Papers in 2014


  1. 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).

  2. 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).

  3. 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).

  4. 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).

  5. 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).

  6. 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) .

  7. 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).

  8. 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).

  9. 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).

  10. 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).

  11. 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).

  12. 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).

  13. 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).

  14. 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).

  15. 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).

  16. 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).

  17. 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).

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

  19. 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).

  20. 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).

  21. 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).

  22. 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).

  23. 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).

  24. 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).

  25. 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).

  26. J.-Y. Roh, Y. Sato, and Y. Ikuhara, “Atomistic structure and segregation behavior in secondary structure and facet of Pr-doped ZnO Sigma 13 27.8 degrees 0001 tilt grain boundary,”
    J. Ceram. Soc. Jpn., 122[1426], 381-385 (2014).

  27. 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).

  28. 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).

  29. 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).

  30. 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).

  31. 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).

  32. 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).

  33. 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).

  34. 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).

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

  36. 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).

  37. 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).

  38. 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).

  39. 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).

  40. 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).