論文

• Jun Kasahara, Tsukasa Katayama, Shishin Mo, Akira Chikamatsu, Yosuke Hamasaki, Shintaro Yasui, Mitsuru Itoh, Tetsuya Hasegawa. Room-Temperature Antiferroelectricity in Multiferroic Hexagonal Rare-Earth Ferrites, ACS Applied Materials & Interfaces, American Chemical Society, Vol. 129, pp. 4230-4235, Jan. 2021.  公式リンク  
  
• Takafumi Yamamoto, Akira Chikamatsu, Shunsaku Kitagawa, Nana Izumo, Shunsuke Yamashita, Hiroshi Takatsu, Masayuki Ochi, Takahiro Maruyama, Morito Namba, Wenhao Sun, Takahide Nakashima, Fumitaka Takeiri, Kotaro Fujii, Masatomo Yashima, Yuki Sugisawa, Masahito Sano, Yasushi Hirose, Daiichiro Sekiba, Craig M. Brown, Takashi Honda, Kazutaka Ikeda, Toshiya Otomo, Kazuhiko Kuroki, Kenji Ishida, Takao Mori, Koji Kimoto, Tetsuya Hasegawa, Hiroshi Kageyama. Strain-induced creation and switching of anion vacancy layers in perovskite oxynitrides, Nature Communications, Vol. 11, No. 1, pp. 5923, Nov. 2020.  公式リンク  
  
• Ke Gu, Tsukasa Katayama, Shintaro Yasui, Akira Chikamatsu, Sou Yasuhara, Mitsuru Itoh, Tetsuya Hasegawa. A simple method to obtain large-size single-crystalline oxide sheets, Advanced Functional Materials, WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim, May 2020.
• 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.
• 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.
• Shen Xi, Akira Chikamatsu, Kei Shigematsu, Yasushi Hirose, Tomoteru Fukumura, Tetsuya Hasegawa. Metallic transport and large anomalous Hall effect at room temperature in ferrimagnetic Mn4N epitaxial thin film, Applied Physics Letters, Vol. 105, No. 7, pp. 072410, Aug. 2014.
• Kei Shigematsu, Akira Chikamatsu, Yasushi Hirose, Tomoteru Fukumura, Tetsuya Hasegawa. Enhanced coercivity of half-metallic La0. 7Sr0. 3MnO3 by Ru substitution under in-plane uniaxial strain, Apr. 2012.
• 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.
• Daiki Wadati, M Takizawa, Tran Trung, Kiyonao Tanaka, Takashi Mizokawa, Atsushi Fujimori, Akira Chikamatsu, Hiroshi Kumigashira, M Oshima, S. Ishiwata, M. Azuma, M. Takano. Valence Changes Associated with the Metal-Insulator Transition in Bi1-xLaxNiO3, Phys. Rev. B, Vol. 72, No. 15, pp. 155103-1-155103-5, 2005.

国内会議発表 (査読なし・不明)

• 横山 優一, 藤岡 淳, 中村 優男, 白木 將, 一杉 太郎, 吉松 公平, 大友 明, 近松 彰, 長谷川 哲也, 田口 宗孝, 田中 新, 平田 靖透, 川崎 雅司, 十倉 好紀, 和達 大樹, 山本 航平, 田久保 耕, 宮脇 淳, 原田 慈久, 朝倉 大輔, 池永 英司, 山崎 裕一. 高分解能軟X線発光分光で観測したLaCoO₃薄膜のスピン状態とエピタキシャル歪みの関係, 日本物理学会講演概要集, 一般社団法人 日本物理学会, Vol. 71, No. 0, pp. 2057-2057, 2016.
• 横山 優一, 山本 航平, 田久保 耕, 平田 靖透, 片山 司, 近松 彰, 長谷川 哲也, 和達 大樹. 19pDC-8 X線吸収分光で見たコバルト酸水素化物薄膜の電子構造, 日本物理学会講演概要集, 一般社団法人 日本物理学会, Vol. 70, No. 0, 2015.
• Kei Shigematsu, Akira Chikamatsu, Tomoteru Fukumura, Satoshi Toyoda. Sr2MgMoO6− δ thin films fabricated using pulsed-laser deposition with high concentrations of oxygen vacancies, June 2014.

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