.-i. Shimoyama, T. Tohei, and Y. Ikuhara, “A new homologous series of iron pnictide oxide superconductors (Fe2As2)(Can+2(Al, Ti)(n)O-y) (n=2, 3, 4),”
    Supercond. Sci. Technol., 23[11], 115005(2010).

  385. H. Ogino, S. Sato, K. Kishio, J.-i. Shimoyama, T. Tohei, and Y. Ikuhara, “Homologous series of iron pnictide oxide superconductors (Fe2As2)x Can+1(Sc,Ti)(n)O-y (n=3,4,5) with extremely thick blocking layers,”
    Appl. Phys. Lett., 97[7], 072506 (2010).

  386. H. Ohnishi, M. Takeuchi, T. Sekino, Y. Ikuhara, and K. Niihara, “Wear Resistance of SiO2-Doped Y-TZP Grinding Media During Wet Milling,”
    Int. J. Appl. Ceram. Technol., 7[4], 502-511(2010).

  387. H. Ohta, Y. Sato, T. Kato, S. Kim, K. Nomura, Y. Ikuhara, and H. Hosono, “Field-induced water electrolysis switches an oxide semiconductor from an insulator to a metal,”
    Nat. Commun., 1, 118(2010).

  388. N. Shibata, Y. Kohno, S. D. Findlay, H. Sawada, Y. Kondo, and Y. Ikuhara, “New area detector for atomic-resolution scanning transmission electron microscopy,”
    J. Electron Microsc., 59[6], 473-479(2010).

  389. N. Takahashi, T. Mizoguchi, T. Nakagawa, T. Tohei, I. Sakaguchi, A. Kuwabara, N. Shibata, T. Yamamoto, N. Ohashi, and Y. Ikuhara, “Cr diffusion in alpha-Al2O3: Secondary ion mass spectroscopy and first-principles study,”
    Phys. Rev. B, 82[17], 174302(2010).

  390. E. Tochigi, N. Shibata, A. Nakamura, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “Structures of dissociated < 1 (1)over-bar 0 0 > dislocations and {1 (1)over-bar 0 0} stacking faults of alumina (alpha-Al2O3),”
    Acta Mater., 58[1], 208-215(2010).

  391. T. Tohei, T. Mizoguchi, H. Hiramatsu, H. Hosono, and Y. Ikuhara, “Interface atomic structure of LaCuOSe:Mg epitaxial thin film and MgO substrate,”
    Mater. Sci. Eng. B-Adv. Funct. Solid-State Mater., 173[1-3], 229-233(2010).

  392. K. Uchida, A. Yoshikawa, K. Koumoto, T. Kato, Y. Ikuhara, and H. Ohta, “A single crystalline strontium titanate thin film transistor,”
    J. Appl. Phys., 107[9], 096103 (2010).

  393. Z. Wang, M. Okude, M. Saito, S. Tsukimoto, A. Ohtomo, M. Tsukada, M. Kawasaki, and Y. Ikuhara, “Dimensionality-driven insulator-metal transition in A-site excess non-stoichiometric perovskites,”
    Nat. Commun., 1, 106(2010).

  394. Z. Wang, W. Zeng, L. Gu, M. Saito, S. Tsukimoto, and Y. Ikuhara, “Atomic-scale structure and electronic property of the LaAlO3/TiO2 interface,”
    J. Appl. Phys., 108[11], 113701 (2010).

  395. W. Zeng, T. Liu, Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “Oxygen Adsorption on Anatase TiO2 (101) and (001) Surfaces from First Principles,”
    Mater. Trans., 51[1], 171-175(2010).

  396. S.-Y. Choi, S.-Y. Chung, T. Yamamoto, and Y. Ikuhara, “Direct Determination of Dopant Site Selectivity in Ordered Perovskite CaCu3Ti4O12 Polycrystals by Aberration-Corrected STEM,”
    Adv. Mater., 21[8], 885-889(2009).

  397. S.-Y. Chung, S.-Y. Choi, T. Yamamoto, and Y. Ikuhara, “Orientation-Dependent Arrangement of Antisite Defects in Lithium Iron(II) Phosphate Crystals,”
    Angew. Chem. Int. Ed,, 48[3], 543-546(2009).

  398. M. Deura, T. Hoshii, T. Yamamoto, Y. Ikuhara, M. Takenaka, S. Takagi, Y. Nakano, and M. Sugiyama, “Dislocation-Free InGaAs on Si(111) Using Micro-Channel Selective-Area Metalorganic Vapor Phase Epitaxy,”
    Appl. Phys. Express, 2[1], 011101(2009).

  399. S. D. Findlay, N. Shibata, and Y. Ikuhara, “What atomic resolution annular dark field imaging can tell us about gold nanoparticles on TiO2 (110),”
    Ultramicroscopy, 109[12], 1435-1446(2009).

  400. S. D. Findlay, N. Shibata, H. Sawada, E. Okunishi, Y. Kondo, T. Yamamoto, and Y. Ikuhara, “Robust atomic resolution imaging of light elements using scanning transmission electron microscopy,”
    Appl. Phys. Lett., 95[19], 191913 (2009).

  401. T. Hayashi, E. Abe, T. Hara, and Y. Ikuhara, “Microstructure Evolutions at Severely-deformed Austenite/Martensite Interfaces of a Layer-integrated Steel,”
    Isij International, 49[9], 1406-1413(2009).

  402. H. Hojo, K. Fujita, T. Mizoguchi, K. Hirao, I. Tanaka, K. Tanaka, and Y. Ikuhara, “Magnetic properties of ilmenite-hematite solid-solution thin films: Direct observation of antiphase boundaries and their correlation with magnetism,”
    Phys. Rev. B, 80[7], 075414(2009).

  403. R. Huang, T. Mizoguchi, K. Sugiura, S.-i. Nakagawa, H. Ohta, T. Saito, K. Koumoto, T. Hirayama, and Y. Ikuhara, “Microstructure evolution of Ca0.33CoO2 thin films investigated by high-angle annular dark-field scanning transmission electron microscopy,”
    J. Mater. Res., 24[1], 279-287(2009).

  404. Y. Ikuhara, I. Tanaka, and T. Yamamoto, “Special Issue on Nano-Materials Science for Atomic Scale Modification PREFACE,”
    Mater. Trans., 50[5], 939-939(2009).

  405. Y. Ikuhara, “Nanowire design by dislocation technology,”
    Prog. Mater. Sci., 54[6], 770-791(2009).

  406. Y. Ikuhara, “Oxide Ceramics with High Density Dislocations and Their Properties,”
    Mater. Trans., 50[7], 1626-1632(2009).

  407. Y. Ishikawa, H. Nagayama, H. Hoshino, M. Ohgai, N. Shibata, T. Yamamoto, and Y. Ikuhara, “Transmission Electron Microscopy Study of Sn-Doped Sintered Indium Oxide,”
    Mater. Trans., 50[5], 959-963(2009).

  408. H. Lee, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “First Principles Study on Intrinsic Vacancies in Cubic and Orthorhombic CaTiO3,”
    Mater. Trans., 50[5], 977-983(2009).

  409. K. Matsui, H. Yoshida, and Y. Ikuhara, “Isothermal Sintering Effects on Phase Separation and Grain Growth in Yttria-Stabilized Tetragonal Zirconia Polycrystal,”
    J. Am. Ceram. Soc., 92[2], 467-475(2009).

  410. T. Mizoguchi, M. Saitoh, and Y. Ikuhara, “First-principles calculation of oxygen K-electron energy loss near edge structure of HfO2,”
    J. Phys.-Condens. Matter., 21[10], 104212(2009).

  411. C. M. Montesa, N. Shibata, S.-Y. Choi, H. Tonomura, K. Akiyama, Y. Kuromitsu, and Y. Ikuhara, “High-Resolution Transmission Electron Microscopy Observation of Liquid-Phase Bonded Aluminum/Sapphire Interfaces,”
    Mater. Trans., 50[5], 1037-1040(2009).

  412. C. Moon, S. Kanehira, M. Nishi, K. Miura, T. Nakaya, E. Tochigi, N. Shibata, Y. Ikuhara, and K. Hirao, “Crack Propagation in a Ruby Single Crystal by Femtosecond Laser Irradiation,”
    J. Am. Ceram. Soc., 92[12], 3118-3121(2009).

  413. A. Nakamura, E. Tochigi, N. Shibata, T. Yamamoto, and Y. Ikuhara, “Structure and Configuration of Boundary Dislocations on Low Angle Tilt Grain Boundaries in Alumina,”
    Mater. Trans., 50[5], 1008-1014(2009).

  414. H. Ohta, Y. Masuoka, R. Asahi, T. Kato, Y. Ikuhara, K. Nomura, and H. Hosono, “Field-modulated thermopower in SrTiO3-based field-effect transistors with amorphous 12CaO center dot 7Al(2)O(3) glass gate insulator,”
    Appl. Phys. Lett., 95[11], 113505(2009).

  415. Y. Sato, T. Mizoguchi, N. Shibata, H. Moriwake, T. Hirayama, and Y. Ikuhara, “Transmission electron microscopy and scanning transmission electron microscopy study on B-site cation ordered structures in a (1-x)Pb(Mg1/3Nb2/3)O-3-xPbTiO(3) single crystal,”
    Appl. Phys. Lett., 95[2], 022906 (2009).

  416. Y. Sato, T. Mizoguchi, N. Shibata, T. Yamamoto, T. Hirayama, and Y. Ikuhara, “Atomic-scale segregation behavior of Pr at a ZnO 0001 Sigma 49 tilt grain boundary,”
    Phys. Rev. B, 80[9], 094114(2009).

  417. N. Shibata, S. D. Findlay, S. Azuma, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “Atomic-scale imaging of individual dopant atoms in a buried interface,”
    Nat. Mater., 8[8], 654-658(2009).

  418. N. Shibata, A. Goto, K. Matsunaga, T. Mizoguchi, S. D. Findlay, T. Yamamoto, and Y. Ikuhara, “Interface Structures of Gold Nanoparticles on TiO2 (110),”
    Phys. Rev. Lett., 102[13], 136105 (2009).

  419. N. Shibata, A. Goto, T. Mizoguchi, S. D. Findlay, S. Y. Choi, T. Yamamoto, and Y. Ikuhara, “Direct observation of TiO2 (110) surfaces by HVEM and HAADF STEM,”
    Microsc. Microanal., 15, 1194-1195(2009).

  420. K. Sugiura, H. Ohta, Y. Ishida, R. Huang, T. Saito, Y. Ikuhara, K. Nomura, H. Hosono, and K. Koumoto, “Structural Transformation of Ca-Arrangements and Carrier Transport Properties in Ca0.33CoO2 Epitaxial Films,”
    Appl. Phys. Express, 2[3], 035503(2009).

  421. K. Sugiura, H. Ohta, S.-i. Nakagawa, R. Huang, Y. Ikuhara, K. Nomura, H. Hosono, and K. Koumoto, “Anisotropic carrier transport properties in layered cobaltate epitaxial films grown by reactive solid-phase epitaxy,”
    Appl. Phys. Lett., 94[15], 152105 (2009).

  422. M. Sugiyama, T. Shioda, Y. Tomita, T. Yamamoto, Y. Ikuhara, and Y. Nakano, “Optical and Structural Characterization of InGaN/GaN Multiple Quantum Wells by Epitaxial Lateral Overgrowth,”
    Mater. Trans., 50[5], 1085-1090(2009).

  423. N. Takahashi, T. Mizoguchi, T. Tohei, K. Nakamura, T. Nakagawa, N. Shibata, T. Yamamoto, and Y. Ikuhara, “First Principles Calculations of Vacancy Formation Energies in Sigma 13 Pyramidal Twin Grain Boundary of alpha-Al2O3,”
    Mater. Trans., 50[5], 1019-1022(2009).

  424. T. Tohei, T. Mizoguchi, H. Hiramatsu, Y. Kamihara, H. Hosono, and Y. Ikuhara, “Direct imaging of doped fluorine in LaFeAsO1-XFX superconductor by atomic scale spectroscopy,”
    Appl. Phys. Lett., 95[19], 193107 (2009).

  425. Y. Tokumoto, S.-i. Amma, N. Shibata, T. Mizoguchi, K. Edagawa, T. Yamamoto, and Y. Ikuhara, “Fabrication of electrically conductive nanowires using high-density dislocations in AlN thin films,”
    J. Appl. Phys., 106[12], 124307 (2009).

  426. Y. Tokumoto, N. Shibata, T. Mizoguhci, T. Yamamoto, and Y. Ikuhara, “Atomic structure of threading dislocations in AlN thin films,”
    Physica B Condens. Matter, 404[23-24], 4886-4888(2009).

  427. S. Tsukimoto, K. Ito, Z. Wang, M. Saito, Y. Ikuhara, and M. Murakami, “Growth and Microstructure of Epitaxial Ti3SiC2 Contact Layers on SiC,”
    Mater. Trans., 50[5], 1071-1075(2009).

  428. Z. Wang, M. Saito, S. Tsukimoto, and Y. Ikuhara, “Interface Atomic-Scale Structure and Its Impact on Quantum Electron Transport,”
    Adv. Mater., 21[48], 4966-4969(2009).

  429. Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “Atomic and electronic structure of the YBa2Cu3O7/SrTiO3 interface from first principles,”
    J. Appl. Phys., 106[9], 093714 (2009).

  430. Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “Individual charge-trapping dislocations in an ionic insulator,”
    Appl. Phys. Lett., 95[18], 184101 (2009).

  431. Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “Quantum electron transport through SrTiO3: Effects of dopants on conductance channel,”
    Appl. Phys. Lett., 94[25], 252103 (2009).

  432. Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “SiC/Ti3SiC2 interface: Atomic structure, energetics, and bonding,”
    Phys. Rev. B, 79[4], 045318(2009).

  433. Z. Wang, S. Tsukimoto, M. Saito, K. Ito, M. Murakami, and Y. Ikuhara, “Ohmic contacts on silicon carbide: The first monolayer and its electronic effect,”
    Phys. Rev. B, 80[24], 245303(2009).

  434. Y. Yamanaka, T. Taniuchi, F. Shirase, T. Tanase, Y. Ikuhara, and T. Yamamoto, “High Resolution Electron Microscopy Study in ZrC-Doped WC-12mass%Co Alloys,”
    Mater. Trans., 50[5], 1096-1101(2009).

  435. B.-K. Yoon, S.-Y. Choi, T. Yamamoto, Y. Ikuhara, and S.-J. L. Kang, “Grain boundary mobility and grain growth behavior in polycrystals with faceted wet and dry boundaries,”
    Acta Mater., 57[7], 2128-2135(2009).

  436. A. Yoshikawa, K. Uchida, K. Koumoto, T. Kato, Y. Ikuhara, and H. Ohta, “Electric-Field Modulation of Thermopower for the KTaO3 Field-Effect Transistors,”
    Appl. Phys. Express, 2[12], 121103(2009).

  437. W. Zeng, T. Liu, Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “Selective Detection of Formaldehyde Gas Using a Cd-Doped TiO2-SnO2 Sensor,”
    Sensors, 9[11], 9029-9038(2009).

  438. S.-Y. Chung, S.-Y. Choi, T. Yamamoto, and Y. Ikuhara, “Atomic-scale visualization of antisite defects in LiFePO(4),”
    Phys. Rev. Lett., 100[12], 125502 (2008).

  439. E. Einarsson, M. Kadowaki, K. Ogura, J. Okawa, R. Xiang, Z. Zhang, T. Yamamoto, Y. Ikuhara, and S. Maruyama, “Growth Mechanism and Internal Structure of Vertically Aligned Single-Walled Carbon Nanotubes,”
    J. Nanosci. Nanotechnol., 8[11], 6093-6098(2008).

  440. R. Huang, T. Mizoguchi, K. Sugiura, H. Ohta, K. Koumoto, T. Hirayama, and Y. Ikuhara, “Direct observations of Ca ordering in Ca0.33CoO2 thin films with different superstructures,”
    Appl. Phys. Letters, 93[18], 181907 (2008).

  441. S. Ii, H. Yoshida, K. Matsui, and Y. Ikuhara, “Misfit Dislocation Formation at the c/t Interphase Boundary in Y-TZP,”
    J. Am. Ceram. Soc., 91[11], 3810-3812(2008).

  442. M. Imaeda, T. Mizoguchi, Y. Sato, H. S. Lee, S. D. Findlay, N. Shibata, T. Yamamoto, and Y. Ikuhara, “Atomic structure, electronic structure, and defect energetics in 001 (310) Sigma 5 grain boundaries of SrTiO3 and BaTiO3,”
    Phys. Rev. B, 78[24], 245320(2008).

  443. S. Kanehira, K. Miura, K. Hirao, N. Shibata, and Y. Ikuhara, “Cross patterning on MgO based on dislocations using femtosecond laser irradiation,”
    Appl. Phys. A Mater. Sci. Process., 92[4], 913-916(2008).

  444. T. Kokubo, T. Ueda, M. Kawashita, Y. Ikuhara, G. H. Takaoka, and T. Nakamura, “PET fiber fabrics modified with bioactive titanium oxide for bone substitutes,”
    J. Mater. Sci. Mater. Med., 19[2], 695-702(2008).

  445. K. Matsui, H. Yoshida, and Y. Ikuhara, “Grain-boundary structure and microstructure development mechanism in 2-8 mol% yttria-stabilized zirconia polycrystals,”
    Acta Mater., 56[6], 1315-1325(2008).

  446. T. Mizoguchi, M. Varela, J. P. Buban, T. Yamamoto, and Y. Ikuhara, “Site dependence and peak assignment of YBa(2)Cu(3)O(7-x)OK-edge electron energy loss near-edge fine structure,”
    Phys. Rev. B, 77[2], 024504(2008).

  447. H. Ohnishi, H. Naka, T. Sekino, Y. Ikuhara, and K. Niihara, “Mechanical properties of 2.0-3.5 mol% Y2O3-stabilized zirconia polycrystals fabricated by the solid phase mixing and sintering method,”
    J. Ceram. Soc. Jpn., 116[1360], 1270-1277(2008).

  448. H. Ohnishi, H. Naka, T. Sekino, Y. Ikuhara, and K. Niihara, “Mechanical properties of Y2O3-stabilized ZrO2 polycrystals fabricated by the solid phase mixing and sintering method,”
    J. Ceram. Soc. Jpn., 116[1351], 491-496(2008).

  449. H. Ohta, R. Huang, and Y. Ikuhara, “Large enhancement of the thermoelectric Seebeck coefficient for amorphous oxide semiconductor superlattices with extremely thin conductive layers,”
    Phys. Status Solidi Rapid Res. Lett., 2[3], 105-107(2008).

  450. H. Ohta, Y. Mune, K. Koumoto, T. Mizoguchi, and Y. Ikuhara, “Critical thickness for giant thermoelectric Seebeck coefficient of 2DEG confined in SrTiO3/SrTi0.8Nb0.2O3 superlattices,”
    Thin Solid Films, 516[17], 5916-5920(2008).

  451. N. Shibata, A. Goto, S. Y. Choi, T. Mizoguchi, S. D. Findlay, T. Yamamoto, and Y. Ikuhara, “Direct imaging of reconstructed atoms on TiO(2) (110) surfaces,”
    Science, 322[5901], 570-573(2008).

  452. E. Tochigi, N. Shibata, A. Nakamura, T. Yamamoto, and Y. Ikuhara, “Partial dislocation configurations in a low-angle boundary in alpha-Al(2)O(3),”
    Acta Mater., 56[9], 2015-2021(2008).

  453. Y. Tokumoto, N. Shibata, T. Mizoguchi, M. Sugiyama, Y. Shimogaki, J.-S. Yang, T. Yamamoto, and Y. Ikuhara, “High-resolution transmission electron microscopy (HRTEM) observation of dislocation structures in AlN thin films,”
    J. Mater. Res., 23[8], 2188-2194(2008).

  454. S. Kanehira, K. Miura, K. Fujita, K. Hirao, J. Si, N. Shibata and Y. Ikuhara, "Optically produced cross patterning based on local dislocations inside MgO single crystals,"
    Appl.Phys.Lett., 90[16], 163110 (2007).

  455. H.S. Lee, T. Mizoguchi, T. Yamamoto, S.J.L. Kang and Y Ikuhara, "First-principles calculation of defect energetics in cubic-BaTiO3and a comparison with SrTiO3 ,"
    ACTA Mater., 55[19], 6535-6540 (2007).

  456. S.B. Lee, K. Matsunaga, Y. Ikuhara and S.K. Lee, "Effect of alloying elements on the interfacial bonding strength and electric conductivity of carbon nano-fiber reinforced Cu matrix composites,"
    Mater.Sci.Eng.A, 449-451, 778-781 (2007).

  457. T. Mizoguchi, J.P. Buban, K. Matsunaga, T. Yamamoto and Y. Ikuhara, "First-principles study on incident direction, individual site character, and atomic projection dependences of ELNES for perovskite compounds,"
    Ultramicroscopy, 107[8], 703-704 (2007).

  458. H. Moriwake, T. Hirayama, Y. Ikuhara and I. Tanaka, "First-principles caluculation of solution energy of alkaline-earth metal elements to BaTiO3,"
    J.J.Appl.Phys., 46[10B], 7136-7140 (2007).

  459. Y. Mune, H. Ohta, K. Koumoto, T. Mizoguchi and Y. Ikuhara, "Enhanced Seebeck coefficient of quantum-confined electrons in SrTiO3/SrTi0.8Nb0.2O3 superlattices,"
    Appl.Phys.Lett., 91, 192105 (2007).

  460. T. Nakagawa, I. Sakaguchi, N. Shibata, K. Matsunaga, T. Mizoguchi, T. Yamamoto, H. Haneda and Y Ikuhara, "Yttrium doping effect on oxygen grain boundary diffusion in α-Al2O3,"
    ACTA Mater., 55[19], 6627-6633 (2007).

  461. T. Nakagawa, I. Sakaguchi, M. Uematsu, Y. Sato, N. Ohashi, H. Haneda, and Y. Ikuhara, “Diffusion model of gallium in single-crystal ZnO proposed from analysis of concentration-dependent profiles based on the Fermi-level effect,”
    Japanese Journal of Applied Physics Part 1-Regular Papers Brief Communications & Review Papers, 46[7A], 4099-4101(2007).

  462. T. Nakagawa, I. Sakaguchi, H. Haneda, N. Ohashi and Y. Ikuhara, "Detecting real oxygen ions in polycrystalline diamond thin film using secondary ion mass spectrometry,"
    J.J.Appl.phys., 46[6A], 3391-3393 (2007).

  463. A. Nakahira, S. Takezoe, Y. Yamasaki, Y. Sasaki and Y. Ikuhara, "Synthesis and evaluation of bulky Y-zeolites by hydrothermal hot-pressing method,"
    J.Am.Ceram.Soc., 90[8], 2322-2326 (2007).

  464. K. Nakamura, T. Mizoguchi, N. Shibata, K. Matsunaga, T. Yamamoto and Y. Ikuhara, "First-principles study of grain boundary sliding in alpha-Al2O3,"
    Phys.Rev.B., 75, 184109 (2007).

  465. H. Ohnishi, T. Fukuhara, T. Kawanami, T. Sekino, Y. Ikuhara and K. Niihara, "Microstructure and crystal phase development of Y2O3-stabilized ZrO2 polycrystal fabricated by the solid phase mixing and sintering method,"
    J.Ceram.Soc.Jpn., 115[1339], 210-215 (2007).

  466. H. Ohta, S. Kim, Y. Mune, T. Mizoguchi, K. Nomura, S. Ohta, T. Nomura, Y. Nakanishi, Y. Ikuhara, M. Hirano, H. Hosono and K. Koumoto, "Giant thermoelectric Seebeck coefficient of two-dimensional electron gas in SrTiO3,"
    Nature Mat., 6, 129-134 (2007).

  467. Y. Sato, T. Yamamoto and Y. Ikuhara, "Atomic structures and electrical properties of ZnO grain boundaries,"
    J.Am.Ceram.Soc., 90[2], 337-357 (2007).

  468. N. Shibata, M.F. Chisholm, A. Nakamura, S.J. Pennycook, T. Yamamoto and Y. Ikuhara, "Nonstoichiometric dislocation cores in alpha-alumina,"
    Science, 316[5821], 82-85 (2007).

  469. K. Sugiura, H. Ohta, K. Nomura, T. Saito, Y. Ikuhara, M. Hirano, H. Hosono, K. Koumoto, "Thermoelectric properties of the layered cobaltite Ca3Co4O9 epitaxial filmes fabricated by topotactic ion-exchange method,"
    Mater.Trans., 48[8], 2104-2107 (2007).

  470. J. P. Buban, K. Matsunaga, J. Chen, N. Shibata, W. Y. Ching, T. Yamamoto, and Y. Ikuhara, “Grain boundary strengthening in alumina by rare earth impurities,”
    Science, 311[5758], 212-215(2006).

  471. S. Y. Choi, J. P. Buban, M. Nishi, H. Kageyama, N. Shibata, T. Yamamoto, S. J. L. Kang, and Y. Ikuhara, “Dislocation structures of low-angle boundaries in Nb-doped SrTiO3 bicrystals,”
    J. Mater. Sci., 41[9], 2621-2625(2006).

  472. S. Y. Choi, S. J. L. Kang, S. Y. Chung, T. Yamamoto, and Y. Ikuhara, “Change in cation nonstoichiometry at interfaces during crystal growth in polycrystalline BaTiO3,”
    Appl. Phys. Lett., 88[1], 011909 (2006).

  473. S. Y. Chung, S. Y. Choi, T. Yamamoto, Y. Ikuhara, and S. J. L. Kang, “Site-selectivity of 3d metal cation dopants and dielectric response in calcium copper titanate,”
    Appl. Phys. Lett., 88[9], 091917 (2006).

  474. S.-Y. Chung, S.-Y. Choi, T. Yamamoto, and Y. Ikuhara, “Inherent nanoscale bend of crystal lattice in Fe-doped calcium copper titanate,”
    Appl. Phys. Lett., 89[12], 121903 (2006).

  475. M. H. Hu, S. Q. Guo, T. Tomimatsu, Y. Ikuhara, and Y. Kagawa, “TEM study on microstructure of thermally grown oxide in EB-PVD thermal barrier coatings,”
    Surf. Coat. Technol. , 200[20-21], 6130-6136(2006).

  476. M. Igarashi, Y. Sato, N. Shibata, T. Yamamoto, and Y. Ikuhara, “HRTEM study of 001 low-angle tilt grain boundaries in fiber-textured BaTiO3 thin films,”
    J. Mater. Sci., 41[16], 5146-5150(2006).

  477. S. Ii, H. Yoshida, K. Matsui, N. Ohmichi, and Y. Ikuhara, “Microstructure and surface segregation of 3 mol% Y2O3-doped ZrO2 particles,”
    J. Am. Ceram. Soc., 89[9], 2952-2955(2006).

  478. H. Ito, H. Yoshida, Y. Ikuhara, T. Yamamoto, T. Sakuma, “Superplastic behavior in GeO2-TiO2 doped TZP”,
    J. Appl. Phys., 99[10], 104909 (2006).

  479. T. Kato, H. Sasaki, Y. Sasaki, T. Hirayama, Y. Ikuhara, T. Watanabe, A. Ibi, H. Iwai, T. Muroga, S. Miyata, Y. Yamada, Y. Iijima, K. Kakimoto, Y. Sutoh, T. Saitoh, T. Izumi, and Y. Shiohara, “Nanostructural characterization of YBCO films on metal tape with textured buffer layer fabricated by pulsed-laser deposition,”
    J. Mater. Sci., 41[9], 2587-2595(2006).

  480. K. Matsui, N. Ohmichi, M. Ohgai, H. Yoshida, and Y. Ikuhara, “Grain boundary segregation-induced phase transformation in yttria-stabilized tetragonal zirconia polycrystal,”
    J. Ceram. Soc. Jpn, 114[1327], 230-237(2006).

  481. K. Matsui, N. Ohmichi, M. Ohgai, H. Yoshida, and Y. Ikuhara, “Effect of alumina-doping on grain boundary segregation-induced phase transformation in yttria-stabilized tetragonal zirconia polycrystal,”
    J. Mater. Res., 21[9], 2278-2289(2006).

  482. K. Matsunaga, T. Sasaki, N. Shibata, T. Mizoguchi, T. Yamamoto, and Y. Ikuhara, “Bonding nature of metal/oxide incoherent interfaces by first-principles calculations,”
    Phys. Rev. B, 74[12], 125423(2006).

  483. T. Mizoguchi, J. P. Buban, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “First-principles study on incidence direction, individual site character, and atomic projection dependences of ELNES for perovskite compounds,”
    Ultramicroscopy, 106[2], 92-104(2006).

  484. T. Mizoguchi, T. Sasaki, S. Tanaka, K. Matsunaga, T. Yamamoto, M. Kohyama, and Y. Ikuhara, “Chemical bonding, interface strength, and oxygen K electron-energy-loss near-edge structure of the Cu/Al2O3 interface,”
    Phys. Rev. B, 74[23], 235408(2006).

  485. T. Nakagawa, A. Nakamura, I. Sakaguchi, N. Shibata, K. P. D. Lagerlof, T. Yamamoto, H. Haneda, and Y. Ikuhara, “Oxygen pipe diffusion in sapphire basal dislocation,”
    J. Ceram. Soc. Jpn., 114[1335], 1013-1017(2006).

  486. A. Nakamura, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Multiple dissociation of grain boundary dislocations in alumina ceramics,”
    Phil. Mag., 86[29-31], 4657-4666(2006).

  487. Y. Sato, J. P. Buban, T. Mizoguchi, N. Shibata, M. Yodogawa, T. Yamamoto, and Y. Ikuhara, “Role of Pr segregation in acceptor-state formation at ZnO grain boundaries,”
    Phys. Rev. Lett., 97[10], 106802 (2006).

  488. M. Takimura, H. Nagata, Y. Yamasaki, T. Suzuki, Y. Ikuhara, and A. Nakahira, “Synthesis and characterization of bulky FSM with interconnected mesopore-networks using an HHP method,”
    J. Ceram. Soc. Jpn., 114[1330], 554-557(2006).

  489. Y. Tokumoto, Y. Sato, T. Yamamoto, N. Shibata, and Y. Ikuhara, “Atomic structure of AlN/Al2O3 interfaces fabricated by pulsed-laser deposition,”
    J. Mater. Sci., 41[9], 2553-2557(2006).

  490. Y. Tokumoto, T. Mizoguchi, Y. Sato, N. Shibata, T. Yamamoto, and Y. Ikuhara, “Atomic structure and relaxation behavior at AlN (0001)/Al2O3(0001) interface,”
    J. Ceram. Soc. Jpn., 114[1335], 1018-1021(2006).

  491. Y. Yamanoi, N. Shirahata, T. Yonezawa, N. Terasaki, N. Yamamoto, Y. Matsui, K. Nishio, H. Masuda, Y. Ikuhara, and H. Nishihara, “Detailed structural examinations of covalently immobilized gold nanoparticles onto hydrogen-terminated silicon surface,”
    Chemistry-a European Journal, 12[1], 314-323(2006).

  492. P. F. Becher, G. S. Painter, M. J. Lance, S. Ii, and Y. Ikuhara, “Direct observations of debonding of reinforcing grains in silicon nitride ceramics sintered with yttria plus alumina additives,”
    J. Am. Ceram. Soc., 88[5], 1222-1226(2005).

  493. S. Hanyu, H. Nishimura, K. Matsunaga, T. Yamamoto, Y. Ikuhara, and A. Glaeser, “Stress-induced facet coarsening in a Sigma 7{4(5)over-bar-10} symmetrical tilt grain boundary in an alumina bicrystal,”
    J. Mater. Sci., 40[12], 3137-3142(2005).

  494. S. Ii, C. Iwamoto, K. Matsunaga, T. Yammoto, and Y. Ikuhara, “TEM in situ observation of fracture behavior in ceramic materials,”
    Appl. Surf. Sci., 241[1-2], 68-74(2005).

  495. T. Kato, K. Matsumoto, H. Matsubara, Y. Ishiwata, H. Saka, T. Hirayama, and Y. Ikuhara, “Transmission electron microscopy characterization of a Yttria-stabilized zirconia coating fabricated by electron beam-physical vapor deposition,”
    Surf. Coat. Technol., 194[1], 16-23(2005).

  496. T. Kato, H. Sasaki, H. Iwai, A. Ibi, N. Kashima, T. Niwa, T. Muroga, S. Miyata, T. Watanabe, Y. Iijima, K. Kakimoto, Y. Sutoh, Y. Yamada, S. Nagaya, T. Saitoh, T. Izumi, Y. Sasaki, T. Hirayama, Y. Shlohara, and Y. Ikuhara, “Transmission electron microscopy studies of YBCO coated conductors prepared by pulsed-laser deposition and multiple-stage chemical vapor deposition processes,”
    Physica C-Supercond., 426, 1033-1042(2005).

  497. M. Matsuda, S. Ii, Y. Kawamura, Y. Ikuhara, and M. Nishida, “Variation of long-period stacking order structures in rapidly solidified Mg97Zn1Y2 alloy,”
    Mater. Sci. Eng. A-Struct. Materi. , 393[1-2], 269-274(2005).

  498. K. Matsunaga, Y. Ikuhara, Y. C. Jung, S. S. Kim, and S. K. Lee, “Chemical bonding states at copper/graphite interfaces with additional elements,”
    J. Ceram. Soc. Jpn., 113[1320], 540-542(2005).

  499. K. Matsunaga, H. Nishimura, S. Hanyu, H. Muto, T. Yamamoto, and Y. Ikuhara, “HRTEM study on grain boundary atomic structures related to the sliding behavior in alumina bicrystals,”
    Appl. Surf. Sci., 241[1-2], 75-79(2005).

  500. K. Matsunaga, T. Mizoguchi, A. Nakamura, T. Yamamoto, Y. Ikuhara, “First-principles calculations of titanium dopants in alumina,"
    Materials Science Forum, vol.475-479, 3095-3098(2005).

  501. T. Mizoguchi, Y. Sato, J. P. Buban, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Sr vacancy segregation by heat treatment at SrTiO3 grain boundary,”
    Appl. Phys. Lett., 87[24], 241920 (2005).

  502. T. Mizoguchi, M. Sakurai, A. Nakamura, T. Sasaki, Y. Sato, K. Matsunaga, T. Yamamoto, Y. Ikuhara, “Theoretical and experimental Ti-KNEXAFS of various Ti-oxides,"
    Materials Science Forum, vol.475-479, 3119-3122(2005).

  503. H. Nagayama, H. Yoshida, Y. Ikuhara, and T. Sakuma, “Effect of GeO2 and NdO1.5 co-doping on high-temperature ductility in TZP,”
    J. Japan Inst.Met. , 69[12], 1084-1088(2005).

  504. T. Nakagawa, I. Sakaguchi, K. Matsunaga, T. Yamamoto, H. Haneda, and Y. Ikuhara, “Control of point defects and grain boundaries in advanced materials optical properties and diffusion induced by Li doping in ZnO,”
    Nucl. Instrum. Methods Phys. Res. B, 232, 343-347(2005).

  505. T. Nakagawa, I. Sakaguchi, N. Shibata, K. Matsunaga, T. Yamamoto, H. Haneda, and Y. Ikuhara, “Oxygen diffusion blocking of single grain boundary in yttria-doped zirconia bicrystals,”
    J. Mater. Sci., 40[12], 3185-3190(2005).

  506. A. Nakahira, T. Kubo, Y. Yamasaki, T. Suzuki, and Y. Ikuhara, “Synthesis of Pt-entrapped titanate nanotubes,”
    Jpn. J. Appl. Phys., 44[5L], L690-L692(2005).

  507. A. Nakamura, K. P. D. Lagerlof, K. Matsunaga, J. Tohma, T. Yamamoto, and Y. Ikuhara, “Control of dislocation configuration in sapphire,”
    Acta Mater., 53[2], 455-462(2005).

  508. A. Nakamura, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Fabrication of Ti-nanowires in sapphire single crystals,”
    Appl. Surf. Sci., 241[1-2], 38-42(2005).

  509. A. Nakamura, N. Shibata, N. Morishige, K. Matsunaga, Y. Ikuhara, and T. Yamamoto, “Direct evidence of dopant-enhanced grain-boundary sliding in yttria-stabilized zirconia bicrystals,”
    J. Am. Ceram. Soc., 88[4], 938-942(2005).

  510. F. Oba, Y. Sato, T. Yamamoto, H. Ohta, H. Hosono, and Y. Ikuhara, “Effect of boundary plane on the atomic structure of 0001 Sigma 7 tilt grain boundaries in ZnO,”
    J. Mater. Sci., 40[12], 3067-3074(2005).

  511. T. Ohno, S. Ii, N. Shibata, K. Matsunaga, Y. Ikuhara, and T. Yamamoto, “High resolution microscopy study of 001 symmetric tilt boundary with a tilt angle of 66 degrees in rutile-type TiO2 bicrystal,”
    J. Jpn. Inst. Met., 69[11], 1004-1009(2005).

  512. T. Saito, T. Hirayama, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Localized strain and atomic structures of symmetrical tilt grain boundaries in Al2O3 bicrystals,”
    J. Ceram. Soc. Jpn., 113[1321], 605-610(2005).

  513. T. Saito, T. Hirayama, T. Yamamoto, and Y. Ikuhara, “Lattice strain and dislocations in polished surfaces on sapphire,”
    J. Am. Ceram. Soc., 88[8], 2277-2285(2005).

  514. T. Sasaki, T. Mizoguchi, K. Matsunaga, S. Tanaka, T. Yamamoto, M. Kohyama, and Y. Ikuhara, “ELNES analysis of local electronic structures at Cu/Al2O3(0001) interface,”
    J. Jpn. Inst. Met., 69[1], 86-89(2005).

  515. T. Sasaki, T. Mizoguchi, K. Matsunaga, S. Tanaka, T. Yamamoto, M. Kohyama, and Y. Ikuhara, “HRTEM and EELS characterization of atomic and electronic structures in Cu/alpha-Al2O3 interfaces,”
    Appl. Surf. Sci., 241[1-2], 87-90(2005).

  516. T. Sasaki, T. Mizoguchi, K. Matsunaga, S. Tanaka, T. Yamamoto, M. Kohyama, Y. Ikuhara, “Atomic and electronic structures of Cu/sapphire interfaces by HRTEM and EELS analyses,"
    Materials Science Forum, vol. 475-479, 3859-3862(2005).

  517. Y. Sasaki, D. X. Huang, T. Hirayama, and Y. Ikuhara, “Nano-structured defects in an oxide superconductor induced by Au and Fe ion irradiation,”
    J. Ceram. Soc. Jpn., 113[1313], 107-111(2005).

  518. Y. Sato, T. Mizoguchi, F. Oba, Y. Ikuhara, and T. Yamamoto, “Arrangement of multiple structural units in a 0001 Sigma 49 tilt grain boundary in ZnO,”
    Phys. Rev. B, 72[6], 064109(2005).

  519. Y. Sato, T. Mizoguchi, F. Oba, M. Yodogawa, T. Yamamoto, and Y. Ikuhara, “Atomic and electronic structure of 0001 /((1)over-bar(2)over-bar-30) Sigma 7 symmetric tilt grain boundary in ZnO bicrystal with linear current-voltage characteristic,”
    J. Mater. Sci., 40[12], 3059-3066(2005).

  520. Y. Sato, M. Yodogawa, T. Yamamoto, N. Shibata, and Y. Ikuhara, “Dopant-segregation-controlled ZnO single-grain-boundary varistors,”
    Appl. Phys. Lett., 86[15], 152112 (2005).

  521. Y. Sato, F. Oba, M. Yodogawa, T. Yamamoto, Y. Ikuhara, “Current-voltage characteristic and grain boundary structure in undoped and Pr and Co doped ZnO bicrystals",
    Materials Science Forum, vol.475-479, 3867-3870(2005)

  522. N. Shibata, F. Oba, T. Yamamoto, and Y. Ikuhara, “Systematic study of grain boundary atomistic structures and related properties in cubic zirconia bicrystals,”
    Z. Metallkde. , 96[2], 177-185(2005).

  523. T. Wakihara, Y. Sasaki, H. Kato, Y. Ikuhara, and T. Okubo, “Investigation of the surface structure of zeolite A,”
    Phys. Chem. Chem. Phys., 7[19], 3416-3418(2005).

  524. T. Yamamoto, Y. Sato, T. Tanaka, K. Hayashi, Y. Ikuhara, and T. Sakuma, “Electron transport behaviors across single grain boundaries in n-type BaTiO3, SrTiO3 and ZnO,”
    J. Mater. Sci., 40[4], 881-887(2005).

  525. H. Yoshida, Y. Ikuhara, and T. Sakuma, “Dopant effect on high-temperature plastic flow behavior and grain boundary chemistry in oxide ceramics,”
    Z. Metallkde., 96[2], 108-116(2005).

  526. H. Yoshida, A. Kuwabara, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “High temperature plastic flow and grain boundary chemistry in oxide ceramics,”
    J. Mater. Sci., 40[12], 3129-3135(2005).

  527. S. Hanyu, H. Nishimura, K. Matsunaga, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “High temperature deformation Behavior of 0001 symmetrical tilt Sigma 7 and Sigma 21 grain boundaries in alumina bicrystals,”
    Mater. Trans., 45[7], 2122-2127(2004).

  528. K. Hayashi, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Direct characterization of grain-boundary electrical activity in doped (Ba0.6Sr0.4)TiO3 by combined Imaging of electron-beam-induced current and electron-backscattered diffraction,”
    J. Am. Ceram. Soc., 87[6], 1153-1156(2004).

  529. H. Hiramatsu, H. Ohta, T. Suzuki, C. Honjo, Y. Ikuhara, K. Ueda, T. Kamiya, M. Hirano, and H. Hosono, “Mechanism for heteroepitaxial growth of transparent P-type semiconductor: LaCuOS by reactive solid-phase epitaxy,”
    Cryst. Growth. Des., 4[2], 301-307(2004).

  530. S. Ii, C. Iwamoto, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “Identification of crack path of inter- and transgranular fractures in sintered silicon nitride by in situ TEM ,”
    J. Electron Microsc., 53[2], 121-127(2004).

  531. S. Ii, C. Iwamoto, K. Matsunaga, T. Yamamoto, M. Yoshiya, and Y. Ikuhara, “Direct observation of intergranular cracks in sintered silicon nitride,”
    Philos. Mag., 84[25-26], 2767-2775(2004).

  532. C. Iwamoto, K. Matsunaga, T. Yamamoto, and Y. Ikuhara, “In situ HRTEM observations of the formation of reaction phases from liquid Ag-Cu-Ti alloy and SiC, Si and C substrates,”
    Nanotechnol., 15[6], S398-S401(2004).

  533. T. Kato, T. Muroga, Y. Iijima, T. Saitoh, T. Hirayama, I. Hirabayashi, Y. Yamada, T. Izumi, Y. Shiohara, and Y. Ikuhara, “Transmission electron microscopy studies of a CeO2/Gd2Zr2O7 buffer layer on an Ni-based alloy for YBCO coated conductor,”
    Physica C-Supercond., 412, 813-818(2004).

  534. T. Kato, T. Muroga, Y. Iijima, T. Saitoh, Y. Yamada, T. Izumi, Y. Shiohara, T. Hirayama, and Y. Ikuhara, “A new method for preparing plan-view TEM specimen of multilayered films using focused ion beam,”
    J. Electron Microsc., 53[5], 501-504(2004).

  535. A. Kuwabara, M. Nakano, H. Yoshida, Y. Ikuhara, and T. Sakuma, “Superplastic flow stress and electronic structure in yttria-stabilized tetragonal zirconia polycrystals doped with GeO2 and TiO2,”
    Acta Mater., 52[19], 5563-5569(2004).

  536. A. Kuwabara, S. Yokota, Y. Ikuhara, and T. Sakuma, “Grain boundary energy and tensile ductility in superplastic cation-doped TZP, ”
    Mater. Trans., vol. 45, no. 7, pp. 2144-2149, Jul, 2004.

  537. J. S. Matsuda, F. Oba, T. Murata, T. Yamamoto, Y. Ikuhara, M. Mizuno, K. Nomura, T. Izumi, and Y. Shiohara, “Interfacial structures of Y123 and Nd123 films formed on MgO(001) substrates by liquid phase epitaxy,”
    J. Mater. Res., 19[9], 2674-2682(2004).

  538. M. Matsuda, S. Ii, Y. Kawamura, Y. Ikuhara, and M. Nishida, “Interaction between long period stacking order phase and deformation twin in rapidly solidified Mg97Zn1Y2 alloy,”
    Mater. Sci. Eng. A Struct. Mater., 386[1-2], 447-452(2004).

  539. K. Matsunaga, S. Ii, C. Iwamoto, T. Yamamoto, and Y. Ikuhara, “In situ observation of crack propagation in magnesium oxide ceramics,”
    Nanotechnol., 15[6], S376-S381(2004).

  540. K. Matsunaga, T. Mizoguchi, A. Nakamura, T. Yamamoto, and Y. Ikuhara, “Formation of titanium-solute clusters in alumina: A first-principles study,”
    Appl. Phys. Lett., 84[23], 4795-4797(2004).

  541. K. Matsunaga, A. Nakamura, T. Yamamoto, and Y. Ikuhara, “Theoretical study of defect structures in pure and titanium-doped alumina, ”
    Solid State Ionics, 172[1-4], 155-158(2004).

  542. T. Mizoguchi, M. Sakurai, A. Nakamura, K. Matsunaga, I. Tanaka, T. Yamamoto, and Y. Ikuhara, “Valence state of Ti in conductive nanowires in sapphire,”
    Phys. Rev. B, 70[15], 153101(2004).

  543. H. Nagayama, H. Yoshida, Y. Ikuhara, and T. Sakuma, “Effect of GeO2 and NdO1.5 co-doping on high-temperature ductility in TZP, ”
    Mater. Trans., 45[8], 2564-2568(2004).

  544. T. G. Nieh, C. Iwamoto, Y. Ikuhara, K. W. Lee, and Y. W. Chung, “Comparative studies of crystallization of a bulk Zr-Al-Ti-Cu-Ni amorphous alloy,”
    Intermetallics, 12[10-11], 1183-1189(2004).

  545. M. Nishi, T. Tanaka, K. Matsunaga, Y. Ikuhara, and T. Yamamoto, “Non-linear current-voltage property across Sigma 5(210) symmetric tilt boundary in Nb-doped SrTiO3 bicrystal,”
    Mater. Trans., 45[7], 2112-2116(2004).

  546. K. Nomura, H. Ohta, K. Ueda, T. Kamiya, M. Orita, M. Hirano, T. Suzuki, C. Honjyo, Y. Ikuhara, and H. Hosono, “Growth mechanism for single-crystalline thin film of InGaO3(ZnO)(5) by reactive solid-phase epitaxy,”
    J. Appl. Phys., 95[10], 5532-5539(2004).

  547. F. Oba, H. Ohta, Y. Sato, H. Hosono, T. Yamamoto, and Y. Ikuhara, “Atomic structure of 0001 -tilt grain boundaries in ZnO: A high-resolution TEM study of fiber-textured thin films,”
    Phys. Rev. B, 70[12], 125415(2004).

  548. F. Oba, Y. Sugawara, K. Hasegawa, T. Izumi, Y. Shiohara, T. Hirayama, T. Yamamoto, and Y. Ikuhara, “Effectiveness of BaZrO3 buffer layer in SmBa2Cu3Oy epitaxial growth on MgO substrate: A first-principles study,”
    J. Appl. Phys., 95[5], 2309-2318(2004).

  549. T. Ohno, S. Ii, N. Shibata, K. Matsunaga, Y. Ikuhara, and T. Yamamoto, “High resolution Microscopy study for 001 symmetric tilt boundary with a tilt angle of 66 degrees in rutile-type TiO2 bicrystal,”
    Mater. Trans., 45[7], 2117-2121(2004).

  550. K. Otsuka, K. Matsunaga, A. Nakamura, S. Ji, A. Kuwabara, T. Yamamoto, and Y. Ikuhara, “Effects of dislocations on the oxygen ionic conduction in yttria stabilized zirconia,”
    Mater. Trans., 45[7], 2042-2047(2004).

  551. T. Sakuma, Y. Ikuhara, T. Yamamoto, “A modern approach to control grain boundaries in ceramics,”
    Materials Science Forum, 467-470, 557-566(2004).

  552. T. Sasaki, K. Matsunaga, H. Ohta, H. Hosono, T. Yamamoto, and Y. Ikuhara, “Atomic and electronic structures of Ni/YSZ(111) interface,”
    Mater. Trans., 45[7], 2137-2143(2004).

  553. Y. Sato, T. Mizoguchi, F. Oba, M. Yodogawa, T. Yamamoto, and Y. Ikuhara, “Identification of native defects around grain boundary in Pr-doped ZnO bicrystal using electron energy loss spectroscopy and first-principles calculations,”
    Appl. Phys. Lett., 84[26], 5311-5313(2004).

  554. Y. Sato, F. Oba, M. Yodogawa, T. Yamamoto, and Y. Ikuhara, “Grain boundary dependency of nonlinear current-voltage characteristics in Pr and Co doped ZnO bicrystals,”
    J. Appl. Phys., 95[3], 1258-1264(2004).

  555. N. Shibata, F. Oba, T. Yamamoto, and Y. Ikuhara, “Structure, energy and solute segregation behaviour of 110 symmetric tilt grain boundaries in yttria-stabilized cubic zirconia,”
    Philos. Mag., 84[23], 2381-2415(2004).

  556. I. Tanaka, and Y. Ikuhara, “Special issue on grain boundaries, interfaces, defects and localized quantum structures in ceramics,”
    Mater. Trans., 45[7], 1963-1963(2004).

  557. S. Tanaka, R. Yang, M. Kohyama, T. Sasaki, K. Matsunaga, and Y. Ikuhara, “First-principles characterization of atomic structure of Al2O3(0001)/Cu nano-hetero interface,”
    Mater. Trans., 45[7], 1973-1977(2004).

  558. T. Yamamoto, T. Hirayama, K. Fukunaga, and Y. Ikuhara, “Electron holographic studies of irradiation damage in BaTiO3,”
    Nanotechnol., 15[9], 1324-1327(2004).

  559. H. Yoshida, Y. Ikuhara, and T. Sakuma, “High temperature plastic deformation related to grain boundary chemistry in cation-doped alumina,”
    Mater. Sci. Eng. A-Struct., 387, 723-727(2004).

  560. H. Yoshida, Y. Ikuhara, T. Sakuma, M. Sakurai, and E. Matsubara, “X-ray absorption fine-structure study on the fine structure of lutetium segregated at grain boundaries in fine-grained polycrystalline alumina,”
    Philos. Mag., 84[9], 865-876(2004).

  561. H. Yoshida, K. Yokoyama, N. Shibata, Y. Ikuhara, and T. Sakuma, “High-temperature grain boundary and grain boundary energy in cubic sliding behavior zirconia bicrystals,”
    Acta Mater., 52[8], 2349-2357(2004).

  562. T. Akhadejdamrong, T. Aizawa, M. Yoshitake, A. Mitsuo, T. Yamamoto, and Y. Ikuhara, “Self-lubrication mechanism of chlorine implanted TiN coatings,”
    Wear, 254[7-8], 668-679(2003).

  563. A. H. Chokshi, H. Yoshida, Y. Ikuhara, and T. Sakuma, “The influence of trace elements on grain boundary processes in yttria-stabilized tetragonal zirconia,”
    Materi. Lett., 57[26-27], 4196-4201(2003).

  564. K. Hasegawa, J. Shibata, T. Izumi, Y. Shiohara, Y. Sugawara, T. Hirayama, F. Oba, and Y. Ikuhara, “Improvement of superconducting properties of SmBa2C3Oy films on MgO substrate by using BaZrO3 buffer layer,”
    Physica C Supercond , 392, 835-840(2003).

  565. K. Hasegawa, T. Izumi, Y. Shiohara, Y. Sugawara, T. Hirayama, F. Oba, and Y. Ikuhara, “Mechanism for improvement of in-plane alignment of SmBa2Cu3Oy films by BaZrO3 buffer layer on MgO substrate,”
    J. Jpn Inst. Met., 67[6], 295-301(2003).

  566. ZL. Hong, H. Yoshida, T. Sakuma, Y. Ikuhara, T. Nishimura, M. Mitomo, “A new interpretation of stress relaxation behavior in Si3N4 ceramics,”
    Key Engineering Materials, 247, 279-282(2003).

  567. Y. Ikuhara, H. Nishimura, A. Nakamura, K. Matsunaga, and T. Yamamoto, K. P. D. Lagerlof, “Dislocation structures of low-angle and near-Sigma 3 grain boundaries in alumina bicrystals,”
    J. Am. Ceram. Soc., 86[4], 595-602(2003).

  568. Y. Ikuhara, K. Matsunaga, T. Yamamoto, T. Sakuma, “Grain boundary characters and structures in oxide ceramics,”
    Key Engineering Materials, 247, 335-340(2003).

  569. C. Iwamoto, X. Q. Shen, H. Okumura, H. Matsuhata, and Y. Ikuhara, “Termination mechanism of inversion domains by stacking faults in GaN,”
    J. Appl. Phys., 93[6], 3264-3269(2003).

  570. C. Iwamoto, XQ. Shen, H. Okumura, H. Matsuhata, Y. Ikuhara, “One-angstrom-resolution element mapping by phase contrast ARHVEM technique,”
    Microscopy of Semiconducting Materials 2003, Institute of Physics Conference Series, 180, 15-18(2003).

  571. YC. Jung, T. Sasaki, T. Tomimatsu, K. Matsunaga, T. Yamamoto, Y. Kagawa, Y. Ikuhara, “Distribution and structures of nanopores in YSZ-TBC deposited by EB-PVD,”
    Science and Technology of Advanced Materials, 4[6], 571-574(2003).

  572. T. Kato, Y. Iijima, T. Muroga, T. Saitoh, T. Hirayama, I. Hirabayashi, Y. Yamada, T. Izumi, Y. Shiohara, and Y. Ikuhara, “TEM observations of Gd2Zr2O7 films formed by the ion-beam-assisted deposition method on an Ni-based alloy,”
    Physica C-Supercond., 392, 790-795(2003).

  573. T. Q. Li, S. Noda, H. Komiyama, T. Yamamoto, and Y. Ikuhara, “Initial growth stage of nanoscaled TiN films: Formation of continuous amorphous layers and thickness-dependent crystal nucleation,”
    J. Vac. Sci. Technol. A , 21[5], 1717-1723(2003).

  574. K. Matsui, H. Horikoshi, N. Ohmichi, M. Ohgai, H. Yoshida, and Y. Ikuhara, “Cubic-formation and grain-growth mechanisms in tetragonal zirconia polycrystal,”
    J. Am. Ceram. Soc., 86[8], 1401-1408(2003).

  575. K. Matsunaga, H. Nishimura, T. Saito, T. Yamamoto, and Y. Ikuhara, “High-resolution transmission electron microscopy and computational analyses of atomic structures of 0001 symmetric tilt grain boundaries of Al2O3 with equivalent grain-boundary planes,”
    Phil. Mag., 83[36], 4071-4082(2003).

  576. K. Matsunaga, A. Nakamura, T. Yamamoto, and Y. Ikuhara, “First-principles study of defect energetics in titanium-doped alumina,”
    Phys. Rev. B, 68[21], 214102(2003).

  577. K. Matsunaga, H. Nishimura, H. Muto, T. Yamamoto, and Y. Ikuhara, “Direct measurements of grain boundary sliding in yttrium-doped alumina bicrystals,”
    Appl. Phys. Lett., 82[8], 1179-1181(2003).

  578. K. Matsunaga, T. Tanaka, T. Yamamoto, and Y. Ikuhara, “First-principles calculations of intrinsic defects in Al2O3,”
    Phys. Rev. B, 68[8], 085110(2003).

  579. A. Nakamura, K. Matsunaga, J. Tohma, T. Yamamoto, and Y. Ikuhara, “Conducting nanowires in insulating ceramics,”
    Nat. Mater., 2[7], 453-456(2003).

  580. H. Nishimura, K. Matsunaga, T. Saito, H. Muto, T. Yamamoto, and Y. Ikuhara, “Grain boundary structures and high temperature deformations in alumina bicrystals,”
    J. Ceram. Soc. Jpn, 111[1297], 688-691(2003).

  581. H. Nishimura, K. Matsunaga, T. Saito, T. Yamamoto, and Y. Ikuhara, “Atomic structures and energies of Sigma 7 symmetrical tilt grain boundaries in alumina bicrystals,”
    J. Am. Ceram. Soc., 86[4], 574-580(2003).

  582. F. Oba, Y. Sato, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Current-voltage characteristics of cobalt-doped inversion boundaries in zinc oxide bicrystals,”
    J. Am. Ceram. Soc., 86[9], 1616-1618(2003).

  583. H. Ohta, K. Nomura, M. Orita, M. Hirano, K. Ueda, T. Suzuki, Y. Ikuhara, and H. Hosono, “Single-crystalline films of the homologous series InGaO3(ZnO)(m) grown by reactive solid-phase epitaxy,”
    Adv. Funct. Mater., 13[2], 139-144(2003).

  584. K. Otsuka, A. Kuwabara, A. Nakamura, T. Yamamoto, K. Matsunaga, and Y. Ikuhara, “Dislocation-enhanced ionic conductivity of yttria-stabilized zirconia,”
    Appl. Phys. Lett., 82[6], 877-879(2003).

  585. T. Saito, T. Furuta, J. H. Hwang, S. Kuramoto, K. Nishino, N. Suzuki, R. Chen, A. Yamada, K. Ito, Y. Seno, T. Nonaka, H. Ikehata, N. Nagasako, C. Iwamoto, Y. Ikuhara, and T. Sakuma, “Multifunctional alloys obtained via a dislocation-free plastic deformation mechanism,”
    Science, 300[5618], 464-467(2003).

  586. T. Saito, T. Furuta, JH. Hwang, S. Kuramoto, K. Nishino, N. Suzuki, R. Chen, A. Yamada, K. Ito, Y. Seno, T. Nonaka, H. Ikehata, N. Nagasako, C. Iwamoto, Y. Ikuhara, T. Sakuma, “Multi functional titanium alloy "GUM METAL"“,
    Materials Science Forum, 426-4, 681-688(2003).

  587. T. Sasaki, K. Matsunaga, H. Ohta, H. Hosono, T. Yamamoto, Y. Ikuhara, “Atomic and electronic structures of Cu/alpha-Al2O3 interfaces prepared by pulsed-laser deposition,”
    Science and Technology of Advanced Materials, 4[6], 575-584(2003).

  588. Y. Sato, F. Oba, M. Yodogawa, T. Yamamoto, and Y. Ikuhara, “Al-doped ZnO ceramics fabricated by mechanical alloying and high-pressure sintering technique,”
    J. Mater. Sci. Lett., 22[17], 1201-1204(2003).

  589. Y. Sato, T. Tanaka, F. Oba, T. Yamamoto, Y. Ikuhara, T. Sakuma, “Non-linear current-voltage characteristics related to native defects in SrTiO3 and ZnO bicrystals”,
    Science and Technology of Advanced Materials, 4[6], 605-611(2003).

  590. N. Shibata, F. Oba, T. Yamamoto, T. Sakuma, and Y. Ikuhara, “Grain-boundary faceting at a Sigma=3, 110 /{112} grain boundary in a cubic zirconia bicrystal,”
    Phil. Mag., 83[19], 2221-2246(2003).

  591. T. Tanaka, K. Matsunaga, Y. Ikuhara, and T. Yamamoto, “First-principles study on structures and energetics of intrinsic vacancies in SrTiO3,”
    Phys. Rev. B, 68[20], 205213(2003).

  592. H. Yoshida, Y. Ikuhara, T. Sakuma, “Grain boundary electronic structure and high-temperature plastic flow in polycrystalline Al2O3”,
    Key Engineering Materials, 247, 263-266(2003).

  593. H. Yoshida, K. Matsunaga, T. Yamamoto, Y. Ikuhara, T. Sakuma, “Dopant effect on the high-temperature grain boundary sliding in alumina”,
    Materials Science Forum, 447-4, 299-304(2003).

  594. T. Aizawa, T. Akhadejdamrong, C. Iwamoto, Y. Ikuhara, and A. Mitsuo, “Self-lubrication of chlorine-implanted titanium nitride coating,”
    J. Ame. Ceram. Soc., 85[1], 21-24(2002).

  595. T. Akhadejdamrong, A. Mitsuo, C. Iwamoto, T. Yamamoto, Y. Ikuhara, and T. Aizawa, “Formation of protection layer during oxidation of Al-implanted TiN coating,”
    Mat. Trans., 43[6], 1291-1297(2002).

  596. T. Araki, I. Hirabayashi, J. Shibata, and Y. Ikuhara, "High critical current density scheme of YBa2Cu3O7-x films by metalorganic deposition using trifluoroacetates,”
    Supercond. Sci. Technol., 15[6], 913-916(2002).

  597. T. Araki, T. Niwa, Y. Yamada, I. Hirabayashi, J. Shibata, Y. Ikuhara, K. Kato, T. Kato, and T. Hirayama, “Growth model and the effect of CuO nanocrystallites on the properties of chemically derived epitaxial thin films of YBa2Cu3O7-x,”
    J. Appl. Phys., 92[6], 3318-3325(2002).

  598. Z. L. Hong, H. Yoshida, Y. Ikuhara, T. Sakuma, T. Nishimura, and M. Mitomo, “The effect of additives on sintering behavior and strength retention in silicon nitride with RE-disilicate,”
    J. Eur. Ceram. Soc., 22[4], 527-534(2002).

  599. T. Honjo, H. Fuji, Y. Nakamura, T. Izumi, Y. Shiohara, J. Shibata, T. Yamamoto, Y. Ikuhara, R. Teranishi, and M. Yoshimura, “Growth mechanism of Y123 film by MOD-TFA method,”
    J. Jpn Inst. Met., 66[3], 151-154(2002).

  600. Y. Ikuhara, and I. Tanaka, “Special issue on grain boundaries, interfaces, defects and localized quantum structures in ceramics - Preface,”
    Materials Transactions, 43[7], 1425-1425(2002).

  601. Y. Ikuhara, “Towards new transmission electron microscopy in advanced ceramics,”
    J. Ceram. Soc. Jpn, 110[3], 139-145(2002).

  602. Y. H. Ikuhara, X. L. Ma, Y. Iwamoto, Y. Ikuhara, K. Kikuta, and S. Hirano, “Interfaces between solution-derived LiMn2O4 thin films and MgO and Au/MgO substrates,”
    J. Mater. Res., 17[2], 358-366(2002).

  603. C. Iwamoto, X. Q. Shen, H. Okumura, H. Matsuhata, and Y. Ikuhara, “Structure analysis of GaN thin film with inversion domains by high voltage atomic resolution microscopy,”
    Mater. Trans., 43[7], 1542-1546(2002).

  604. A. Kimura, Y. Azuma, T. Suzuki, T. Saito, and Y. Ikuhara, “Microstructure of diamond-like carbon films prepared by cathodic arc deposition,”
    Diam. Relat. Mater. , 11[7], 1436-1440(2002).

  605. A. Kuwabara, J. Katamura, Y. Ikuhara, and T. Sakuma, “Influence of interaction between neighboring oxygen ions on phase stability in cubic zirconia,”
    J. Am. Ceram. Soc., 85[10], 2557-2561(2002).

  606. A. Kuwabara, S. Yokota, Y. Ikuhara, and T. Sakuma, “Local bonding states of titanium and germanium-doped tetragonal zirconia polycrystal and their correlation to high temperature ductility,”
    Mater. Trans., 43[10], 2468-2472(2002).

  607. K. Matsunaga, Y. Iwamoto, and Y. Ikuhara, “Atomic structure and diffusion in amorphous si-b-c-n by molecular dynamics simulation,”
    Mater. Trans., 43[7], 1506-1511(2002).

  608. K. Nakagawa, G. Pezzotti, K. Ota, Y. Ikuhara, H. Yoshida, and T. Sakuma, “Internal friction behavior of alumina polycrystals with engineered grain boundaries,”
    Mater. Trans., 43[7], 1557-1560(2002).

  609. A. Nakamura, T. Yamamoto, and Y. Ikuhara, “Direct observation of basal dislocation in sapphire by HRTEM,”
    Acta Mater., 50[1], 101-108(2002).

  610. A. Nakamura, T. Yamamoto, Y. Ikuhara, “High Temperature Deformation and Dislocation Structure of α-Al2O3 Single Crystals,”
    Journal of the Society of Materials Science, Japan, 51[6], 617-621(2002).

  611. H. Nishimura, Y. Ikuhara, K. Ota, and G. Pezzotti, “Internal friction analysis of CaO-doped silicon carbides,”
    Mater. Trans., 43[7], 1552-1556(2002).

  612. F. Oba, T. Yamamoto, Y. Ikuhara, I. Tanaka, and H. Adachi, “First-principles calculations of Co impurities and native defects in ZnO,”
    Mater. Trans., 43[7], 1439-1443(2002).

  613. T. Saito, H. Kwamoto, T. Yamamoto, Y. Ikuhara, “Lattice Defect in Polished Sapphire and Precise Measurement of Local Strain,”
    Journal of the Society of Materials Science, Japan, 51[6 ], 604-609(2002).

  614. K. Sasaki, M. Nakano, Y. Ikuhara, and T. Sakuma, “Pre-holed tensile specimens for superplastic Y-TZP ceramics,”
    J. Mater. Sci., 37[15], 3307-3313(2002).

  615. Y. Sato, F. Oba, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Current-voltage characteristics across [0001] twist boundaries in zinc oxide bicrystals,”
    J. Am. Ceram. Soc., 85[8], 2142-2144(2002).

  616. J. Shibata, T. Honjo, H. Fuji, T. Araki, I. Hirabayashi, T. Hirayama, T. Izumi, Y. Shiohara, T. Yamamoto, and Y. Ikuhara, “Crystallization mechanism of Nd1+x,Ba2-xCU3O7-y and YB2CU3O7-y films deposited by metalorganic deposition method using trifluoroacetates,”
    J. Mater. Res., 17[6], 1266-1275(2002).

  617. J. Shibata, T. Honjo, H. Fuji, R. Teranishi, T. Izumi, Y. Shiohara, T. Yamamoto, and Y. Ikuhara, “Transmission electron microscopic studies on the growth mechanism of YBa2Cu3O7-y and Nd1+xBa2-xCu3O7-y films formed by metalorganic deposition method using trifluoroacetates,”
    Physica C-Supercond., 378, 1039-1044(2002).

  618. J. Shibata, H. Yamamoto, S. A. Kulinich, T. Yamamoto, K. Terashima, T. Yoshida, and Y. Ikuhara, “Transmission electron microscopic studies of LiNb0.5Ta0.5O3 films deposited on sapphire substrates by thermal plasma spray CVD (microstructure of LiNb0.5Ta0.5O3 films deposited by thermal plasma spray CVD),”
    Mater. Trans., 43[7], 1517-1524(2002).

  619. N. Shibata, N. Morishige, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Stacking-fault formation in 001 small-angle symmetric tilt grain boundaries in cubic zirconia bicrystals,”
    Phil. Mag. Lett., 82[4], 175-181(2002).

  620. N. Shibata, F. Oba, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Atomic structure and solute segregation of a Sigma=3, 110 /{111} grain boundary in an yttria-stabilized cubic zirconia bicrystal,”
    Phil. Mag. Lett., 82[7], 393-400(2002).

  621. R. Teranishi, H. Fuji, T. Honjo, Y. Nakamura, T. Izumi, Y. Shiohara, J. Shibata, T. Yamamoto, Y. Ikuhara, and M. Yoshimura, “Growth mechanism of Y123 film by MOD-TFA process,”
    Physica C-Supercond., 378, 1033-1038(2002).

  622. Y. Tsuru, Y. Yashima, A. Sawata, Y. Murakami, and Y. Ikuhara, “Influence of SiO2 and Fe2O3 on properties and microstructure of beta ''-alumina,”
    J. Ceram. Soc. Jpn, 110[2], 102-107(2002).

  623. T. Watanabe, H. Yoshida, Y. Ikuhara, T. Sakuma, H. Muto, and M. Sakai, “Grain boundary sliding and atomic structures in alumina bicrystals with 0001 symmetric tilt grain boundaries,”
    Mater. Trans., 43[7], 1561-1565(2002).

  624. T. Yamamoto, F. Oba, Y. Ikuhara, and T. Sakuma, “Current-voltage characteristics across small angle symmetric tilt boundaries in Nb-doped SrTiO3 bicrystals,”
    Mater. Trans., 43[7], 1537-1541(2002).

  625. H. Yoshida, Y. Takigawa, Y. Ikuhara, and T. Sakuma, “Effect of chemical bonding state on high-temperature plastic flow behavior in fine-grained, polycrystalline cation-doped Al2O3,”
    Mater. Trans., 43[7], 1566-1572(2002).

  626. H. Yoshida, Y. Ikuhara, and T. Sakuma, “Grain boundary electronic structure related to the hightemperature creep resistance in polycrystalline Al2O3,”
    Acta Mater., 50[11], 2955-2966(2002).

  627. H. Yoshida, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “A change in the chemical bonding strength and high-temperature creep resistance in Al2O3 with lanthanoid oxide doping,”
    Phil. Mag. A, 82[3], 511-525(2002).

  628. G. D. Zhan, Y. Ikuhara, M. Mitomo, R. J. Xie, T. Sakuma, and A. K. Mukherjee, “Microstructural analysis of liquid-phase-sintered beta-silicon carbide,”
    J. Am. Ceram. Soc., 85[2], 430-436(2002).

  629. Y. Ikuhara, H. Yoshida, T. Sakuma, “Impurity effects on grain boundary strength in structural ceramics,”
    Materials Science and Engineering: A, 319–321, 24-30(2001).

  630. Y. Ikuhara, “Grain boundary and interface structures in ceramics,”
    J. Ceram. Soc. Jpn, 109[1271], S110-S120(2001).

  631. Y. Ikuhara, H. Yoshida, and T. Sakuma, “Impurity effects on grain boundary strength in structural ceramics,”
    Mater. Sci. Eng. A Struct. Mater. , 319, 24-30(2001).

  632. C. Iwamoto, X. Q. Shen, H. Okumura, H. Matuhata, and Y. Ikuhara, “Nanometric inversion domains in conventional molecular-beam-epitaxy GaN thin films observed by atomic-resolution high-voltage electron microscopy,”
    Appl. Phys. Lett., 79[24], 3941-3943(2001).

  633. A. Kuwabara, S. Yokota, Y. Ikuhara, T. Sakuma, “Effect of chemical bonding states on the tensile ductility in glass-doped TZP,”
    Materials Science Forum. 357-359, 399-404(2001).

  634. A. Kuwabara, Y. Ikuhara, T. Sakuma, “Analysis of Phase Stability in Cubic Zirconia Solid Solutions by First Principle Molecular Orbital Method,”
    Journal of the Society of Materials Science, Japan, 50[6], 619-624(2001).

  635. X. L. Ma, K. Yamagiwa, and Y. Ikuhara, “YBa2Cu3O7-y and YbBa2Cu3O7-y superconducting films prepared by chemical solution deposition on SrTiO3(001) substrate,”
    Chem. Phys. Lett., 347[4-6], 285-290(2001).

  636. J. Mimurada, M. Nakano, K. Sasaki, Y. Ikuhara, and T. Sakuma, “Effect of cation doping on the superplastic flow in yttria-stabilized tetragonal zirconia polycrystals,”
    J. Am. Ceram. Soc., 84[8], 1817-1821(2001).

  637. M. Nakano, J. Mimurada, K. Sasaki, Y. Ikuhara, T. Sakuma, “Superplastic flow stress in cation-doped YSZ,”
    Materials Science Forum, 357-3, 141-146(2001).

  638. K. Sasaki, M. Nakano, J. Mimurada, Y. Ikuhara, and T. Sakuma, “Strain hardening in superplastic codoped yttria-stabilized tetragonal-zirconia polycrystals,”
    J. Am. Ceram. Soc., 84[12], 2981-2986(2001).

  639. K. Sasaki, M. Nakano, J. Mimurada, Y. Ikuhara, T. Sakuma, “Superplastic characteristics in germania based codoped Y-TZP,”
    Materials Science Forum, 357-3, 129-134(2001).

  640. J. Shibata, A. Oka, T. Izumi, Y. Shiohara, T. Hirayama, and Y. Ikuhara, “Influence of antiphase boundaries on critical current densities in YBa2Cu3O7-y single crystals,”
    J. Mater. Res., 16[7], 1935-1941(2001).

  641. N. Shibata, J. Katamura, A. Kuwabara, Y. Ikuhara, and T. Sakuma, “The instability and resulting phase transition of cubic zirconia,”
    Mater. Sci. Eng. A Struct. Mater., 312[1-2], 90-98(2001).

  642. N. Shibata, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Structure of [110] tilt grain boundaries in zirconia bicrystals,”
    J. Electron Microsc., 50[6], 429-433(2001).

  643. N. Shirahata, K. Kijima, X. L. Ma, and Y. Ikuhara, “Thermal change of unstable stacking faults in beta-SiC,”
    Jpn. J. Appl. Phys. Part 1, 40[6A], 3969-3974(2001).

  644. N. Shirahata, K. Kijima, X. L. Ma, and Y. Ikuhara, “A new type of stacking fault in beta-SiC,”
    Jpn. J. Appl. Phys. Part 1, 40[2A], 505-508(2001).

  645. D. V. Shtansky, K. Kaneko, Y. Ikuhara, and E. A. Levashov, “Characterization of nanostructured multiphase Ti-Al-B-N thin films with extremely small grain size,”
    Surf. Coat. Technol., 148[2-3], 206-215(2001).

  646. D. V. Shtansky, S. A. Kulinich, K. Terashima, T. Yoshida, and Y. Ikuhara, “Crystallography and structural evolution of LiNbO3 and LiNb1-xTaxO3 films on sapphire prepared by high-rate thermal plasma spray chemical vapor deposition,”
    J. Mater. Res., 16[8], 2271-2279(2001).

  647. T. Yamamoto, Y. Ikuhara, T. Watanabe, T. Sakuma, Y. Taniuchi, K. Okada, and T. Tanase, “High resolution microscopy study in Cr3C2-doped WC-Co,”
    J. Mater. Sci., 36[16], 3885-3890(2001).

  648. T. Yamamoto, and Y. Ikuhara, “Electron transport behaviours in Nb-doped SrTiO3 bicrystals,”
    J. Electron Microsc., 50[6], 485-488(2001).

  649. T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Current-voltage characteristics across 45 degrees symmetric tilt boundary in highly donor-doped SrTiO3 bicrystal,”
    J. Mater. Sci. Lett., 20[19], 1827-1829(2001).

  650. T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Current-voltage characteristics across 45 degrees symmetric tilt boundary in highly donor-doped SrTiO3 bicrystal,”
    Journal of Materials Science Letters, 20[19], 1827-1829(2001).

  651. H. Yoshida, Y. Ikuhara, and T. Sakuma, “Vacancy effect of dopant cation on the high-temperature creep resistance in polycrystalline Al2O3,"
    Mater Sci Eng A Struct Mater, 319, 843-848(2001).

  652. H. Yoshida, Y. Ikuhara, and T. Sakuma, “Grain boundary analysis of Lu-doped Al2O3 by EDS and EELS,”
    J. Jpn Inst. Met., 65[5], 356-360(2001).

  653. H. Yoshida, Y. Ikuhara, and T. Sakuma, “Transient creep in fine-grained polycrystalline Al2O3 with Lu3+ ion segregation at the grain boundaries,”
    J. Mater. Res., 16[3], 716-720(2001).

  654. M. Yoshizumi, Y. Nakamura, T. Izumi, Y. Shiohara, Y. Ikuhara, and T. Sakuma, “Phase separation of Nd1+xBa2-xCu3O6+delta during annealing processing,”
    Physica C, 357, 354-358(2001).

  655. M. Yoshizumi, Y. Nakamura, T. Izumi, Y. Shiohara, Y. Ikuhara, and T. Sakuma, “Solid state phase transformation of Nd1+xBa2-xCu3O6+delta during annealing processing,”
    J. Jpn Inst. Met., 65[3], 139-142(2001).

  656. K. Hayashi, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Formation of potential barrier related to grain-boundary character in semiconducting barium titanate,”
    J. Am. Ceram. Soc., 83[11], 2684-2688(2000).

  657. K. Hayashi, T. Yamamoto, Y. Ikuhara, T. Sakuma, “Misorientation dependence of grain boundary resistivity in Nb-doped barium titanate,”
    Ceramic Tansactions, 181-1, 51-54(2000).

  658. D. X. Huang, Y. Sasaki, and Y. Ikuhara, “Stair-step columnar defects in ion-irradiated Bi2Sr2CaCu2Ox crystals,”
    Physica C, 339[4], 281-286(2000).

  659. D. X. Huang, Y. Sasaki, I. Hirabayashi, and Y. Ikuhara, “Long columnar defects with constant column size in 180-MeV Fe-irradiated Bi2Sr2CaCu2Ox crystals,”
    Phys. Rev. B, 61[22], 15442-15449(2000).

  660. J. Mimurada, K. Sasaki, Y. Ikuhara, T. Sakuma, “Grain boundary analysis and superplastic characteristics in GeO2-doped TZP,”
    Key Engineering Materials, 171-1, 383-388(2000).

  661. M. Nakano, K. Shimura, J. Mimurada, K. Sasaki, Y. Ikuhara, T. Sakuma, “Superplasticity in GeO2-Nd2O3 doped Y-TZP,”
    Key Engineering Materials, 171-1, 343-348(2000).

  662. A. Oka, S. Koyama, T. Izumi, Y. Shiohara, X. L. Ma, T. Yamamoto, Y. Ikuhara, T. Sakuma, Y. Sugawara, and T. Hirayama, “Critical current density-magnetic field curve for untwinned orthorhombic Nd1+xBa2-xCu3O7 +/-delta single crystal and its microstructure,”
    Jpn. J. Appl. Phys. Part 1, 39[12A], 6515-6522(2000).

  663. K. Sasaki, K. Shimura, J. Mimurada, Y. Ikuhara, T. Sakuma, “The effect of alumina doping on the superplastic characteristics of 3 Y-TZP,"
    Key Engineering Materials, 171-1, 377-382(2000).

  664. A. Sawabe, H. Fukuda, T. Suzuki, and Y. Ikuhara, “Interface between CVD diamond and iridium films,”
    Surf. Sci., 467[1-3], L845-L849(2000).

  665. J. Shibata, K. Yamagiwa, I. Hirabayashi, T. Hirayama, and Y. Ikuhara, “Transmission electron microscopic studies of YbBa2Cu3O7-delta superconducting final films formed on LaAlO3(001) substrates by the dipping-pyrolysis process,”
    Jpn. J. Appl. Phys. Part 1, 39[6A], 3361-3365(2000).

  666. D. V. Shtansky, Y. Yamada-Takamura, T. Yoshida, and Y. Ikuhara, "Mechanism of nucleation and growth of cubic boron nitride thin films,"
    Science and Technology of Advanced Materials, 1[4] 219-25 (2000).

  667. D. V. Shtansky, O. Tsuda, Y. Ikuhara, and T. Yoshida, “Crystallography and structural evolution of cubic boron nitride films during bias sputter deposition,”
    Acta Mater., 48[14], 3745-3759(2000).

  668. Y. Sugawara, N. Shibata, S. Hara, and Y. Ikuhara, “Interface structure of face-centered-cubic-Ti thin film grown on 6H-SiC substrate,
    J. Mater. Res., 15[10], 2121-2124(2000).

  669. T. Yamamoto, K. Hayashi, Y. Ikuhara, and T. Sakuma, “Current-voltage characteristics of Sigma 1 boundaries with and without cobalt ions in niobium-doped SrTiO3 bicrystals,”
    J. Am. Ceram. Soc., 83[6], 1527-1529(2000).

  670. T. Yamamoto, K. Hayashi, Y. Ikuhara, T. Sakuma, “Grain boundary structure and electrical properties in Nb-doped SrTiO3 bicrystals,”
    Key Engineering Materials, 181-1, 225-228(2000).

  671. T. Yamamoto, Y. Ikuhara, and T. Sakuma, "High resolution transmission electron microscopy study in VC-doped WC-Co compound,"
    Science and Technology of Advanced Materials, 1[2] 97-104 (2000).

  672. H. Yoshida, Y. Ikuhara, T. Sakuma, “A critical factor to determine the high-temperature creep resistance in cation-doped polycrystalline Al(2)O(3),”
    Key Engineering Materials, 171-1, 809-816(2000).

  673. H. Yoshida, K. Shimura, S. Suginohara, Y. Ikuhara, T. Sakuma, N. Nakagawa, Y. Waku, “High-temperature deformation in unidirectionally solidified eutectic Al2O3-YAG single crystal,”
    Key Engineering Materials, 171-1, 855-861(2000).

  674. G. D. Zhan, M. Mitomo, Y. Ikuhara, and T. Sakuma, “Effects of microstructure on superplastic behavior and deformation mechanisms in beta-silicon nitride ceramics,”
    J. Am. Ceram. Soc., 83[12], 3179-3184(2000).

  675. G. D. Zhan, M. Mitomo, Y. Ikuhara, and T. Sakuma, “High-resolution electron microscopy observation of grain-boundary films in superplastically deformed silicon nitride,”
    J. Mater. Res., 15[7], 1551-1555(2000).

  676. G. D. Zhan, M. Mitomo, T. Nishimura, R. J. Xie, T. Sakuma, and Y. Ikuhara, “Superplastic behavior of fine-grained beta-silicon nitride material under compression,”
    J. Am. Ceram. Soc., 83[4], 841-847(2000).

  677. A. Foucault, Y. Takigawa, Y. Ikuhara, T. Sakuma, “Superplasticity in multi-phase alumina-based composites,”
    Materials Science Forum, 304-3, 537-542(1999).

  678. K. Hayashi, T. Yamamoto, Y. Ikuhara, and T. Sakuma, “Grain boundary electrical barriers in positive temperature coefficient thermistors,”
    J. Appl. Phys., 86[5], 2909-2913(1999).

  679. K. Hayashi, T. Yamamoto, Y. Ikuhara, T. Sakuma, “Grain boundary character dependence of potential barrier in barium titanate,”
    Materials Science Forum, 294-2, 711-714(1999).

  680. N. Hirosaki, T. Saito, F. Munakata, Y. Akimune, and Y. Ikuhara, “Transmission electron microscopy observation of second-phase particles in beta-Si3N4 grains,”
    J. Mater. Res., 14[7], 2959-2965(1999).

  681. D. X. Huang, Y. Sasaki, and Y. Ikuhara, “Influence of ion velocity on damage efficiency in the single ion-style="text-decoration: underline; color: rgb(15, 125, 3);" target irradiation system: Au-Bi2Sr2CaCu2Ox,”
    Phys. Rev. B, 59[5], 3862-3869(1999).

  682. Y. Ikuhara, Y. Nagai, T. Yamamoto, and T. Sakuma, “High-temperature behavior of SiO2 at grain boundaries in TZP,”
    Interface Sci., 7[2], 77-84(1999).

  683. Y. Ikuhara, T. Watanabe, T. Saito, H. Yoshida, T. Sakuma, “Atomic structure and chemical bonding state of sapphire bicrystal,”
    Materials Science Forum, 294-2, 273-276(1999).

  684. Y. Ikuhara, T. Sakuma, “Atomic interface structure of superplastic ceramics,”
    Key Engineering Materials, 161-163, 549-554(1999).

  685. Y. Ikuhara, Y. Nagai, T. Yamamoto, T. Sakuma, “TEM in-situ observation of SiO2 doped TZP at high temperatures,”
    Materials Science Forum, 304-3, 525-530(1999).

  686. X. L. Ma, Y. Sugawara, N. Shibata, and Y. Ikuhara, “Interface structure of AlN/TiN/MgO(001) prepared by molecular beam epitaxy,”
    J. Mater. Res, 14[12], 4685-4689(1999).

  687. X. L. Ma, J. Shibata, T. Hirayama, K. Yamagiwa, I. Hirabayashi, and Y. Ikuhara, “Characterization of YbBa2Cu3O7-y superconducting thin films prepared by chemical solution deposition on SrTiO3(001) and LaAlO3(001) substrates,”
    Physica Status Solidi a-Applied Research, 173[2], 441-450(1999).

  688. X. L. Ma, N. Shibata, and Y. Ikuhara, “Interface characterization of AlN/TiN/MgO(001) prepared by molecular beam epitaxy,”
    J. Mater. Res., 14[4], 1597-1603(1999).

  689. X. L. Ma, K. Yamagiwa, J. Shibata, T. Hirayama, I. Hirabayashi, and Y. Ikuhara, "Characterization of the YbBa2Cu3O7-y and YBa2Cu3O7-y thin superconducting films prepared by chemical solution deposition on MgO(001) substrate,”
    J. Electron Microsc., 48[6], 785-789(1999).

  690. J. Mimurada, K. Sasaki, Y. Ikuhara, and T. Sakuma, “Superplastic behavior in GeO2 doped Y-TZP,”
    Mater. Trans.,  40[8], 836-841(1999).

  691. J. Mimurada, T. Kondo, Y. Takigawa, Y. Ikuhara, T. Sakuma, “Superplasticity in GeO2-doped TZP,”
    Materials Science Forum, 304-3, 543-548(1999).

  692. K. Sasaki, Y. Ikuhara, T. Sakuma, “Superplasticity in zirconia and yttria stabilized zirconia mixed powders,”
    Materials Science Forum, 304-3, 531-536(1999).

  693. J. Shibata, K. Yamagiwa, I. Hirabayashi, X. L. Ma, J. Yuan, T. Hirayama, and Y. Ikuhara, “Effects of the initial heat-treatment conditions on microstructures of YbBa2Cu3O7-delta superconducting final films deposited on SrTiO3(001) substrates by the dipping-pyrolysis process,
    Jpn. J. Appl. Phys. Part 1, 38[9A], 5050-5053(1999).

  694. H. Suzuki, K. Yonemitsu, T. Saito, and Y. Ikuhara, “Microstructure and composition of Au/Si3N4 model interface,”
    J. Ceram. Soc. Jpn., 107[12], 1193-1195(1999).

  695. Y. Takigawa, Y. Ikuhara, and T. Sakuma, “Grain boundary bonding state and fracture energy in small amount of oxide-doped fine-grained Al2O3,”
    J. Mater. Sci., 34[9], 1991-1997(1999).

  696. T. Watanabe, H. Yoshida, T. Saito, T. Yamamoto, Y. Ikuhara, T. Sakuma, “Grain boundary energy and atomic structure in alumina bicrystals,”
    Materials Science Forum, 304-3, 601-606(1999).

  697. T. Yamamoto, A. Jaroenworaluck, Y. Ikuhara, and T. Sakuma, “Nanoprobe analysis of core-rim structure of carbides in TiC-20 wt% Mo2C-20 wt% Ni cermet,”
    J. Mater. Res., 14[11], 4129-4131(1999).

  698. T. Yamamoto, K. Hayashi, Y. Ikuhara, and T. Sakuma, “Chemical bonding state at grain boundaries in BaTiO3 doped with a small amount of cation,”
    Phil. Mag. Lett., 79[6], 327-331(1999).

  699. T. Yamamoto, Y. Ikuhara, K. Hayashi, T. Sakuma, “Grain boundary structure in BaTiO3 with a small excess of Ti-site dopant,”
    Materials Science Forum, 294-2, 247-250(1999).

  700. Y. Yasutomi, Y. Sakaida, N. Hirosaki, Y. Ikuhara, “Study of crystallographic orientation of in situ beta-Si3N4 composite by electron back scattered diffraction (EBSD) method,”
    Key Engineering Materials, 161-163, 31-34(1999).

  701. M. Yodogawa, Y. Ikuhara, F. Oba, I. Tanaka, “The role of Co ions on the appearance of non-linear I-V characteristics of ZnO-based ceramics,”
    Key Engineering Materials, 157-1, 249-255(1999).

  702. H. Yoshida, Y. Ikuhara, and T. Sakuma, “High-temperature creep resistance in lanthanoid ion-doped polycrystalline Al2O3,”
    Phil. Mag. Lett., 79[5], 249-256(1999).

  703. H. Yoshida, Y. Ikuhara, and T. Sakuma, “Improvement of creep resistance in polycrystalline Al2O3 by Lu-doping,”
    Int. J. Inorg. Mater., 1[3-4], 229-234(1999).

  704. J. Yuan, T. Hirayama, Y. Ikuhara, and T. Sakuma, “Electron energy loss spectroscopy study of cerium stabilised zirconia: an application of valence determination in rare earth systems,”
    Micron, 30[2], 141-145(1999).

  705. J. A. Hines, Y. Ikuhara, A. H. Chokshi, and T. Sakuma, “The influence of trace impurities on the mechanical characteristics of a superplastic 2 mol% yttria stabilized zirconia,”
    Acta Mater., 46[15], 5557-5568(1998).

  706. D. X. Huang, Y. Ikuhara, M. Narisawa, and K. Okamura, “Characterization of beta-silicon carbide powders synthesized by the carbothermal reduction of silicon carbide precursors,”
    J. Ame. Ceram. Soc., 81[12], 3173-3176(1998).

  707. D. X. Huang, Y. Sasaki, S. Okayasu, T. Aruga, K. Hojou, and Y. Ikuhara, “Damage morphology along ion traces in Au-irradiated Bi2Sr2CaCu2Ox,”
    Phys. Rev. B, 57[21], 13907-13914(1998).

  708. Y. Ikuhara, and P. Pirouz, “High resolution transmission electron microscopy studies of metal/ceramics interfaces,”
    Microsc. Res. Tech., 40[3], 206-241(1998).

  709. A. Jaroenworaluck, T. Yamamoto, Y. Ikuhara, T. Sakuma, T. Taniuchi, K. Okada, and T. Tanase, “Segregation of vanadium at the WC/Co interface in VC-doped WC-Co,”
    J. Mater. Res., 13[9], 2450-2452(1998).

  710. Y. Kamagai, Y. Yoshida, M. Iwata, M. Hasegawa, Y. Sugawara, T. Hirayama, Y. Ikuhara, I. Hirabayashi, and Y. Takai, “Fabrication and characterization of Nd1+xBa2-xCu3O7-gamma thin films deposited by metal-organic chemical vapor deposition using liquid state sources,”
    Physica C, 304[1-2], 35-42(1998).

  711. J. Katamura, N. Shibata, Y. Ikuhara, and T. Sakuma, “Transmission electron microscopy-energy-dispersive X-ray spectroscopy analysis of the modulated structure in ZrO2-6 mol% Y2O3 alloy,”
    Philos. Mag. Lett., 78[1], 45-49(1998).

  712. N. Kataoka, K. Hayashi, T. Yamamoto, Y. Sugawara, Y. Ikuhara, and T. Sakuma, “Direct observation of the double Schottky barrier in niobium-doped barium titanate by the charge-collection current method,”
    J. Am. Ceram. Soc., 81[7], 1961-1963(1998).

  713. T. Kondo, Y. Takigawa, Y. Ikuhara, and T. Sakuma, “Critical assessments of tensile ductility in superplastic TZP and TiO2-doped TZP,”
    Mat. Trans.,  39[11], 1108-1114(1998).

  714. M. Kusunoki, M. Rokkaku, Y. Ikuhara, and H. Yanagida, “TEM study on stability of Mg-doped gamma-alumina fine particles,”
    Mat. Trans., 39[1], 110-113(1998).

  715. X. L. Ma, T. Hirayama, K. Yamagiwa, I. Hirabayashi, and Y. Ikuhara, “Microstructure characterization of YBa2Cu3O7-y thin film derived from the metal (Y, Ba, and Cu) naphthenates gels coated on the SrTiO3 (100) substrate,”
    Physica C, 306[3-4], 245-252(1998).

  716. H. Ogawa, A. Yasuda, N. Shibata, Y. Ikuhara, and T. Sakuma, “Segregation of yttrium ions to domain boundaries of tetragonal zirconia,”
    Philos. Mag. Lett., 77[4], 199-203(1998).

  717. S. Okubo, N. Shibata, T. Saito, and Y. Ikuhara, “Formation of cubic-AlN layer on MgO(100) substrate,”
    J. Cryst. Growth, 189, 452-456(1998).

  718. M. Okui, T. Saitou, Y. Ishikawa, N. Shibata, and Y. Ikuhara, “High resolution TEM observation of Si nanoparticle interfaces fabricated by SIMOX,”
    J. Ceram. Soc. Jpn., 106[12], 1255-1258(1998).

  719. P. Pirouz, F. Ernst, and Y. Ikuhara, “On epitaxy and orientation relationships in bicrystals,”
    Solid State Phenom., 60, 51-62(1998).

  720. Y. Sakaida, K. Tanaka, Y. Ikuhara, and K. Suzuki, “X-ray study of residual stress distribution of ground ceramics,”
    JSME Int J., Ser. A, 41[3], 422-429(1998).

  721. T. Suzuki, D. Huang, and Y. Ikuhara, “Microstructures and grain boundaries of(Ti,Al)N films,”
    Surf. Coat. Technol., 107[1], 41-47(1998).

  722. M. Tagami, M. Nakamura, Y. Sugawara, Y. Ikuhara, and Y. Shiohara, “Interface structures of heteroepitaxially grown Pr123/Y123 and Pr123/Nd123 crystals by liquid phase epitaxy,”
    Physica C, 298[3-4], 185-194(1998).

  723. P. Thavorniti, Y. Ikuhara, and T. Sakuma, “Microstructural characterization of superplastic SiO2-doped TZP with a small amount of oxide addition,”
    J. Am. Ceram. Soc., 81[11], 2927-2932(1998).

  724. T. Watanabe, Y. Ikuhara, and T. Sakuma, “Evaluation of atomic grain boundary structure in alumina by molecular orbital method,”
    J. Ceram. Soc. Jpn., 106[9], 888-892(1998).

  725. T. Yamamoto, Y. Ikuhara, K. Hayashi, and T. Sakuma, “Grain boundary structure in TiO2 excess barium titanate,”
    J. Mater. Res., 13[12], 3449-3452(1998).

  726. Y. Yasutomi, Y. Sakaida, N. Hirosaki, and Y. Ikuhara, “Analysis of crystallographic orientation of elongated beta-Si3N4 particles in in situ Si3N4 composite by electron back scattered diffraction method,”
    J. Ceram. Soc. Jpn., 106[10], 980-983(1998).

  727. H. Yoshida, Y. Ikuhara, and T. Sakuma, “High-temperature creep resistance in rare-earth-doped, fine-grained Al2O3,”
    J. Mater. Res., 13[9], 2597-2601(1998).

  728. J. Zhao, Y. Ikuhara, and T. Sakuma, “Grain growth of silica-added zirconia annealed in the cubic/tetragonal two-phase region,”
    J. Am. Ceram. Soc., 81[8], 2087-2092(1998).

  729. T. Fukui, T. Oobuchi, Y. Ikuhara, S. Ohara, K. Kodera, “Synthesis of (La,Sr)MnO3-YSZ composite particles by spray pyrolysis”,
    Journal of The American Ceramic Society, 80[1], 261-263 (1997).

  730. J. Gaze, T. Obata, N. Oyanagi, H. Izawa, W. L. Zhou, M. Kusunoki, and Y. Ikuhara, “The synthesis of diamond particles by a filament assisted CO2 laser induced CVD,”
    Nucl. Instrum. Methods. Phys. Res. B, 121[1-4], 427-431(1997).

  731. T. Hirayama, Y. Ikuhara, M. Nakamura, Y. Yamada, and Y. Shiohara, “Periodic fluctuation of Ba/Nd ratio in single crystals of high-J(c) NdBa2Cu3O7-delta superconductor,”
    J. Mater. Res., 12[2], 293-295(1997).

  732. Y. Ikuhara, P. Thavorniti, and T. Sakuma, “Solute segregation at grain boundaries in superplastic SiO2-doped TZP,”
    Acta Mater., 45[12], 5275-5284(1997).

  733. Y. Ikuhara, Y. Sugawara, I. Tanaka, and P. Pirouz, “Atomic and electronic structure of V/MgO interface,”
    Interface Sci., 5[1], 5-16(1997).

  734. Y. Ikuhara, I. Tanaka, P. Thavorniti, and T. Sakuma, “Grain boundary structure and chemical bonding state of superplastic SiO2-doped TZP,”
    J. Electron Microsc., 46[6], 467-472(1997).

  735. Y. Ikuhara, P. Thavorniti, T. Sakuma, “Grain boundary characterization of superplastic ceramics by HREM and AEM,”
    Materials Science Forum, 243-2, 345-350(1997).

  736. T. Kitamura, S. Taniguchi, I. Hirabayashi, S. Tanaka, Y. Sugawara, and Y. Ikuhara, “Introduction of pinning centers in superconducting YBCO thick film prepared by liquid phase epitaxy,”
    Ieee Trans. Appl. Supercond., 7[2], 1392-1395(1997).

  737. M. Kusunoki, Y. Ikuhara, Y. Shibata, and J. Kon, “Direct observation by TEM on the generation process of carbon clusters at 800 degrees C,”
    Fullerene Sci. Techn., 5[7], 1397-1405(1997).

  738. T. Nishimura, M. Mitomo, A. Ishida, H. Yoshida, Y. Ikuhara, and T. Sakuma, “Effect of Al2O3 on high temperature mechanical properties of silicon nitride with Yb4Si2O7N2,”
    J. Ceram. Soc. Jpn, 105[9], 801-804(1997).

  739. T. Sakuma, Y. Ikuhara, Y. Takigawa, and P. Thavorniti, “Importance of grain boundary chemistry on the high-temperature plastic flow in oxide ceramics,”
    Mater Sci Eng A Struct Mater, 234, 226-229(1997).

  740. Y. Shiohara, M. Nakamura, T. Hirayama, and Y. Ikuhara, “Single crystal growth of Nd123 superconductive oxides: New process to control critical currents,”
    J. Korean Phys. Soc., 31[1], 56-59(1997).

  741. Y. Sugawara, Y. Ikuhara, T. Kitamura, and I. Hirabayashi, “Lattice mismatch effects on the hetero interface structure of YBCO films grown by liquid phase epitaxy,”
    J. Jpn Inst. Met., 61[9], 942-950(1997).

  742. Y. Takigawa, Y. Ikuhara, T. Sakuma, “TEM characterization of grain boundaries in superplastic Al2O3-base ceramics,”
    Materials Science Forum, 243-2, 425-430(1997).

  743. P. Thavorniti, Y. Ikuhara, T. Sakuma, “Grain boundary analysis in superplastic SiO2-doped TZP,”
    Materials Science Forum, 233-2, 367-372(1997).

  744. H. Yoshida, K. Okada, Y. Ikuhara, and T. Sakuma, “Improvement of high-temperature creep resistance in fine-grained Al2O3 by Zr4+ segregation in grain boundaries,”
    Phil. Mag. Lett., 76[1], 9-14(1997).



  745. Y. Ikuhara, H. Suzuki, and T. Suzuki, “High-temperature deformation and fracture behavior of Al2O3-Y2O3 doped silicon nitride,”
    Mat. Trans., 37[3], 430-434(1996).

  746. Y. Ikuhara, P. Pirouz, “Orientation relationship in large mismatched bicrystals and coincidence of reciprocal lattice points (CRLP)”,
    Mat.Sci. Forum, 207-209, 121-124(1996).

  747. T. Kitamura, I. Hirabayashi, S. Tanaka, Y. Sugawara, and Y. Ikuhara, “Initial growth mechanism of a/b-axis oriented YBa2Cu3O7-y film prepared by liquid phase epitaxy,”
    Appl. Phys. Lett., 68[14], 2002-2004(1996).

  748. T. Kitamura, S. Taniguchi, Y. Shiohara, I. Hirabayashi, S. Tanaka, Y. Sugawara, and Y. Ikuhara, “Growth mechanism of thick c-axis oriented YBa2Cu3O7-y films prepared by liquid phase epitaxy,”
    J. Cryst. Growth, 158[1-2], 61-67(1996).

  749. T. Kitamura, S. Taniguchi, Y. Sugawara, Y. Ikuhara, Y. Shiohara, I. Hirabayashi, and S. Tanaka, “Field-induced pinning centers of YBa2Cu3O7-y superconducting thick film prepared by liquid phase epitaxy,”
    Physica C, 256[1-2], 64-72(1996).

  750. T. Kitamura, J. G. Wen, Y. Shiohara, N. Koshizuka, I. Hirabayashi, S. Tanaka, Y. Sugawara, and Y. Ikuhara, “Formation mechanism of grain boundaries in YBa2Cu3O7-y superconducting thick film by liquid phase epitaxy,”
    Physica C, 262[1-2], 120-126(1996).

  751. T. Kitamura, Y. Yamada, Y. Shiohara, I. Hirabayashi, S. Tanaka, Y. Sugawara, and Y. Ikuhara, “Growth mechanism and crystalline orientation of liquid-phase epitaxially grown YBa2Cu3O7-y films,”
    J. Cryst. Growth, 166[1-4], 854-858(1996).

  752. M. Nakamura, T. Hirayama, Y. Yamada, Y. Ikuhara, and Y. Shiohara, “Correlation between anomalous peak effect in magnetic hysteresis loop and nanoscale structure for NdBa2Cu3O7-delta single-crystal superconductor,”
    Jpn J Appl Phys Pt 1, 35[7], 3882-3886(1996).

  753. M. Nakamura, Y. Yamada, T. Hirayama, Y. Ikuhara, Y. Shiohara, and S. Tanaka, “Heat treatment and anomalous peak effect in J(c)-H curve at 77 K for NdBa2Cu3O7-delta single-crystal superconductor,”
    Physica C, 259[3-4], 295-303(1996).

  754. Y. Sasaki, W. L. Zhou, Y. Ikuhara, and H. Saka, “Cascade defects as flux pinning centers in Bi2Sr2CaCu2Ox single crystal generated by ion irradiation,”Mat. Trans., 37[4], 902-906(1996).

  755. S. Stemmer, P. Pirouz, Y. Ikuhara, and R. F. Davis, “Film/substrate orientation relationship in the AlN/6H-SiC epitaxial system,”
    Phys. Rev. Lett., 77[9], 1797-1800(1996).

  756. T. Suzuki, M. Yagi, K. Shibuki, and Y. Ikuhara, “High resolution electron microscopy observation of TiC coated cemented carbide,”
    Surf. Coat. Technol., 79[1-3], 268-275(1996).

  757. J. Tang, W. Zhao, L. Li, A. U. Falster, W. B. Simmons, W. L. Zhou, Y. Ikuhara, and J. H. Zhang, “Amorphization of graphite induced by mechanical milling and subsequent crystallization of the amorphous carbon upon heat treating,”
    J. Mat. Res., 11[3], 733-738(1996).

  758. W. L. Zhou, and Y. Ikuhara, “Grain boundary structure of c-BN thin film synthesized by PVD method,”
    Mat. Trans., 37[5], 1122-1126(1996).

  759. Hirabayashi, M. Yoshida, T. Kitamura, O. B. Hyun, Y. Shiohara, S. Tanaka, A. Tsuzuki, Y. Sugawara, and Y. Ikuhara, “High Jc YBCO Thick-Films Prepared by LPE Method,”
    IEEE. Trans. Appl. Supercond., 5[2], 2015-2018(1995).

  760. Y. Ikuhara, P. Pirouz, S. Yadavalli, and C. P. Flynn, “Structure of V-MgO and Mgo-V Interfaces,”
    Phil. Mag. A, 72[1], 179-198(1995).

  761. M. Kusunoki, Y. Ikuhara, and J. Kon, “Carbon Nanocapsules Grown on Carbon-Fibers,”
    Jpn. J. Appl. Phys. Pt. 1, 34[3], 1610-1614(1995).

  762. 幾原夕美子，鈴木敏之，道下和男，久保幸雄，宇野直樹，幾原雄一、「Bi-Sr-Ca-Cu-O/Ag複合体の微細構造と機械的性質」、
    『材料』、44巻、501号、p700-704（1995）．

  763. T. Saito, Y. Doke, Y. Sakaida, and Y. Ikuhara, “Surface-Defects and Local Strain in Polished Silicon by Transmission Electron-Microscopy,”
    Jpn. J. Appl. Phys. Pt. 1, 34[6A], 3198-3203(1995).

  764. T. Saito, Y. Ikuhara, K. Shibuki, and T. Suzuki, “Lattice Continuity at Interface of Alumina-Coated Transition-Metals,”
    Jpn. J. Appl. Phys. Pt. 2, 34[10A], L1301-L1304 (1995).

  765. Y. Sasaki, T. Suzuki, and Y. Ikuhara, “Direct Observation of Channel Structures in Zeolite-Y and Zoeolite-A With a Slow-Scan, Charge-Coupled-Device Camera,”
    J. Ame. Ceram. Soc., 78[5], 1411-1413(1995).

  766. 佐々木 優吉, 周 維列, 石黒 友二, 幾原 雄一、「18MeV Fe8+イオン照射によるBi2Sr2CaCu2Ox超伝導体の特性と微構造の変化」、
    『日本セラミックス協会学術論文誌』、103巻、1194号、p195-198(1995).

  767. T. Suzuki, K. Shibuki, and Y. Ikuhara, “Grain-Boundary in Cemented Carbide,”
    Philosophical Magazine Letters, 71[5], 289-292(1995).

  768. 連川 貞弘, 長谷川 雄一, 吉永 日出男, 幾原 雄一、「炭化珪素の高温変形における流動応力の振動」、
    『日本金属学会誌』、59巻、3号、p263-270(1995).

  769. S. Watanabe, S. Miyake, W. L. Zhou, Y. Ikuhara, T. Suzuki, and M. Murakawa, “Transmission Electron-Microscopic Study of c-BN Films Deposited on a Si Substrate,”
    Appl. Phys. Lett., 66[12], 1478-1480(1995).

  770. W. L. Zhou, Y. I. Ikuhara, and T. Suzuki, “Orientational Relationship between Cubic Boron-Nitride and Hexagonal Boron-Nitride in a Thin-Film Synthesized by Ion Plating,”
    Appl. Phys. Lett., 67[24], 3551-3553(1995).

  771. W. L. Zhou, Y. Ikuhara, M. Murakawa, S. Watanabe, and T. Suzuki, “Direct Observation of Hexagonal Boron-Nitride at the Grain-Boundary of Cubic Boron-Nitride by High-Resolution Electron-Microscopy,”
    Appl. Phys. Lett., 66[19], 2490-2492(1995).

  772. W. L. Zhou, Y. Ikuhara, W. Zhao, and J. Tang, “A Transmission Electron-Microscopy Study of Amorphization of Graphite by Mechanical Milling,”
    Carbon, 33[8], 1177-1180(1995).


  773. Y. Ikuhara, P. Pirouz, A. H. Heuer, S. Yadavalli, and C. P. Flynn, “Structure of V-Al2O3 interfaces grown by molecular-beam epitaxy,”
    Philos. Mag. A , 70[1], 75-97(1994).

  774. G. Pezzotti, I. Tanaka, Y. Ikuhara, M. Sakai, and T. Nishida, “Evidences for dilute solid-solutions in the Si3N4-TiN system,”
    Scripta Metallurgica Et Materialia, 31[4], 403-406(1994).

  775. K. Shibuki, K. Sasaki, M. Yagi, T. Suzuki, and Y. Ikuhara, “Diamond coating on WC-CO and WC for cutting tools,”
    Surf. Coat. Technol., 68, 369-373(1994).

  776. M. Yoshida, T. Nakamoto, T. Kitamura, O. B. Hyun, I. Hirabayashi, S. Tanaka, A. Tsuzuki, Y. Sugawara, and Y. Ikuhara, “Critical currents of YbA2Cu3OY thick-films prepared by liquid-phase epitaxial-growth,”
    Appl. Phys. Lett., 65[13], 1714-1716(1994).

  777. W. L. Zhou, Y. Sasaki, and Y. Ikuhara, “Microstructure characterization of Bi2Sr2CaCu2OX single-crystal irradiated with 18 MEV Fe8+ ions,”
    Physica C, 234[3-4], 323-332(1994).

  778. Y. Ikuhara, and P. Pirouz, “A high-resolution electron-microscopy study of vanadium deposited on the basal-plane of sapphier,”
    Ultramicroscopy, 52[3-4], 421-428(1993).

  779. H. Hosono, Y. Ikuhara, Y. Abe, and R. A. Weeks, “Formation of copper nanoscale particles in implanted silica glass,”
    J. Mater. Sci. Lett., 11[18], 1257-1259(1992).

  780. Y. Ikuhara, T. Suzuki, and Y. Kubo, “Transmission electoron-microscopy insitu observation of crack-propagation in sintered alumina,”
    Philos. Mag. Lett., 66[6], 323-327(1992).

  781. K. Michishita, Y. Ikuhara, Y. Kubo, K. Takahashi, Y. Kamisada, and T. Ogawa, “Electrical-properties of bulk BSCCO/In interfaces,”
    Physica C, 185, 2293-2294(1991).

  782. N. Murayama, Y. Kodama, S. Sakaguchi, F. Wakai, K. Michishita, and Y. Ikuhara, “Intergranular pinning potential and transport current path in Bi-Pb-Sr-Ca-Cu-O polycrystal superconductor,”
    Physica C, 185, 2213-2214(1991).

  783. K. Sato, H. Miyazaki, Y. Ikuhara, H. Kurishita, and H. Yoshinaga, “Structure and Strength of grain-boundaries in Si bicrystals with (111) twist misorientations,”
    Mater. Trans., 31[10], 865-872(1990).

  784. 幾原雄一、宮崎裕一、栗下裕明、吉永日出男、「SiC双結晶の粒界構造と強度」、
    日本セラミックス協会学術論文誌、97［1132］,1511-16(1989)

  785. 幾原雄一・陶山容子・木島弍倫、「SiC-Cプラズマ焼結体中のカーボン」、
    日本セラミックス協会学術論文誌 97 [1131] 1403-08(1989).

  786. 佐藤 和明, 宮崎 裕一, 幾原 雄一, 栗下 裕明, 吉永 日出男、「⟨111⟩ねじり粒界を有するSi双結晶の粒界構造と強度」、
    日本金属学会誌、53[5]、536-542（1989）．

  787. 幾原 雄一, 小林 正典, 吉永 日出男、「反応焼結Si3N4のAlによる接合」、
    窯業協會誌、95[1105], 921-928(1987）

  788. 幾原 雄一, 栗下 裕明, 吉永 日出男、「常圧焼結SiCの粒界と高温強度」、
    窯業協會誌、95[1102], 638-645(1987).

  789. Y. Ikuhara, and H. Yoshinaga, “Change in grain-boundary structure of AlN-polytype sialon by electron-irradiation,”
    J. Electron Microsc., 36[6], 408-410(1987).

  790. Y. Ikuhara, and H. Yoshinaga, “Electron-microscopic studies on grain-boundaries and joined interfaces of nonoxide ceramics,”
    J. Electron Microsc., 36[1-2], 55-55(1987).

  791. 幾原雄一，上野治幸，吉永日出男，「可撓性Si3N4-SiC複合材の機械的性質」、
    窯業協会誌，93[1080]，409-417（1985）.