論文

• Kohei Yoshimatsu, H. Nakao, H. Kumigashira. Temperature-induced structural and electronic phase transitions in λ -phase Ti3O5, Physical Review Materials, Mar. 2024.  公式リンク  
  
• Keisuke Ide, Naoto Watanabe, Takayoshi Katase, Masato Sasase, Junghwan Kim, Shigenori Ueda, Koji Horiba, Hiroshi Kumigashira, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Low-temperature-processable amorphous-oxide-semiconductor-based phosphors for durable light-emitting diodes, Appl. Phys. Lett., Vol. 121, pp. 192108, Nov. 2022.
• Kohei Yamamoto, Tomoyuki Tsuyama, Suguru Ito, Kou Takubo, Iwao Matsuda, Niko Pontius, Christian Schusler-Langeheine, Makoto Minohara, Hiroshi Kumigashira, Yuichi Yamasaki, Hironori Nakao, Youichi Murakami, Takayoshi Katase, Toshio Kamiya, Hiroki Wadati. Photoinduced transient states of antiferromagnetic orderings in La1/3Sr2/3FeO3 and SrFeO3-δ thin films observed through time-resolved resonant soft x-ray scattering, New J. Phys., Vol. 24, pp. 043012, Apr. 2022.
• Xinyi He, Jinshuai Chen, Takayoshi Katase, Makoto Minohara, Keisuke Ide, Hidenori Hiramatsu, Hiroshi Kumigashira, Hideo Hosono, Toshio Kamiya. High-Mobility Metastable Rock-Salt Type (Sn,Ca)Se Thin Film Stabilized by Direct Epitaxial Growth on a YSZ (111) Single-Crystal Substrate, ACS Appl. Mater. Interfaces, 14, 18682–18689, Apr. 2022.
• Akihiro Shiraishi, Shigeru Kimura, Xinyi He, Naoto Watanabe, Takayoshi Katase, Keisuke Ide, Makoto Minohara, Kosuke Matsuzaki, Hidenori Hiramatsu, Hiroshi Kumigashira, Hideo Hosono, Toshio Kamiya. Design, Synthesis, and Optoelectronic Properties of the High-Purity Phase in Layered AETMN2 (AE = Sr, Ba; TM = Ti, Zr, Hf) Semiconductors, INORG. CHEM., 61, 6650−6659, Apr. 2022.
• Takuto Soma, Kohei Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, Akira Ohtomo. Two-dimensional superconductivity in single-band correlated 2H-type NbO2 layers, Phys. Rev. B, Mar. 2022.
• Masatoshi Kimura, Xinyi He, Takayoshi Katase*, Terumasa Tadano, Jan M. Tomczak, Makoto Minohara, Ryotaro Aso, Hideto Yoshida, Keisuke Ide, Shigenori Ueda, Hidenori Hiramatsu, Hiroshi Kumigashira, Hideo Hosono, Toshio Kamiya. Large phonon drag thermopower boosted by massive electrons and phonon leaking in LaAlO3/LaNiO3/LaAlO3 heterostructure, Nano letters, Vol. 21, pp. 9240-9246, Oct. 2021.
• T. Iimori, A. Visikovskiy, H. Imamura, T. Miyamachi, M. Kitamura, K. Horiba, H. Kumigashira, K. Mase, K. Nakatsuji, S. Tanaka, F. Komori. Electronic structure of 3 degrees-twisted bilayer graphene on 4H-SiC(0001), Phys. Rev. Mater., 5, L051001, May 2021.
• Ryota Shimizu, Yuki Sasahara, Ikutaro Hamada, Hiroyuki Oguchi, Shohei Ogura, Tetsuroh Shirasawa, Miho Kitamura, Koji Horiba, Hiroshi Kumigashira, Shin-ichi Orimo, Katsuyuki Fukutani, Taro Hitosugi. Polarity reversal of the charge carrier in tetragonal TiHx (x = 1.6-2.0) at low temperatures, Physical Review Research, 2, 033467, Sept. 2020.
• Kazunori Nishio, Naoto Nakamura, Koji Horiba, Miho Kitamura, Hiroshi Kumigashira, Ryota Shimizu, Taro Hitosugi. Impact of the Crystal Orientation of Positive Electrodes on the Interface Resistance Across a Solid Electrolyte and Electrode, ACS Applied Energy Materials, 3, 6416, June 2020.
• Kazunori Nishio, Naoto Nakamura, Koji Horiba, Miho Kitamura, Hiroshi Kumigashira, Ryota Shimizu, Taro Hitosugi. Low resistance at LiNi1/3Mn1/3Co1/3O2 and Li3PO4 interfaces, Applied Physics Letters, 116, 053901, Feb. 2020.
• J. Wu, F. Liu, M. Sasase, K. Ienaga, Y. Obata, R. Yukawa, K. Horiba, H. Kumigashira, S. Okuma, T. Inoshita, H. Hosono. Natural van der Waals heterostructural single crystals with both magnetic and topological properties, Science Advances, Vol. 5, no. 11, eaax9989, Nov. 2019.
• K. Yoshimatsu, J. Ishimaru, K. Watarai, K. Yamamoto, Y. Hirata, H. Wadati, Y. Takeda, K. Horiba, H. Kumigashira, O. Sakata, A. Ohtomo. Magnetic and electronic properties of B-site-ordered double-perovskite oxide La2CrMnO6 thin films, Physical Review B, Vol. 99, June 2019.
• Kazunori Nishio, Koji Horiba, Naoto Nakamura, Miho Kitamura, Hiroshi Kumigashira, Ryota Shimizu, Taro Hitosugi. Bottom-current-collector-free thin film batteries using LiNi0.8Co0.2O2 epitaxial thin films, Journal of Power Sources, 416, 56, Mar. 2019.
• Takuto Soma, Kohei Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, Akira Ohtomo. βパイロクロア型CsW2O6エピタキシャル薄膜における金属絶縁体転移をまたいだ電子物性, Physical Review Materials, Vol. 2, Page 8, Nov. 2018.
• K. Yoshimatsu, H. Kurokawa, K. Horiba, H. Kumigashira, A. Ohtomo. Large anisotropy in conductivity of Ti2O3 films, APL Materials, Oct. 2018.
• Ryo Wakabayashi, Mai Hattori, Kohei Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, Akira Ohtomo. Band alignment at β-(AlxGa1-x)2O3/β-Ga2O3 (100) interface fabricated, Applied Physics Letters, Vol. 112, June 2018.
• Goro Shibata, Miho Kitamura, Makoto Minohara, K. Yoshimatsu, Toshiharu Kadono, Keisuke Ishigami, Takayuki Harano, Yukio Takahashi, Shoya Sakamoto, Yosuke Nonaka, Keisuke Ikeda, Zhendong Chi, Mituho Furuse, Shuichiro Fuchino, Makoto Okano, Jun-ichi Fujihira, Akira Uchida, Kazunori Watanabe, Hideyuki Fujihira, Sei-ichi Fujihira, Arata Tanaka, Hiroshi Kumigashira, Tsuneharu Koide, Atsushi Fujimori. Anisotropic spin-density distribution and magnetic anisotropy of strained La_1−xSr_xMnO₃ thin films: angle-dependent x-ray magnetic circular dichroism, NPJ Quantum Materials, Vol. 3, No. 3, Jan. 2018.  公式リンク  
  
• Masaki Kobayashi, K. Yoshimatsu, Taichi Mitsuhashi, Miho Kitamura, Enju Sakai, Ryu Yukawa, Makoto Minohara, Atsushi Fujimori, Koji Horiba, Hiroshi Kumigashira. Emergence of Quantum Critical Behavior in Metallic Quantum-Well States of Strongly Correlated Oxides, Scientific Reports, Vol. 7, pp. 16621, Nov. 2017.  公式リンク  
  
• Nana Nishiyama, Hisanori Mashiko, K. Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, A. Ohtomo. Highly oriented epitaxial CaFe₂O₄ thin films on TiO₂ substrates grown by pulsed-laser deposition, Thin Solid Films, Elsevier, Vol. 638, pp. 406-409, Sept. 2017.  公式リンク  
  
• Yoshinori Okada, Shiue-Yuan Shiau, Tay-Rong Chang, Guoqing Chang, Masaki Kobayashi, Ryota Shimizu, Horng-Tay Jeng, Susumu Shiraki, Hiroshi. Kumigashira, Arun Bansil, Hsin Lin, Taro Hitosugi. Quasiparticle interference on cubic perovskite oxide surfaces, Physical Review Letters, 119, 086801, Aug. 2017.  公式リンク  
  
• K. Yoshimatsu, Hisanori Mashiko, Naoto Umezawa, Koji Horiba, Hiroshi Kumigashira, A. Ohtomo. Electronic structures and photoanodic properties of ilmenite-type MTiO₃ epitaxial films (M = Mn, Fe, Co, Ni), The Journal of Physical Chemistry C, American Chemical Society, Vol. 121, pp. 18717-18724, Aug. 2017.  公式リンク  
  
• Koji Horiba, Ryu Yukawa, Taichi Mitsuhashi, Miho Kitamura, Takeshi Inoshita, Noriaki Hamada, Shigeki Otani, Naoki Ohashi, Sachiko Maki, Jun-ichi Yamaura, Hideo Hosono, Youichi Murakami, Hiroshi Kumigashira. Semimetallic bands derived from interlayer electrons in the quasi-two-dimensional electride Y₂C, Phys. Rev. B, 96, 045101-045101-5, July 2017.
• Naoto Watanabe, Junghwan Kim, Keisuke Ide, Hidenori Hiramatsu, Hiroshi Kumigashira, Shigenori Ueda, Hideo Hosono, Toshio Kamiya. Amorphous Gallium Oxide as an Improved Host for Inorganic Light-Emitting Thin Film Semiconductor Fabricated at Room Temperature on Glass, ECS Journal of Solid State Science and Technology, Vol. 6, pp. 410-414, May 2017.  公式リンク  
  
• Yangfan Lu, Tomofumi Tada, Yoshitake Toda, Shigenori Ueda, Jiazhen Wu, Jiang Li, Koji Horiba, Hiroshi Kumigashira, Yaoqing Zhang, Hideo Hosono. Interlayer states arising from anionic electrons in the honeycomb-lattice-based compounds AeAlSi (Ae = Ca, Sr, Ba), Phys. Rev. B, Vol. 95, pp. 125117, 2017.
• Mai Hattori, Takayoshi OSHIMA, Ryo Wakabayashi, K. Yoshimatsu, Kohei Sasaki, Takekazu Masui, Akito Kuramata, Shigenobu Yamakoshi, Koji Horiba, Hiroshi Kumigashira, A. Ohtomo. Epitaxial growth and electric properties of γ-Al₂O₃ (110) films on β- Ga₂O₃ (010) substrates, Japanese Journal of Applied Physics, IOP publishing, Vol. 55, No. 12, 1202B6, Oct. 2016.  公式リンク  
  
• R. Yukawa, KENICHI OZAWA, S. Yamamoto, H. Iwasawa, K. Shimada, E. F. Schwier, K. Yoshimatsu, H. Kumigashira, H. Namatame, M. Taniguchi, I. Matsuda. Photon-dressed two-dimensional carriers on the ZnO surface, Physical Review B - Condensed Matter and Materials Physics, American Physical Society, Vol. 94, p. 165313, Oct. 2016.  公式リンク  
  
• Ryu Yukawa, Susumu Yamamoto, Kazuma Akikubo, Kaori Takeuchi, Kenichi Ozawa, Hiroshi Kumigashira, Iwao Matsuda. Tailoring Photovoltage Response at SrRuO3/SrTiO3 Heterostructures, Advanced Materials Interfaces, John Wiley & Sons, Inc., Vol. 3, No. 22, Sept. 2016.  公式リンク  
  
• Keisuke Watarai, K. Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, Osami Sakata, A. Ohtomo. Epitaxial synthesis and physical properties of double-perovskite oxide Sr₂CoRuO₆ thin films, Journal of Physics: Condensed Matter, IOP publishing, Vol. 28, No. 48, Sept. 2016.  公式リンク  
  
• Tsukasa Katayama, Akira Chikamatsu, Keisuke Yamada, Kei Shigematsu, Tomoya Onozuka, Makoto Minohara, Hiroshi Kumigashira, Eiji Ikenaga, Tetsuya Hasegawa. Epitaxial growth and electronic structure of oxyhydride SrVO2H thin films, Aug. 2016.
• Koji Horiba, Miho Kitamura, Kohei Yoshimatsu, Makoto Minohara, Enju Sakai, Masaki Kobayashi, Atsushi Fujimori, Hiroshi Kumigashira. Isotropic Kink and Quasiparticle Excitations in the Three-Dimensional Perovskite Manganite La _0.6 Sr _0.4 MnO₃, PHYSICAL REVIEW LETTERS, American Physical Society, Vol. 116, 076401, Feb. 2016.  公式リンク  
  
• T. Yoshida, M. Kobayashi, K. Yoshimatsu, H. Kumigashira, A. Fujimori. Correlated electronic states of SrVO3 revealed by angle-resolvedphotoemission spectroscopy, Journal of Electron Spectroscopy and Related Phenomena, Vol. 208, p. 11–16, Dec. 2015.
• Kaori Kurita, Akira Chikamatsu, Kei Shigematsu, Tsukasa Katayama, Hiroshi Kumigashira, Tomoteru Fukumura, Tetsuya Hasegawa. Effects of Cr substitution on the magnetic and transport properties and electronic states of SrRu O 3 epitaxial thin films, Phys. Rev. B, vol. 92, p. 115153, Sept. 2015.
• Keisuke Ishigami, Kohei Yoshimatsu, Daisuke Toyota, Takizawa Masaru, Teppei Yoshida, Goro Shibata, Takayuki Harano, Yukio Takahashi, Toshiharu Kadono, V. K. Verma, V. R. Singh, Yukiharu Takeda, Tetsuo Okane, Yuji Saitoh, Hiroshi Yamagami, Tsuneharu Koide, Msaharu Oshima, Hiroshi Kumigashira, Atushi. Fujimori. Thickness-dependent magnetic properties and strain-induced orbital magnetic momentin SrRuO₃ thin films, PHYSICAL REVIEW B, American Physical Society, Vol. 92, Page 064402, Aug. 2015.
• Masaki Kobayashi, Kohei Yoshimatsu, Enju Sakai, Miho Kitamura, Koji Horiba, Atsushi Fujimori, Hiroshi Kumigashira. Origin of the Anomalous Mass Renormalization in Metallic Quantum Well States of Strongly Correlated Oxide SrVO₃, PHYSICAL REVIEW LETTERS, American Physical Society, Vol. 115, 7, 076801, Aug. 2015.
• H. Suzuki, K Zhao, G. Shibata, Y. Takahashi, S. Sakamoto, K. Yoshimatsu, B. J. Chen, H. Kumigashira, F. -H. Chang, H. -J. Lin, D. –J. Huang, C. -T. Chen, Bo Gu, S. Maekawa, Uemura Y.J, C. Q. Jin, A. Fujimori. Photoemission and x-ray absorption studies of the isostructural to Fe-based superconductors diluted magnetic semiconductor Ba_1−xK_x(Zn_1−yMn<sb>y)₂As₂, Physical Review B, American Physical Society, 91, 14, 140401, Apr. 2015.  公式リンク  
  
• K. Yoshimatsu, K. Nogami, K. Watarai, K. Horiba, H. Kumigashira, O. Sakata, T. Oshima, A. Ohtomo. Synthesis and magnetic properties of double-perovskite oxide La₂MnFeO₆ thin films, Physics Review B, American Physical Society, Vol. 91, 5, 054421, Feb. 2015.  公式リンク  
  
• Kohei Yoshimatsu, Takayuki Suzuki, Nobuo Tsuchimine, Koji Horiba, Hiroshi Kumigashira, Takayoshi Oshima, Akira Ohtomo. Direct growth of metallic TiH₂ thin films by pulsed laser deposition, Applied Physics Express, Vol. 8, No. 3, Feb. 2015.  公式リンク  
  
• H. Wadati, Jernej Mravlje, K. Yoshimatsu, H. Kumigashira, M. Oshima, T. Sugiyama, E. Ikenaga, A. Fujimori, A. Georges,, A Radetinac, K.S. Takahashi, Masashi Kawasaki, Yoshinori Tokura. Photoemission and DMFT study of electronic correlations in SrMoO₃: Effects of Hund’s rule, Physical Review B, American Physical Society, 90, 20, 205131, Nov. 2014.  公式リンク  
  
• G. Shibata, K. Yoshimatsu, Enju Sakai, V. R. Singh, V. K. Verma, Keisuke Ishigami, Takayuki Harano, Toshiharu Kadono, Yukiharu Takeda, Tetsuo Okane, Yuji Saitoh, Hiroshi Yamagami, Akihito Sawa, Hiroshi Kumigashira, Masaharu Oshima, Tsuneharu Koide, Atsushi Fujimori. Thickness-dependent ferromagnetic metal to paramagnetic insulator transition in La_0.6Sr_0.4MnO₃ thin films studied by x-ray magnetic circular dichroism, Physical Review B, 89, 235123, June 2014.
• Enju Sakai, Kohei Yoshimatsu, Masatomo Tamamitsu, Koji Horiba, Atsushi Fujimori, Masaharu Oshima, Hiroshi Kumigashira. Bandwidth-controlled metal-insulator transition in epitaxial PrNiO3 ultrathin films induced by dimensional crossover, Applied Physics Letters, 104, 171609, May 2014.
• K. Yoshimatsu, H. Wadati, E. Sakai, T. Harada, Y. Takahashi, T. Harano, G. Shibata, K. Ishigami, T. Kadono, T. Koide, T. Sugiyama, E. Ikenaga, H. Kumigashira, M. Lippmaa, M. Oshima, A. Fujimori. Spectroscopic studies on the electronic and magnetic states of Co-doped perovskite manganite Pr_0.8Ca_0.2Mn_1−yCo_yO₃ thin films, Physical review. B, Condensed matter and materials physics, Vol. 88, Page 174423, Nov. 2013.  公式リンク  
  
• H. Suzuki, T. Yoshida, S. Ideta, G. Shibata, K. Ishigami, T. Kadono, A. Fujimori, M. Hashimoto, D. H. Lu, Z.-X. Shen, K. Ono, E. Sakai, H. Kumigashira, M. Matsuo, T. Sasagawa. Absence of Superconductivity in the "Hole-doped" Fe pnictide Ba(Fe1-xMnx)2As2: Photoemission and X-ray Absorption Spectroscopy Studies, Phys. Rev. B, 88, 100501(R), Sept. 2013.
• K. Yoshimatsu, Enju Sakai, Masaki Kobayashi, Koji Horiba, Teppei Yoshida, Atsushi Fujimori, Masaharu Oshima, H. Kumigashira. Determination of the surface and interface phase shifts in metallic quantum well structures of perovskite oxides, Physical Review B, American Physical Society, Vol. 88, 155308, Sept. 2013.  公式リンク  
  
• Jun-ichi Fujihira, Akira Uchida, Sei-ichi Fujihira, Mituho Furuse, Makoto Okano, Shuichiro Fuchino, T. Kadono, Kohei Yoshimatsu, A. Fujimori, Hiroshi Kumigashira, Tsuneharu Koide. Development of Cryocooled YBCO Vector Magnet System with Three-axial Super-high Vacuum Bores, Journal of Cryogenics and Superconductivity Society Japan, Journal of Cryogenics and Superconductivity Society Japan, Vol. 48, No. 5, Page 233, June 2013.  公式リンク  
  
• E. Sakai, T. Masatomo, K. Yoshimatsu, Satoshi Okamoto, Koji Horiba, M. Oshima, H. Kumigashira. Gradual localization of Ni 3d states in LaNiO3 ultrathin films induced by dimensional crossover, Vol. 87, page 075132, Feb. 2013.
• E. B. Guedes, M. Abbate, K. Ishigami, A. Fujimori, K. Yoshimatsu, H. Kumigashira, M. Oshima, P. T. Fonseca, F. C. Vicentin, R. J. O. Mossanek. Core level and valence band spectroscopy of SrRuO3: Electron correlation and covalence effects, Dec. 2012.
• Y. Kozuka, H. Seki, T. Fujita, S. Chakraverty, K. Yoshimatsu, H. Kumigashira, M. Oshima, M. S. Bahramy, R. Arita, M. Kawasaki. Epitaxially Stabilized EuMoO3: A New Itinerant Ferromagnet, Chemistry of Materials, Vol. 24, Page 3746, Sept. 2012.
• S. Aizaki, T. Yoshida, K. Yoshimatsu, M. Takizawa, M. Minohara, S. Ideta, A. Fujimori, K. Gupta, P. Mahadevan, K. Horiba, H. Kumigashira, M. Oshima. Self-Energy on the Low- to High-Energy Electronic Structure of Correlated Metal SrVO3, Vol. 109, Page 056401, July 2012.
• E. Sakai, K. Yoshimatsu, Keisuke Shibuya, H. Kumigashira, E. Ikenaga, M. Kawasaki, Y. Tokura, M. Oshima. Competition between instabilities of Peierls transition and Mott transition in W-doped VO2 thin films, Nov. 2011.
• K. Yoshimatsu, Koji Horiba, H. Kumigashira, Teppei Yoshida, A. Fujimori, M. Oshima. Metallic Quantum Well States in Artificial Structures of Strongly Correlated Oxide, Science, Vol. 333, Page 319, July 2011.
• K. Yoshimatsu, T. Okabe, H. Kumigashira, Satoshi Okamoto, S. Aizaki, A. Fujimori, M. Oshima. Dimensional-Crossover-Driven Metal-Insulator Transition in SrVO3 Ultrathin Films, PHYSICAL REVIEW LETTERS, Vol. 104, Page 147601, Apr. 2010.
• M. Matvejeff, K. Yoshimatsu, H. Kumigashira, M. Oshima, M. Lippmaa. Chemical stability and transport properties of ultrathin La1.2Sr1.8Mn2O7 Ruddlesden–Popper films, Applied physics letters, Vol. 95, page 152110, Oct. 2009.
• K. Horiba, A. Maniwa, A. Chikamatsu, K. Yoshimatsu, H. Kumigashira, H. Wadati, A. Fujimori, S. Ueda, H. Yoshikawa, E. Ikenaga, J. J. Kim, K. Kobayashi, M. Oshima. Pressure-induced change in the electronic structure of epitaxially strained La1−xSrxMnO3 thin films, Physical review. B, Condensed matter and materials physics, Vol. 80, Page 132406, Oct. 2009.
• K. Yoshimatsu, R. Yasuhara, H. Kumigashira, M. Oshima. Yoshimatsu et al. Reply, PHYSICAL REVIEW LETTERS, Vol. 102, page 199704, May 2009.
• K. Yoshimatsu, K. Horiba, H. Kumigashira, E. Ikenaga, M. Oshima. Thickness dependent electronic structure of La0.6Sr0.4MnO3 layer in SrTiO3/La0.6Sr0.4MnO3 /SrTiO3 heterostructures studied by hard x-ray photoemission spectroscopy, Applied physics letters, Vol. 94, page 071901, Feb. 2009.
• K. Yoshimatsu, R. Yasuhara, H. Kumigashira, M. Oshima. Origin of Metallic States at the Heterointerface between the Band Insulators LaAlO3 and SrTiO3, PHYSICAL REVIEW LETTERS, Vol. 101, Page 026802, July 2008.

国際会議発表 (査読有り)

• Masatoshi Kimura, Xinyi He, Takayoshi Katase, Terumasa Tadano, Jan M. Tomczak, Makoto Minohara, Ryotaro Aso, Hideto Yoshida, Keisuke Ide, Shigenori Ueda, Hidenori Hiramatsu, Hiroshi Kumigashira, Hideo Hosono, Toshio Kamiya. Appearance and large enhancement of phonon drag thermopower by epitaxial strain and phonon leaking from LaAlO3 in LaNiO3, Materials Research Meeting 2021, Dec. 2021.
• Koji Horiba, Miho Kitamura, Kazunori Nishio, Ryota Shimizu, Taro Hitosugi, Hiroshi Kumigashira. Transmission Soft X-Ray Absorption Spectroscopy on Thin Films for Li-Ion Battery, Materials research meeting 2019, Dec. 2019.
• K. Yoshimatsu, H. Kumigashira. Metallic quantum well states in artificial structures of strongly correlated oxide, The 6th AOFSRR 2012, A4.1, Aug. 2013.
• K. Yoshimatsu, E. Sakai, P. -H. Xiang, S. Asanuma, H. Yamada, A. Sawa, E. Ikenaga, K. Horiba, Masaharu Oshima, H. Kumigashira. Electronic structures of hole-doped perovskite nickelate Sm1-xCaxNiO3 thin films studied by hard x-ray photoemission spectroscopy, The 19th International Workshop on Oxides Electronics, B-14, Oct. 2012.
• K. Yoshimatsu, Koji Horiba, H. Kumigashira, Teppei Yoshida, A. Fujimori, M. Oshima. Metal-insulator transition and two-dimensional electron liquid in SrVO3 ultrathin films, The 18th International Workshop on Oxides Electronics, 1P-30, Sept. 2011.
• K. Yoshimatsu, E. Sakai, H. Kumigashira, A. Fujimori, M. Oshima. Fermi surface of SrRuO3 thin films studied by in situ soft x-ray angle-resolved photoemission spectroscopy, The 4th Indo-Japan Seminar, P19, Feb. 2011.
• K. Yoshimatsu, Koji Horiba, H. Kumigashira, Teppei Yoshida, A. Fujimori, M. Oshima. Metal-insulator transition and two-dimensional electron liquid in SrVO3 ultrathin films, 4, Feb. 2011.
• K. Yoshimatsu, Koji Horiba, H. Kumigashira, Teppei Yoshida, A. Fujimori, M. Oshima. Metallic Quantum Well States in Artificial Structures of Strongly Correlated Oxide, FIRST-QS2C WS on ”Emergent Phenomena of Correlated Materials”, 6, Feb. 2011.
• K. Yoshimatsu, T. Okabe, H. Kumigashira, Satoshi Okamoto, S. Aizaki, A. Fujimori, M. Oshima. Dimensional-crossover-driven metal-insulator transition in SrVO3 ultrathin films, The 4th Indo-Japan Seminar, P18, Feb. 2011.
• K. Yoshimatsu, E. Sakai, H. Kumigashira, A. Fujimori, M. Oshima. Fermi surface of SrRuO3 thin films studied by soft x-ray angle-resolved photoemission spectroscopy, The 17th International Workshop on Oxides Electronics, B-14, Sept. 2010.
• K. Yoshimatsu, H. Kumigashira, A. Fujimori, M. Oshima. In situ angle-resolved photoemission study on SrRuO3 thin films, VUVX2010, 3P39, July 2010.
• K. Yoshimatsu, T. Okabe, H. Kumigashira, S. Okamoto, S. Aizaki, A. Fujimori, M. Oshima. Dimensional crossover induced metal-insulator transition in SrVO3 studied by in situ photoemission spectroscopy, IWOX-VII, P3, Jan. 2010.
• K. Yoshimatsu, T. Okabe, H. Kumigashira, S. Okamoto, S. Aizaki, A. Fujimori, M. Oshima. Bandwidth Controlled Metal-Insulator Transition in SrVO3 Thin Films, The 16th International Workshop on Oxides Electronics, P7-13, Oct. 2009.
• K. Yoshimatsu, K. Horiba, H. Kumigashira, E. Ikenaga, M. Oshima. Thickness dependent electronic structure of La0.6Sr0.4MnO3 layer in SrTiO3/La0.6Sr0.4MnO3/SrTiO3 heterostructures studied by hard x-ray photoemission spectroscopy, AIST-RIKEN Joint WS on "Emergent Phenomena of Correlated Materials", P63, Mar. 2009.
• K. Yoshimatsu, K. Horiba, H. Kumigashira, E. Ikenaga, M. Oshima. Electronic structure of the termination controlled SrTiO₃/La_0.6Sr_0.4MnO₃ interface studied by hard X-ray photoemission spectroscopy, The 15th International Workshop on Oxides Electronics, P1.1, Sept. 2008.
• K. Yoshimatsu, R. Yasuhara, H. Kumigashira, M. Oshima. Electronic structure of the metallic interface between LaAlO3 and SrTiO3 studied by in situ photoemission spectroscopy, The 14th International Workshop on Oxides Electronics, O-3-02, Oct. 2007.
• K. Yoshimatsu, R. Yasuhara, H. Kumigashira, M. Oshima. Electronic structure at LaAlO3/SrTiO3 heterointerface studied by in situ photoemission spectroscopy, 2007 CERC International Symposium, 2P12, May 2007.

国内会議発表 (査読有り)

• 吉松 公平, 坂井 延寿, Xiang P. -H., 浅沼周太郎, 山田浩之, 澤彰仁, 池永 英司, 堀場弘司, 尾嶋 正治, 組頭 広志. 硬X線光電子分光によるSm1-xCaxNiO3薄膜の電子状態, 第26回日本放射光学会年会放射光科学合同シンポジウム, 12P040, Jan. 2013.
• 吉松 公平, 坂井 延寿, Xiang P. -H., 浅沼周太郎, 山田浩之, 澤彰仁, 池永 英司, 堀場弘司, 尾嶋 正治, 組頭 広志. Sm1-xCaxNiO3薄膜の硬X線光電子分光, 日本物理学会２０１２年秋季大会, 19pFE-7, Sept. 2012.
• 吉松 公平, 堀場 弘司, 組頭 広志, 吉田 鉄平, 藤森 淳, 尾嶋 正治. 酸化物量子井戸構造による強相関電子の量子閉じ込め, 2012年秋季第73回応用物理学会学術講演会, 11p-C9-3, Sept. 2012.
• 吉松 公平, 堀場弘司, 組頭 広志, 吉田鉄平, 藤森 淳, 尾嶋 正治. 酸化物量子井戸構造による強相関電子の２次元閉じ込め, 2012年春季第59回応用物理学関係連合講演会, 17a-F6-6, Mar. 2012.
• 吉松 公平, 堀場弘司, 組頭 広志, 吉田鉄平, 藤森 淳, 尾嶋 正治. 酸化物量子井戸構造における強相関電子の量子化状態, 第67回日本物理学会年次会, 26pAD-1, Mar. 2012.
• 吉松 公平, 堀場 弘司, 組頭 広志, 吉田 鉄平, 藤森 淳, 尾嶋 正治. 強相関酸化物 SrVO3 における量子井戸状態, 第25回日本放射光学会年会放射光科学合同シンポジウム, 5C002, Jan. 2012.
• 吉松 公平, 堀場弘司, 組頭 広志, 吉田鉄平, 藤森 淳, 尾嶋 正治. SrVO3の極薄膜化による低次元電子状態, 日本物理学会2011年秋季大会, 24p-BF-4, Sept. 2011.
• 吉松 公平, 堀場弘司, 組頭 広志, 吉田鉄平, 藤森 淳, 尾嶋 正治. 強相関酸化物薄膜における量子井戸状態, 第58回応用物理学関係連合講演会, 24p-BF-4, Mar. 2011.
• 吉松 公平, 坂井延寿, 組頭 広志, 藤森 淳, 尾嶋 正治. SrRuO3薄膜のin situ角度分解光電子分光, 第24回日本放射光学会年会放射光科学合同シンポジウム, 10p052, Jan. 2011.
• 吉松 公平, 坂井延寿, 組頭 広志, 藤森 淳, 尾嶋 正治. SrRuO3薄膜の軟X線角度分解光電子分光, 第66回日本物理学会年次大会, 24pRE-2, Sept. 2010.
• 吉松 公平, 岡部 崇志, 組頭 広志, 岡本敏史, 相崎 真一, 藤森 淳, 尾嶋 正治. 低次元化に伴い金属絶縁体転移を起こすSrVO3薄膜のin situ 放射光光電子分光, 第23回日本放射光学会年会放射光科学合同シンポジウム, 8P056, Jan. 2010.
• 吉松 公平, 岡部 崇志, 組頭 広志, 岡本 敏史, 相崎 真一, 藤森 淳, 尾嶋 正治. 低次元化によりバンド幅制御したSrVO3薄膜の電子状態, 第64回日本物理学会年次大会, 25aRG-9, Mar. 2009.
• 吉松 公平, 堀場 弘司, 組頭 広志, 池永 英司, 尾嶋 正治. 終端制御SrTiO3/La0.6Sr0.4MnO3界面の硬X線光電子分光, 第22回日本放射光学会年会放射光科学合同シンポジウム, 11P056, Jan. 2009.
• 吉松 公平, 堀場弘司, 組頭 広志, 池永 英司, 尾嶋 正治. 終端制御SrTiO3/La0.6Sr0.4MnO3界面の硬X線光電子分光, 第63回日本物理学会年次大会, 21pQF-5, Sept. 2008.
• 吉松 公平, 堀場弘司, 組頭 広志, 池永 英司, 尾嶋 正治. 上部界面を制御したSrTiO3/La0.6Sr0.4MnO3/SrTiO3構造の硬X線光電子分光, 第56回春季応用物理学会学術講演会, 29p-L-13, Mar. 2008.
• 吉松 公平, 安原 隆太郎, 組頭 広志, 尾嶋 正治. LaAlO3/SrTiO3界面のin situ 放射光光電子分光, 第21回日本放射光学会年会放射光科学合同シンポジウム, 14P046, Jan. 2008.
• 吉松 公平, 安原 隆太郎, 組頭 広志, 尾嶋 正治. LaAlO3/SrTiO3界面金属層のin situ 放射光光電子分光, 第62回日本物理学会年次大会, 22pWF-6, Sept. 2007.
• 吉松 公平, 安原 隆太郎, 組頭 広志, 尾嶋 正治. LaAlO3/SrTiO3界面電子状態の放射光光電子分光による解析, 第54回春季応用物理学会学術講演会, 29p-ZA/II, Mar. 2007.

国際会議発表 (査読なし・不明)

• Naoto Watanabe, Keisuke Ide, Takayoshi Katase, Junghwan Kim, Shigenori Ueda, Koji Horiba, Hiroshi Kumigashira, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Light emitting diodes on glass using amorphous oxide semiconductor thin-film phosphors, rare-earth doped a-Ga-O, Materials Research Meeting 2019, Dec. 2019.
• Naoto Watanabe, Keisuke Ide, Takayoshi Katase, Junghwan Kim, Shigenori Ueda, Koji Horiba, Hiroshi Kumigashira, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Low-temperature fabrication of direct-current driven electroluminescent device using amorphous oxide semiconductor thin-film phosphor, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• R. Wakabayashi, M. Hattori, K. Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, A. Ohtomo. Growth of β-Ga₂O₃ -based heterostructures by pulsed-laser deposition, 2nd International Workshop on Gallium Oxide and Related Materials, Sept. 2017.  公式リンク  
  
• Junya Ishimaru, K. Yoshimatsu, Koji Horiba, Hiroshi Kumigashira, A. Ohtomo. Epitaxial growth and physical properties of La₂CrMnO₆ double-perovskite films, The 10th International Conference on the Science and Technology for Advanced Ceramics (STAC-9), Aug. 2017.  公式リンク  
  
• K. Yoshimatsu, K. Nogami, K. Watarai, H. Mashiko, E. Sakai, H. Kumigashira, O. Sakata, T. Oshima, A. Ohtomo. Synthesis and spectroscopic study on double-perovskite oxide thin films, 2014 Energy Materials Nanotechnology Open Access week, Sept. 2014.  公式リンク  
  
• T. Suzuki, K. Yoshimatsu, N. Tsuchimine, T. Oshima, K. Horiba, H. Kumigashira, A. Ohtomo. Layer-by-layer growth of titanium hydride on metal-oxide substrates, The Eighth International Conference on the Science and Technology for Advanced Ceramics, June 2014.  公式リンク  
  

国内会議発表 (査読なし・不明)

• 宮崎 大地, 相馬 拓人, 吉松 公平, 組頭 広志, 大友 明. 交互ターゲットPLD 法により作製したZrNxHy薄膜の仕事関数評価, 第85回応用物理学会秋季学術講演会, Sept. 2024.
• 是石 和樹, 相馬 拓人, 組頭 広志, 大友 明. β-(ScxGa1−x)2O3薄膜の電子状態およびバンドオフセット評価, 第84回応用物理学会秋季学術講演会, Sept. 2023.
• 相馬 拓人, 吉松 公平, 堀場 弘司, 組頭 広志, 大友 明. β-パイロクロア型酸化物における金属-絶縁体転移とラットリング運動, 第70回応用物理学会春季学術講演会, Mar. 2023.
• 佐藤 礼, 相馬 拓人, 組頭 広志, 大友 明. 溶液処理による超伝導Li1–xNbO2薄膜のLi組成制御, 2022年第83回応用物理学会秋季学術講演会, Sept. 2022.  公式リンク  
  
• 相馬 拓人, 吉松 公平, 堀場 弘司, 組頭 広志, 大友 明. 二次元三角格子2H-NbO2層における強相関電子と超伝導, 日本物理学会 2022年秋季大会, Sept. 2022.
• 張 樹桐, サフーラムチャンドラ, 相馬 拓人, 北村 未歩, 堀場 弘司, 組頭 広志, 坂田 修身, 大友 明. ダブルペロブスカイト型 La2MnCoO6薄膜のBアンチサイト欠陥の制御と交換バイアスの観測, 第82回応用物理学会秋季学術講演会, Sept. 2021.
• 王 凱東, Kazunori Nishio, Koji Horiba, Miho Kitamura, Kurei Edamura, Daisuke Imazeki, 中山 亮, Ryota Shimizu, Hiroshi Kumigashira, Taro Hitosugi. Synthesis of high-entropy oxide LiMO2 epitaxial thin films (M = 1/6Cr, 1/6Mn, 1/6Fe, 1/6Co, 1/6Ni, and 1/6Cu), 電気化学会第88回大会, Mar. 2021.
• Kaidong Wang, Kazunori Nishio, Koji Horiba, Miho Kitamura, Kurei Edamura, Daisuke Imazeki, Ryo Nakayama, Ryota Shimizu, Hiroshi Kumigashira, Taro Hitosugi. Synthesis of high-entropy oxide epitaxial thin films: layered rock salt LiCr1/6Mn1/6Fe1/6Co1/6Ni1/6Cu1/6O2, 第39回電子材料シンポジウム, Oct. 2020.
• 相馬 拓人, 吉松 公平, 堀場 弘司, 組頭 広志, 大友 明. 透明Li1−xNbO2薄膜におけるシングルバンド二次元ホール超伝導, 応用物理学会秋季学術講演会, Sept. 2020.
• 相馬 拓人, 吉松 公平, 堀場 弘司, 組頭 広志, 大友 明. 層状LiNbO2におけるp型透明超伝導:NbO6三角柱が創る新規電子状態, 第66回応用物理学会春季学術講演会, Mar. 2019.
• 相馬 拓人, 吉松 公平, 堀場 弘司, 組頭 広志, 大友 明. βパイロクロア型CsW₂O₆金属-絶縁体転移におけるホールドープ効果, 第65回応用物理学会春季学術講演会, Mar. 2018.  公式リンク  
  
• 相馬拓人, 吉松 公平, 堀場弘司, 組頭 広志, 大友 明. βパイロクロア型CsW₂O₆の金属-絶縁体転移と電子構造, 第78回応用物理学会春季学術講演会, Sept. 2017.  公式リンク  
  
• 石丸純也, 吉松 公平, 堀場弘司, 組頭 広志, 大友 明. ダブルペロブスカイト型酸化物La₂VFeO₆の薄膜合成と物性, 第78回応用物理学会春季学術講演会, Sept. 2017.  公式リンク  
  
• 西山奈菜, 増子尚徳, 吉松 公平, 堀場弘司, 組頭 広志, 大友 明. TiO₂(100)面上のCaFe₂O₄薄膜のエピタキシャル成長, 第64回応用物理学会春季学術講演会, Mar. 2017.  公式リンク  
  
• 石丸純也, 吉松 公平, 堀場弘司, 組頭 広志, 大友 明. ダブルペロブスカイト型酸化物La₂CrMnO₆の薄膜合成と物性, 第77回応用物理学会春季学術講演会, Sept. 2016.  公式リンク  
  
• 大島 孝仁, 服部 真依, 若林 諒, 佐々木 公平, 増井 建和, 倉又 朗人, 山腰 茂伸, 堀場 弘司, 組頭 広志, 吉松 公平, 大友 明. β-(Al_xGa_1-x)₂O₃/β-Ga₂O₃ヘテロ接合におけるタイプI型バンドラインナップ, 第34回電子材料シンポジウム, July 2015.  公式リンク  
  
• 服部 真依, 若林 諒, 大島 孝仁, 佐々木 公平, 増井 建和, 倉又 朗人, 山腰 茂伸, 堀場 弘司, 組頭 広志, 吉松 公平, 大友 明. β-(Al_xGa_1-x)₂O₃/β-Ga₂O₃/ヘテロ接合のバンドオフセット評価, 第62回応用物理学会春季学術講演会, Mar. 2015.  公式リンク  
  

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