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  1. 2015年 学術論文

      1. 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).
      2. 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).
      3. 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).
      4. 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).
      5. 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).
      6. B. Feng, A. Kumamoto, N. R. Lugg, N. Shibata, and Y. Ikuhara, "Atomic-Resolution STEM-EDS Mapping of Grain Boundary Solute Segregation in Yttria-Stabilized Zirconia - RETRACTION," 
        Microsc. Microanal., 21, Suppl3. E5-E5 (2015).
      7. 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).
      8. 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).
      9. 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).
      10. 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).
      11. 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).
      12. 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).
      13. 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).
      14. 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).
      15. 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).
      16. 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).
      17. 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).
      18. 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).
      19. 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).
      20. N. R. Lugg, G. Kothleitner, N. Shibata, and Y. Ikuhara, "On the quantitativeness of EDS STEM,"
        Ultramicroscopy,151, 150-59 (2015).
      21. G. Mera, R. Ishikawa, E. Ionescu, Y. Ikuhara, and R. Riedel, "Atomic-scale assessment of the crystallization onset in silicon carbonitride,"
        J. Eur. Ceram. Soc.,35[12], 3355-62 (2015).
      22. 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).
      23. 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).
      24. 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)..
      25. 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).
      26. 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).
      27. 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).
      28. 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).
      29. 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).
      30. 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).
      31. 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).
      32. 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).
      33. 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).
      34. 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).
      35. 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).
      36. 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).
      37. 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).
      38. 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)..
      39. 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).
      40. 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).