IKUHARA YUICHI

[1] 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,” Advanced Materials, 21[8], 885-889(2009).

[2] S.-Y. Chung, S.-Y. Choi, T. Yamamoto, and Y. Ikuhara, “Orientation-Dependent Arrangement of Antisite Defects in Lithium Iron(II) Phosphate Crystals,” Angewandte Chemie-International Edition, 48[3], 543-546(2009).

[3] 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,” Applied Physics Express, 2[1], 011101(2009).

[4] S. D. Findlay, N. Shibata, S. Azuma, and Y. Ikuhara, “Prospects for 3D Imaging of Dopant Atoms in Ceramic Materials,” Microscopy and Microanalysis, 15, 44-45(2009).

[5] 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).

[6] 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,” Applied Physics Letters, 95[19], 191913 (2009).

[7] 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).

[8] 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,” Physical Review B, 80[7], 075414(2009).

[9] 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,” Journal of Materials Research, 24[1], 279-287(2009).

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

[11] Y. Ikuhara, “Nanowire design by dislocation technology,” Progress in Materials Science, 54[6], 770-791(2009).

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

[13] 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,” Materials Transactions, 50[5], 959-963(2009).

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

[15] K. Matsui, H. Yoshida, and Y. Ikuhara, “Isothermal Sintering Effects on Phase Separation and Grain Growth in Yttria-Stabilized Tetragonal Zirconia Polycrystal,” Journal of the American Ceramic Society, 92[2], 467-475(2009).

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

[17] 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,” Materials Transactions, 50[5], 1037-1040(2009).

[18] 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,” Journal of the American Ceramic Society, 92[12], 3118-3121(2009).

[19] 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,” Materials Transactions, 50[5], 1008-1014(2009).

[20] 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,” Applied Physics Letters, 95[11], 113505(2009).

[21] 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,” Applied Physics Letters, 95[2], 022906 (2009).

[22] 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,” Physical Review B, 80[9], 094114(2009).

[23] 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,” Nature Materials, 8[8], 654-658(2009).

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

[25] 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,” Microscopy and Microanalysis, 15, 1194-1195(2009).

[26] 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,” Applied Physics Express, 2[3], 035503(2009).

[27] 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,” Applied Physics Letters, 94[15], 152105 (2009).

[28] 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,” Materials Transactions, 50[5], 1085-1090(2009).

[29] 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,” Materials Transactions, 50[5], 1019-1022(2009).

[30] 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,” Applied Physics Letters, 95[19], 193107 (2009).

[31] 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,” Journal of Applied Physics, 106[12], 124307 (2009).

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

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

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

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

[36] Z. Wang, S. Tsukimoto, M. Saito, and Y. Ikuhara, “Individual charge-trapping dislocations in an ionic insulator,” Applied Physics Letters, 95[18], 184101 (2009).

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

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

[39] 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,” Physical Review B, 80[24], 245303(2009).

[40] 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,” Materials Transactions, 50[5], 1096-1101(2009).

[41] 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 Materialia, 57[7], 2128-2135(2009).

[42] K. Yoshida, Y. H. Ikuhara, S. Takahashi, T. Hirayama, T. Saito, S. Sueda, N. Tanaka, and P. L. Gai, “The three-dimensional morphology of nickel nanodots in amorphous silica and their role in high-temperature permselectivity for hydrogen separation,” Nanotechnology, 20[31], 315703(2009).

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

[44] 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).