論文

• Mari Hiramatsu, Zhongxu Hu, Sakura Yoshikawa, Zan Yang, Xinyi He, Takayoshi Katase, Jun-ichi Yamaura, Hajime Sagayama, Terumasa Tadano, Shigenori Ueda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Nonequilibrium Layered PbS Stabilized by Sn Doping: Bipolar Semiconductors with Low Thermal Conductivity, ACS Appl. Electron. Mater., 6, 11, 8339-8350, Nov. 2024.
• Takayoshi Katase, Seiya Nomoto, Xinyi He, Suguru Kitani, Takashi Honda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Simultaneous Realization of Single-Crystal-Like Electron Transport and Strong Phonon Scattering in Polycrystalline SrTiO3-x H x, ACS Appl. Electron. Mater., Vol. 6, 10, pp. 7424-7429, Sept. 2024.
• Takayoshi Katase, Seiya Nomoto, Xinyi He, Suguru Kitani, Takashi Honda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Simultaneous Realization of Single-Crystal-Like Electron Transport and Strong Phonon Scattering in Polycrystalline SrTiO3-x H x, ACS Appl. Electron. Mater., Vol. 6, 10, pp. 7424-7429, Sept. 2024.
• Atsushi Fukuchi, Takayoshi Katase, Toshio Kamiya. Room-Temperature Possible Current-Induced Transition in Ca2RuO4 Thin Films Grown through Intercalation-Like Cation Diffusion in the A2BO4 Ruddlesden–Popper Structure, Small Methods, pp. 2400264, Sept. 2024.
• Takayoshi Katase, Seiya Nomoto, Xinyi He, Suguru Kitani, Takashi Honda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Simultaneous Realization of Single-Crystal-Like Electron Transport and Strong Phonon Scattering in Polycrystalline SrTiO3-x H x, ACS Appl. Electron. Mater., Vol. 6, 10, pp. 7424-7429, Sept. 2024.
• Kosuke Takenaka, Hibiki Komatsu, Taichi Sagano, Keisuke Ide, Susumu Toko, Takayoshi Katase, Toshio Kamiya, Yuichi Setsuhara. Hydrogen-included Plasma-assisted Reactive Sputtering for Conductivity Control of Ultra-Wide Bandgap Amorphous Gallium Oxide, Jpn. J. Appl. Phys., Vol. 63, pp. 04SP65, Aug. 2024.
• Fumiya Izumisawa, Yuta Ishii, Masatoshi Kimura, Takayoshi Katase, Toshio Kamiya, Jun-ichi Yamaura, Yusuke Kobayashi. Symmetry Change in LaNiO3 Films Caused by Epitaxial Strain from LaAlO3, SrTiO3, and DyScO3 Pseudocubic (001) Surfaces, J. Appl. Phys., Vol. 136, pp. 075303, Aug. 2024.
• Asato Seshita, Aichi Yamashita, Takeshi Fujita, Takayoshi Katase, Akira Miura, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshikazu Mizuguchi. Stabilization and high thermoelectric performance of high-entropy-type cubic AgBi(S,Se,Te)2, J. Alloy Compd., Vol. 1004, pp. 175679, Aug. 2024.
• Asato Seshita, Aichi Yamashita, Takayoshi Katase, Yoshikazu Mizuguchi. High entropy effect on thermoelectric properties of nonequilibrium cubic phase of AgBiSe2−2xSxTex with x = 0–0.6, Dalton Trans., Vol. 53, pp. 14830, Aug. 2024.
• Nana Sun, Kazuki Okamoto, Shinnosuke Yasuoka, Soshun Doko, Naoko Matsui, Toshikazu Irisawa, Koji Tsunekawa, Takayoshi Katase, Tomoyuki Koganezawa, Tomotaka Nakatani, Rosantha Kumara, Osami Sakata, Hiroshi Funakubo. High stability of the ferroelectricity against hydrogen gas in (Al,Sc)N thin films, Appl. Phys. Lett., Vol. 125, pp. 032904, July 2024.
• Teruya Nagafuji, Koshiro Osuna, Kota Hanzawa, Tomoya Gake, Sougmin Bae, Zhongxu Hu, Takayoshi Katase, Akira Takahashi, Hidenori Hiramatsu, Fumiyasu Oba. Carrier generation and compensation mechanism in La2SnO2S3, J. Mater. Chem. C, Vol. 12, pp. 12015, July 2024.  公式リンク  
  
• Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Toshio Kamiya. Thickness-dependent intergrowth of Ruddlesden–Popper impurity structures in solid-phase epitaxial growth of Ca2RuO4 thin films, J. Ceram. Soc. Jpn., Vol. 132, pp. 312, July 2024.
• 瀨下亜里, 山下愛智, 藤田武志, 三浦 章, 片瀬貴義, 森吉千佳子, 黒岩芳弘, 中平夕貴, 水口佳一. ハイエントロピー型熱電材料AgBiSe2−2xSxTexの熱電特性, 材料の科学と工学, Vol. 61, No. 3, June 2024.
• Xinyi He, Tatsuya Cho, Takayoshi Katase, Kota Hanzawa, Suguru Kitani, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Wide-Gap p-Type Layered Oxychalcogenides AE2CuInO3Ch (AE: Alkaline Earth; Ch: Chalcogen): Unusually Low Residual Carrier Concentration and Green-to-Red Emission, CHEMISTRY OF MATERIALS, 36, June 2024.
• Chihiro Yamamoto, Xinyi He, Kota Hanzawa, Takayoshi Katase, Masato Sasase, Jun-ichi Yamaura, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Phonon drag thermopower persisting over 200 K in FeSb2 thin film on SrTiO3 single crystal, APPLIED PHYSICS LETTERS, May 2024.
• Keiji Tsubaki, Masashi Arita, Takayoshi Katase, Toshio Kamiya, Atsushi Tsurumaki-Fukuchi, Yasuo Takahashi. Significant effects of epitaxial strain on nonlinear transport properties in Ca2RuO4 thin films with the current-driven transition, Jpn. J. Appl. Phys., Vol. 63, pp. 01SP03, Dec. 2023.
• Xinyi He, Shigeru Kimura, Takayoshi Katase, Terumasa Tadano, Satoru Matsuishi, Makoto Minohara, Hidenori Hiramatsu, Hiroshi Kumigashira, Hideo Hosono, Toshio Kamiya. Inverse-Perovskite Ba3BO (B=Si and Ge) as a HighPerformance Environmentally Benign ThermoelectricMaterial with Low Lattice Thermal Conductivity, Advanced Science, p. 2307058, Dec. 2023.
• Takayoshi Katase, Toshio Kamiya. Enhancement of thermoelectric performance by breaking thermopower - conductivity trade-off relation in artificially designed oxide thin-film heterostructures, J. Ceram. Soc. Jpn., Vol. 131, pp. 343, Aug. 2023.
• Kenta Kaneko, Tomoaki Oga, Satoru Kaneko, Takayoshi Katase, Mamoru Yoshimoto, Akifumi Matsuda. Buffer-free epitaxial growth of ZnO(0001) thin films at room temperature by tetramethylammonium hydroxide pretreatment of α-Al2O3(0001) substrates, Journal of the Ceramic Society of Japan, Vol. 131, Issue 8, 383-388, Aug. 2023.  公式リンク  
  
• Kazuki Mitsui, Zhongxu Hu, Kota Hanzawa, Takayoshi Katase, Hidenori Hiramatsu, Akira Saitoh. Effect of iron substitution on electronic conductivity of bismuth sesquioxide glasses, J. Appl. Phys., Vol. 134, pp. 075101, July 2023.  公式リンク  
  
• Takahiro Sawahara, Hiroto Arima, Takayoshi Katase, Aichi Yamashita, Ryuji Higashinaka, Yoshikazu Mizuguchi. Superconductivity in In-doped AgPbBiTe3 compounds synthesized by high-pressure synthesis, Physica C, Vol. 612, pp. 1354308, July 2023.
• Kodai Aoyama, Takao Shimizu, Hideto Kuramochi, Masami Mesuda, Ryo Akiike, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, Yoshisato Kimura, Hiroshi Funakubo. Enhancement of thermoelectric properties of SrSi2 films by mixing cubic and trigonal phase, ACS Appl. Energy Mater. 2023, vol. 6, pp. 6593−6597, June 2023.
• Kodai Aoyama, Takao Shimizu, Hideto Kuramochi, Masami Mesuda, Ryo Akiike, Takayoshi Katase, Yoshisato Kimura, Hiroshi Funakubo. Enhanced Thermoelectric Properties of SrSi2 Composite Films with Cubic and Layered Polymorphs, ACS Appl. Energy Mater., Vol. 6, pp. 6593, June 2023.
• Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Direct Imaging of Ion Migration in Amorphous Oxide Electronic Synapses with Intrinsic Analog Switching Characteristics, ACS Appl. Mater. Interfaces, Vol. 15, pp. 16842, May 2023.
• Keiji Tsubaki, Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Toshio Kamiya, Masashi Arita, Yasuo Takahashi. Dynamics of an Electrically Driven Phase Transition in Ca2RuO4 Thin Films: Nonequilibrium High-Speed Resistive Switching in the Absence of an Abrupt Thermal Transition, Adv. Electron. Mater., Vol. 9, pp. 2201303, Apr. 2023.
• Xinyi He, Seiya Nomoto, Takehito Komatsu, Takayoshi Katase, Terumasa Tadano, Suguru Kitani, Hideto Yoshida, Takafumi Yamamoto, Hiroshi Mizoguchi, Keisuke Ide, Hidenori Hiramatsu, Hitoshi Kawaji, Hideo Hosono, Toshio Kamiya. Hydride anion substitution boosts thermoelectric performance of polycrystalline SrTiO3 via simultaneous realization of reduced thermal conductivity and high electronic conductivity, Adv.Funct. Mater., Vol. 33, 28, p. 2313144, Apr. 2023.
• Xinyi He, Seiya Nomoto, Takehito Komatsu, Takayoshi Katase, Terumasa Tadano, Suguru Kitani, Hideto Yoshida, Takafumi Yamamoto, Hiroshi Mizoguchi, Keisuke Ide, Hidenori Hiramatsu, Hitoshi Kawaji, Hideo Hosono, Toshio Kamiya. Hydride anion substitution boosts thermoelectric performance of polycrystalline SrTiO3 via simultaneous realization of reduced thermal conductivity and high electronic conductivity, Adv.Funct. Mater., Vol. 33, 28, p. 2313144, Apr. 2023.
• Xinyi He, Seiya Nomoto, Takehito Komatsu, Takayoshi Katase, Terumasa Tadano, Suguru Kitani, Hideto Yoshida, Takafumi Yamamoto, Hiroshi Mizoguchi, Keisuke Ide, Hidenori Hiramatsu, Hitoshi Kawaji, Hideo Hosono, Toshio Kamiya. Hydride anion substitution boosts thermoelectric performance of polycrystalline SrTiO3 via simultaneous realization of reduced thermal conductivity and high electronic conductivity, Adv.Funct. Mater., Vol. 33, 28, p. 2313144, Apr. 2023.
• Zhongxu Hu, Mari Hiramatsu, Xinyi He, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Reversible Thermal Conductivity Modulation of Non-equilibrium (Sn1-xPbx)S by 2D-3D Structural Phase Transition above Room Temperature, ACS Appl. Energy Mater., Vol. 6, pp. 3504, Mar. 2023.
• Sheng-Ying Chou, Hiroshi Masai, Masaya Otani, Hiromichi V. Miyagishi, Gentaro Sakamoto, Yusuke Yamada, Yusuke Kinoshita, Hitoshi Tamiaki, Takayoshi Katase, Hiromichi Ohta, Tomoki Kondo, Akinobu Nakada, Ryu Abe, Takahisa Tanaka, Ken Uchida, Jun Terao. Efficient electrocatalytic H2O2 evolution utilizing electron-conducting molecular wires spatially separated by rotaxane encapsulation, Appl. Catal. B: Environmental, Vol. 327, pp. 122373, Feb. 2023.
• Takayoshi Katase, Toshio Kamiya. Giant electronic conductivity switching driven by artificial modulation of crystal structure dimensionality, JSAP Review, pp. 220418, Dec. 2022.
• Makoto Minohara, Yuka Dobashi, Naoto Kikuchi, Akane Samizo, Takashi Honda, Xinyi He, Takayoshi Katase, Toshio Kamiya, Keishi Nishio, Yoshihiro Aiura. Tuning of Hole Carrier Density in p-type α-SnWO4 by Exploiting Oxygen Defects, Materials Advances, Vol. 3, pp. 9111, Nov. 2022.
• 片瀬貴義, 神谷利夫. 非平衡(Pb,Sn)Se半導体における2D-3D構造転移の人工的誘起と巨大電気特性変調, 応用物理, Vol. 91, No. 11, pp. 683, Nov. 2022.
• Takayoshi Katase. High-critical temperature iron-based superconductor epitaxial films for expanding the potential applications, Supercond. Sci. Technol., Vol. 35, pp. 120502, Nov. 2022.
• 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.
• 片瀬貴義, 神谷利夫. 電気伝導率と熱起電力を同時に向上できる酸化物熱電材料を開発, セラミックス, Vol. 57, No. 2, pp. 114, Aug. 2022.
• 片瀬貴義. 酸化物に圧力を加えて, 電気伝導度と熱起電力を同時に向上させる熱電材料を開発, 日本熱電学会誌, Vol. 18, No. 3, pp. 148, June 2022.
• 片瀬貴義. 強電子相関酸化物ヘテロ構造に発現する巨大フォノンドラッグ熱電能, 日本熱電学会誌, Vol. 18, No. 3, pp. 114, June 2022.
• Md. Raid Kasem, Ryota Ishii, Takayoshi Katase, Osuke Miura, Yoshikazu Mizuguchi. Tuning of carrier concentration and superconductivity in high-entropy-alloy-type metal telluride (AgSnPbBi)(1-x)/4InxTe, J. Alloy Compd., Vol. 920, pp. 166013, June 2022.
• Hiroshi Mizoguchi, Sang-Won Park, Takayoshi Katase, Jiaohao Yu, Junjie Wang, Hideo Hosono. Unique Conduction Band Minimum of Semiconductors Possessing a Zincblende-Type Framework, Inorg. Chem., Vol. 61, pp. 10359, June 2022.
• Nozomi Soya, Takayoshi Katase, Kazuya Ando. Elastic and Inelastic Spin Transport in SrTiO3-based Magnetic Heterostructure, Advanced Electronic Materials, Vol. 8, p. 2200232, May 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.
• 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.
• Kaiwen Li, Atsushi Shimizu, Xinyi He, Keisuke Ide, Kota Hanzawa, Kosuke Matsuzaki, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Q. Zhang, Toshio Kamiya. Low Residual Carrier Density and High In-Grain Mobility in Polycrystalline Zn3N2 Films on a Glass Substrate, ACS Appl. Electron. Mater., Vol. 4, pp. 2026, Apr. 2022.
• Yuya Komatsu, Ryota Shimizu, Ryuhei Sato, Markus Wilde, Kazunori Nishio, Takayoshi Katase, Daiju Matsumura, Hiroyuki Saitoh, Masahiro Miyauchi, Jonah R. Adelman, Ryan M. L. McFadden, Derek Fujimoto, John O. Ticknor, Monika Stachura, Iain McKenzie, Gerald D. Morris, W. Andrew MacFarlane, Jun Sugiyama, Katsuyuki Fukutani, Shinji Tsuneyuki, Taro Hitosugi. Repeatable Photoinduced Insulator-to-Metal Transition in Yttrium Oxyhydride Epitaxial Thin Films, Chemistry of Materials, 34, 8, 3616–3623, Apr. 2022.  公式リンク  
  
• Makoto Minohara, Naoto Kikuchi, TKouhei Tsukada, Yuka, Dobashi, Akane Samizo, Keishi Nishio, Xinyi He, Takayoshi Katase, Toshio Kamiya, Yoshihiro Aiura. Effect of intentional chemical doping on crystallographic and electric properties of the pyrochlore Bi2Sn2O7, Materials & Design, Vol. 216, pp. 110549, Mar. 2022.
• 片瀬貴義, 神谷利夫. 温度差で発電する酸化物熱電材料 人工構造を利用した、熱電変換特性を高める新たなアプローチ, クリーンエネルギー, Vol. 31, No. 3, pp. 37, Mar. 2022.
• Xinyi He, Haoyun Zhang, Takumi Nose, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Shigenori Ueda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Degenerated Hole Doping and Ultra-Low Lattice Thermal Conductivity in Polycrystalline SnSe by Nonequilibrium Isovalent Te Substitution, Advanced Science, Vol. 9, pp. 202105958, Mar. 2022.
• 片瀬貴義, 神谷利夫. 結晶構造の次元性を人為的に制御し,巨大な電気抵抗スイッチを実現, 自動車技術「超の世界」, Vol. 75, No. 12, pp. 118, Feb. 2022.
• Yusaku Nishimura, Xinyi He, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Suguru Kitani, Kota Hanzawa, Shigenori Ueda, Hidenori Hiramatsu, Hitoshi Kawaji, Hideo Hosono, Toshio Kamiya. Electronic and Lattice Thermal Conductivity Switching by 3D−2D Crystal Structure Transition in Nonequilibrium (Pb1−xSnx)Se, Advanced Electronic Materials, 32, 2200024 (1 of 9), Feb. 2022.
• Tsubasa Mitobe, Kazuhisa Hoshi, Md. Riad Kasem, Ryosuke Kiyama, Hidetomo Usui, Aichi Yamashita, Ryuji Higashinaka, Tatsuma D. Matsuda, Yuji Aoki, Takayoshi Katase, Yosuke Goto, Yoshikazu Mizuguchi. Superconductivity in In-doped AgSnBiTe3 with possible band inversion, Scientific Reports, Vol. 11, pp. 22885, Nov. 2021.
• 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.
• Takayoshi Katase*, Xinyi He, Terumasa Tadano, Jan M. Tomczak, Takaki Onozato, Keisuke Ide, Bin Feng, Tetsuya Tohei, Hidenori Hiramatsu, Hiromichi Ohta, Yuichi Ikuhara, Hideo Hosono, Toshio Kamiya. Breaking of thermopower – conductivity trade-off in LaTiO3 film around Mott insulator to metal transition, Advanced Science, Vol. 8, pp. 202102097, Oct. 2021.
• Xinyi He, Takayoshi Katase*, Keisuke Ide, Hideo Hosono, Toshio Kamiya. Ion substitution effect on defect formation in two-dimensional transition metal nitrides semiconductor, AETiN2 (AE = Ca, Sr, Ba), Inorg. Chem., Vol. 60, pp. 10227-10234, July 2021.
• Atsushi-Tsurumaki Fukuchi, Takayoshi katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Nanoscale Probing of Field-Driven Ion Migration in TaOx for Neuromorphic Memristor Applications, ESC Trans., Vol. 104, pp. 93, June 2021.
• Kohei Yamagami, Keisuke Ikeda, Atushi Hariki, Yujun Zhang, Akira Yasui, Yasumasa Takagi, Takayoshi Katase, Toshio Kamiya, Hiroki Wadati. Hard x-ray photoemission study on strain effect in LaNiO3 thin films, Appl. Phys. Lett., vol. 118, pp. 161601, Apr. 2021.
• Takayoshi Katase, Yudai Takahashi, Xinyi He, Terumasa Tadano, Keisuke Ide, Hideto Yoshida, Shiro Kawachi, Jun-ichi Yamaura, Masato Sasase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Reversible 3D-2D structural phase transition and giant electronic modulation in nonequilibrium alloy semiconductor, lead-tin-selenide, SCIENCE ADVANCES, Vol. 7, pp. eabf2725, Mar. 2021.
• Hiroshi Mizoguchi, Sang-Won Park, Takayoshi Katase, Grigori V. Vajenine, Joonho Bang, Junghwan Kim, Hideo Hosono. Origin of metallic nature of Na₃N, J. Am. Chem. Soc., vol. 143, p. 69-72, Dec. 2020.
• Tianshu Zhai, Rongbin Wang, Takayoshi Katase, Frances Quigley, Hiromichi Ohta, Patrick Amsalem, Norbert Koch, Steffen Duhm. Substrate-independent energy-level pinning of an organic semiconductor provides versatile hole-injection electrodes, ACS Appl. Electron. Mater., vol. 2, p. 3994-4001, Dec. 2020.
• Chihiro Yamamoto, Xinyi He, Takayoshi Katase, Keisuke Ide, Yosuke Goto, Yoshikazu Mizuguchi, Akane Samizo, Makoto Minohara, Shigenori Ueda, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Double charge polarity switching in Sb-doped SnSe with switchable substitution sites, Adv. Funct. Mater., p. 202008092, Dec. 2020.
• Christian A. Niedermeier, Keisuke Ide, Takayoshi Katase, Hideo Hosono, Toshio Kamiya. Shallow valence band of rutile GeO2 and p-type doping, J. Phys. Chem. C, vol. 124, p. 25721-25728, Nov. 2020.
• Yildirhan Oner, Cihat Boyraz, Hidenori Hiramatsu, Takayoshi Katase, Hideo Hosono. Coexistence of magnetism and superconductivity in thin film of the Fe-based superconductor Ba1-xLaxFe2As2, J. Phys.: Condens. Mater, Vol. 32, pp. 485804, Sept. 2020.
• Sanlue Hu, Bing Xia, Yang-Peng Lin, Takayoshi Katase, Jun Fujioka, Toshio Kamiya, Hideo Hosono, Ke-Zhao Du, Zewen Xiao. p-Type Transparent Quadruple Perovskite Halide Conductors: Fact or Fiction?, Adv. funct. mater., 30, 1909906-1-6, June 2020.
• Atsushi Tsurumaki-Fukuchi, Keiji Tsubaki, Takayoshi Katase, Toshio Kamiya, Masashi Arita, Yasuo Takahashi. Stable and Tunable Current-Induced Phase Transition in Epitaxial Thin Films of Ca2RuO4, ACS Applied Materials & Interfaces, Vol. 12, pp. 28368, May 2020.
• Christian A. Niedermeier, Yu Kumagai, Keisuke Ide, Takayoshi Katase, Fumiyasu Oba, Hideo Hosono, Toshio Kamiya. Phonon scattering limited mobility in the representative cubic perovskite semiconductors SrGeO3, BaSnO3, and SrTiO3, Phys. Rev. B, 101, 125206-1-10, Mar. 2020.
• Kodai Aoyama, Takao Shimizu, Hideto Kuramochi, Masami Mesuda, Ryo Akiike, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, Yoshisato Kimura, Hiroshi Funakubo. Fabrication and characterization of CaxSr1-x)Si2 films prepared by co-sputtering method, MRS Advances, Jan. 2020.
• Kodai Aoyama, Takao Shimizu, Hideto Kuramochi, Masami Mesuda, Ryo Akiike, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, Yoshisato Kimura, Hiroshi Funakubo. Thermoelectric (BaxSr1–x)Si2 films prepared by sputtering method over the barium solubility limit, Jpn. J. Appl. Phys., vol. 59, p. SFFB02-1-6, Jan. 2020.
• Tomoya Oshikiri, Hiroki Sawayanagi, Keisuke Nakamura, Kosei Ueno, Takayoshi Katase, Hiromichi Ohta, Hiroaki Misawa. Arbitary control of diffusion potential between plasmonic metal and semiconductor by angstrom thickness of interface dipoles, The Journal of Chemical Physics, vol. 152, p. 034705, Jan. 2020.
• Takayoshi Katase, Hiromichi Ohta. Electrostatic charge accumulation and electrochemical modulation of transition metal oxides using water-infiltrated nanoporous glass, Semiconductor Science and Technology, vol. 34, p. 123001, Nov. 2019.
• Christian A. Niedermeier, Junichi Yamaura, Jiazhen Wu, Xinyi He, Takayoshi Katase, Hideo Hosono, Toshio Kamiya. New crystal structure built from a GeO6-GeO5 polyhedra network with high thermal stability: -SrGe2O5, ACS Appl. Electron. Mater., vol. 1, p. 1989-1993, Sept. 2019.
• Kosuke Matsuzaki, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Symmetric Ambipolar Thin-Film Transistors and High-Gain CMOS-like Inverters Using Environmentally Friendly Copper Nitride, ACS Appl. Mater. Interfaces, vol. 11, p. 35132-35137, Aug. 2019.
• Chia-En Wu, Keisuke Ide, Takayoshi Katase, Hidenori Hiramastu, Hideo Hosono, Chih-Lung Lin, Toshio Kamiya. New Amorphous In-Ga-Zn-O Thin-Film Transistor-Based Optical Pixel Sensor for Optical Input Signal with Short Wavelength, IEEE Transactions on Electron Devices, vol. 66, p. 3841-3846, July 2019.
• Xinyi He, Zewen Xiao, Takayoshi Katase, Keisuke Ide, Hideo Hosono, Toshio Kamiya. Intrinsic and Extrinsic Defects in Layered Nitride Semiconductor, SrTiN2, Journal of Physical Chemistry C, vol. 123, p. 32, July 2019.
• Jumpei Matsumoto, Kota Hanzawa, Masato Sasase, Silvia Haindl, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono. Superconductivity at 48 K of heavily hydrogen-doped SmFeAsO epitaxial films grown by chemical topotactic reaction using CaH2, Phys. Rev. Mater., vol. 3, p. 103401, July 2019.
• Keisuke Ide, Yuki Futakado, Naoto Watanabe, Junghwan Kim, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Transition Metal‐Doped Amorphous Oxide Semiconductor Thin‐Film Phosphor, Chromium‐Doped Amorphous Gallium Oxide, physica status solidi (a), Vol. 216, no. 5, p. 1800198, Mar. 2019.  公式リンク  
  
• Naoto Watanabe, Keisuke Ide, Junghwan Kim, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Multiple Color Inorganic Thin‐Film Phosphor, RE‐Doped Amorphous Gallium Oxide (RE = Rare Earth: Pr, Sm, Tb, and Dy), Deposited at Room Temperature, physica status solidi (a), Vol. 216, No. 5, p. 1700833, Mar. 2019.  公式リンク  
  
• Takayoshi Katase, Hiromichi Ohta. Oxide-based optical, electrical, and magnetic properties switching devices with water-incorporated gate insulator, Japan Journal of applied physics, vol. 58, p. 090501, Jan. 2019.
• Rongbin Wang, Takayoshi Katase, Ke-Ke Fu, Tianshu Zhai, Jiacheng Yang, Qiankun Wang, Hiromichi Ohta, Norbert Koch, Steffen Duhm. Oxygen vacancies allow tuning the work function of vanadium dioxide, Adv. Mater. Interfaces, vol. 5, pp. 1801033, Oct. 2018.
• Keisuke Ide, Yuki Futakado, Naoto Watanabe, Junghwan Kim, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Transition metal-doped amorphous oxide semiconductor thin film phosphor, chromium-doped amorphous gallium oxide, Phys. Status Solidi A, 216, 1800198, Aug. 2018.
• Ryota Sogabe, Yosuke Goto, Atsuhiro Nishida, Takayoshi Katase, Yoshikazu Mizuguchi. Superconductivity in La1-xCexOBiSSe: Carrier doping by mixed valence of Ce ions, Euro. Phys. Lett., vol. 122, pp. 17004, June 2018.
• Keisuke Nakamura, Tomoya Oshikiri, Kosei Ueno, Takayoshi Katase, Hiromichi Ohta, Hiroaki Misawa. Plasmon-assisted polarity switching of a photoelectric conversion device by UV and visible light irradiation, J. Phys. Chem. C, vol. 122, pp. 14064, Apr. 2018.
• Ke-Ke Fu, Rong-Bin Wang, Takayoshi Katase, Hiromichi Ohta, Norbert Koch, Steffen Duhm. Stoichiometric and Oxygen-Deficient VO2 as Versatile Hole Injection Electrode for Organic Semiconductors, ACS Appl. Mater. Interfaces, vol. 10, pp. 10552-10559, Mar. 2018.
• Keisuke Ide, * Kyohei Ishikawa, Haochun Tang, Takayoshi Katase, Hidenori Hiramatsu, Hideya Kumomi, Hideo Hosono, Toshio Kamiya. Effects of Base Pressure on Growth and Optoelectronic Properties of Amorphous In‐Ga‐Zn‐O: Ultralow Optimum Oxygen Supply and Bandgap Widening, physica status solidi (a), 1700832, 1-6, Feb. 2018.
• Amit Khare, Jaekwang Lee, Jaesoung Park, Gi-Yeop Kim, Si-Young Choi, Takayoshi Katase, Seulki Roh, Tae Sup Yoo, Jungseek Hwang, Hiromichi Ohta, Junwoo Son, Woo Seok Choi. Directing Oxygen Vacancy Channel in SrFeO2.5 Epitaxial Thin Films, ACS Appl. Mater. Interfaces, vol. 10, p. 4831-4837, Jan. 2018.
• Takayoshi Katase, Yuki Suzuki, Hiromichi Ohta. Higly conducting leakage-free electrolyte for SrCoOx-based non-volatile memory device, J. Appl. Phys., vol. 122, p. 135303, Oct. 2017.
• Kensuke Kobayashi, Akiko Nakao, Sachiko Maki, Jun-ichi Yamaura, Takayoshi Katase, Hikaru Sato, Hajime Sagayama, Reiji Kumai, Yoshio Kuramoto, Youichi Murakami, Hidenori Hiramatsu, Hideo Hosono. Structure determination in thin film Ba1-xLaxFe2As2: Relation between the FeAs4 geometry and superconductivity, Phys. Rev. B, Vol. 96, pp. 125116, Sept. 2017.
• Takayoshi Katase, Hiromichi Ohta. Transition-metal-oxide based functional thin-film device using leakage-free electrolyte "The 71st CerSJ Awards for Advancements in Ceramic Science and Technology: Review", J. Ceram. Soc. Jpn., vol. 125, pp. 608-615, May 2017.
• Takayoshi Katase, Kenji Endo, Hiromichi Ohta. Infrared-transmittance tunable metal-insulator conversion device with thin-film-transistor-type structure on a glass substrate, APL Materials, vol. 5, pp. 056105, May 2017.
• Shota Katayama, Takayoshi Katase, Tetsuya Tohei, Bin Feng, Yuichi Ikuhara, Hiromichi Ohta. Reactive solid-phase epitaxy and electrical conductivity of layered sodium manganese oxide films, Cryst. Growth Des., vol. 17, 1849, Feb. 2017.
• Ning Li, Takayoshi Katase, Yanbei Xhu, Takao Matsumoto, Tomonari Uemura, Yuichi Ikuhara, Hiromichi Ohta. Solid-liquid phase epitaxial growth of Li4Ti5O12 thin film, Appl. Phys. Express, Vol. 9, p. 125501, Oct. 2016.
• T. Katase, T. Onozato, M. Hirono, T. Mizuno, H. Ohta. A transparent electrochromic metal-insulator switching device with three-terminal transistor geometry, Sci. Rep., vol. 6, p. 25819, May 2016.
• T. Onozato, T. Katase, A. Yamamoto, S. Katayama, K. Matsushima, N. Itagaki, H. Yoshida, H. Ohta. Optoelectronic properties of valence-state-controlled amorphous niobium oxide, J. Phys. Condens. Mater., vol. 28, p. 255001, May 2016.
• T. Katase, Y. Suzuki, H. Ohta. Reversibly switchable electromagnetic device with leakage-free electrolyte, Adv. Electron. Mater., vol. 2, no. 6, p. 201600044, Mar. 2016.
• Takayoshi Katase, Kenji Endo, Hiromichi Ohta. Electrolysis-induced protonation of VO2 thin film transistor for the metal-insulator phase modulation, Proc. SPIE, vol. 9749, p. 974916, Feb. 2016.
• T. Katase, H. Takahashi, T. Tohei, Y. Suzuki, M. Yamanouchi, Y. Ikuhara, I. Terasaki, H. Ohta. Solid-phase epitaxial growth of A-site-ordered perovskite Sr4-xErxCo4O12-d: A room temperature ferrimagnetic p-type semiconductor, Adv. Electron. Mater., vol. 1, p. 1500199, Oct. 2015.
• T. Katase, K. Endo, T. Tohei, Y. Ikuhara, H. Ohta. Room-temperature-protonation-driven on-demand metal-insulator conversion of a transition metal oxide, Adv. Electron. Mater., vol. 1, p. 1500063, July 2015.
• T. Katase, K. Endo, H. Ohta. Thermopower analysis of metal-insulator transition temperature modulations in vanadium dioxide thin films with lattice distortion, Phys. Rev. B, vol. 92, p. 035302, July 2015.
• T. Katase, K. Endo, H. Ohta. Characterization of electronic structure around metal-insulator transition in V1-xWxO2 thin films by thermopower measurement, J. Ceram. Soc. Jpn., vol. 123, p. 307-311, May 2015.
• T. Katase, K. Endo, H. Ohta. Thermopower analysis of the electronic structure around metal-insulator transition in V1-xWxO2, Phys. Rev. B, vol. 90, p. 161105(R), Oct. 2014.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Critical factor for epitaxial growth of cobalt-doped BaFe2As2 films by pulsed laser deposition, Appl. Phys. Lett., vol. 104, p. 172602, May 2014.
• Takayoshi Katase, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. Electric double-layer transistor using layered iron selenide Mott insulator TlFe_1.6Se₂, Proc. Natl. Acad. Sci. USA, Vol. 111, No. 11, pp. 3979-3983, Feb. 2014.
• Takayoshi Katase, Hikaru Sato, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. Unusual pressure effects on the superconductivity of indirectly electron-doped (Ba_1-xLa_x)Fe₂As₂ epitaxial films, Phys. Rev. B, Vol. 88, No. 14, pp. 140503(R)-1 - 5, Oct. 2013.
• Takayoshi Katase, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. Magnetic scattering and electron pair breaking by rare-earth-ion substitution in BaFe₂As₂ epitaxial films, New J. Phys., Vol. 15, pp. 073019-1 - 15, July 2013.
• Hidenori Hiramatsu, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Superconducting Properties and Phase Diagram of Indirectly Electron-Doped (Sr_1-xLa_x)Fe₂As₂ Epitaxial Films Grown by Pulsed Laser Deposition, IEEE Trans. Appl. Supercond., Vol. 23, No. 3, p. 7300405, June 2013.
• Yoshinori Imai, Fuyuki Nabeshima, Daisuke Nakamura, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Atsutaka Maeda. Ultralow-Dissipative Conductivity by Dirac Fermions in BaFe2As2, J. Phys. Soc. Jpn, vol. 82, p. 043709, Mar. 2013.
• Hikaru Sato, Takayoshi Katase, Won Nam Kang, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. Anomalous scaling behavior in a mixed-state Hall effect of a cobalt-doped BaFe₂As₂ epitaxial film with a high critical current density over 1 MA/cm², Phys. Rev. B, Vol. 87, No. 6, pp. 064504-1 - 7, Feb. 2013.
• Takayoshi Katase, Soshi Iimura, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono:. Identical effects of indirect and direct electron doping of superconducting BaFe2As2 thin films, Phys. Rev. B, Vol. 85, No. 140516(R), pp. 1 - 4, Apr. 2012.
• Hidenori Hiramatsu, Takayoshi Katase, Yoshihiro Ishimaru, Akira Tsukamoto, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. Microstructure and transport properties of [0 0 1]-tilt bicrystal grain boundariesin iron pnictide superconductor, cobalt-doped BaFe₂As₂, Mater. Sci. Eng. B, Vol. 177, pp. 515-519, 2012.
• Hidenori Hiramatsu, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Thin film growth and device fabrication of iron-based superconductors, J. Phys. Soc. Jpn., 81, 011011, 1-25, 2012.
• B. Maiorov, T. Katase, I. O. Usov, M. Weigand, L. Civale, H. Hiramatsu, H. Hosono. Competition and cooperation of pinning by extrinsic point-like defects and intrinsic strong columnar defects in BaFe₂As₂ thin films, Phys. Rev. B, 86, 094513, 2012.
• Takayoshi Katase, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono:. Thin film growth by pulsed laser deposition and properties of 122-type iron-based superconductor AE(Fe_1-xCo_x)₂As₂ (AE = alkaline earth), Supercond. Sci. Technol, Vol. 25, No. 84015, pp. 1 -12, 2012.
• Takayoshi Katase, Yoshihiro Ishimaru, Akira Tsukamoto, Hidenori Hiramatsu, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. Advantageous grain boundaries in iron pnictide superconductors, Nat. Commun, Vol. 2, No. 409, pp. 1-6, Aug. 2011.
• Takayoshi Katase, Hidenori Hiramatsu, Vladimir Matias, Chris Sheehan, Yoshihiro Ishimaru, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. Biaxially textured cobalt-doped BaFe₂As₂ films with high critical current density over 1 MA/cm² on MgO-buffered metal-tape flexible substrates, Appl. Phys. Lett., Vol. 98, pp. 242510-1 - 3, June 2011.
• D. Nakamura, T. Akiike, H. Takahashi, F. Nabeshima, Y. Imai, A. Maeda, T. Katase, H. Hiramatsu, H. Hosono, S. Komiya, I. Tsukada. Terahertz conductivity measurement of FeSe_0.5Te_0.5 and Co-doped BaFe₂As₂ thin films, Physica C, Vol. 471, pp. 634-638, May 2011.
• S. Mohan, T. Taen, H. Yagyuda, Y. Nakajima, T. Tamegai, T. Katase, H. Hiramatsu, H. Hosono. Characterization of epitaxial Co-doped BaFe₂As₂ thin films, Physica C, Vol. 471, pp. 1181-1184, May 2011.
• B. Maiorov, T. Katase, S. A. Baily, H. Hiramatsu, T. G. Holesinger, H. Hosono, L. Civale. Liquid vortex phase and strong c-axis pinning in low anisotropy BaCo_xFe_2-xAs₂ pnictide films, Supercond. Sci. Technol, Vol. 24, pp. 055007-1 - 6, Feb. 2011.
• Toshio Kamiya, Hidenori Hiramatsu, Takayoshi Katase, Masahiro Hirano, Hideo Hosono. Impurities in FeAs-based superconductor, SrFe₂As₂, studied by first-principles calculations, Materials Science and Engineering B, vol. 173, pp. 244-247, 2010.
• Shyam Mohan, Toshihiro Taen, Hidenori Yagyuda, Yasuyuki Nakajima, Tsuyoshi Tamegai, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono. Transport and magnetic properties of Co-doped BaFe₂As₂ epitaxial thin films grown on MgO substrate, Supercond. Sci. Technol., vol. 23, pp. 105016-1 - 5, 2010.
• Takayoshi Katase, Yoshihiro Ishimaru, Akira Tsukamoto, Hidenori Hiramatsu, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. DC superconducting quantum interference devices fabricated using bicrystal grain boundary junctions in Co-doped BaFe₂As₂ epitaxial films, Supercond. Sci. Technol., vol. 23, pp. 082001-1 - 4, 2010.
• Takayoshi Katase, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. High Critical Current Density 4 MA/cm² in Co-doped BaFe₂As₂ Epitaxial Films Grown on (La,Sr)(Al,Ta)O₃ Substrates without Buffer Layers, Applied Physics Express, Vol. 3, p. 063101, 2010.
• Tomomasa Shinozaki, Kenji Nomura, Takayoshi Katase, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Fabrication of GaN epitaxial thin film on InGaZnO₄ single-crystalline buffer layer, Thin Solid Films, vol. 518, pp. 2996-2999, 2010.
• Takayoshi Katase, Yoshihiro Ishimaru, Akira Tsukamoto, Hidenori Hiramatsu, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. Josephson junction in cobalt-doped BaFe₂As₂ epitaxial thin lms on (La,Sr)(Al,Ta)O₃ bicrystal substrates, Appl. Phys. Lett., vol. 96, pp. 142507-1 - 3, 2010.
• Takayoshi Katase, Kenji Nomura, Hiromichi Ohta, Hiroshi Yanagi, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Fabrication of Atomically Flat ScAlMgO₄ Epitaxial Buffer Layer and Low-Temperature Growth of High-Mobility ZnO Films, Cryst. Growth & Des., vol. 10, pp. 1084-1089, 2010.
• Tomofumi Susaki, Sho Kumada, Takayoshi Katase, Kosuke Matsuzaki, Masashi Miyakawa, Hideo Hosono. Fabrication of Flat MgO(111) Films on Al2O3(0001) Substrates by Pulsed Laser Deposition, Applied Physics Express 2, Sept. 2009.
• Hidenori Hiramatsu, Takayoshi Katase, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Water-induced superconductivity in SrFe₂As₂, Phys. Rev. B, vol. 80, pp. 052501-1 - 4, 2009.
• Takayoshi Katase, Hidenori Hiramatsu, Hiroshi Yanagi, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Atomically-flat, chemically-stable, superconducting epitaxial thin film of iron-based superconductor, cobalt-doped BaFe₂As₂, Solid State Commun., vol. 149, pp. 2121-2124, 2009.
• Tomofumi Suzaki, Sho Kumada, Takayoshi Katase, Kosuke Matsuzaki, Masashi Miyakawa, Hideo Hosono. Fabrication of Flat Mgo(111) Films on Al₂O₃(0001) Substrates by Pulsed Laser Deposition, Applied Physics Express, vol. 2, pp. 0914031-3,, 2009.
• Takayoshi Katase, Kenji Nomura, Hiromichi Ohta, Hiroshi Yanagi, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Large domain growth of GaN epitaxial films on lattice-matched buffer layer ScAlMgO₄, Mater. Sci. & Eng. B, vol. 161, pp. 66-70, 2009.
• Hidenori Hiramatsu, Takayoshi Katase, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Superconductivity in Epitaxial Thin Films of Co-Doped SrFe2As2 with Bilayered FeAs Structures and their Magnetic Anisotropy, Appl. Phys. Express, Vol. 1, p. 101702, 2008.
• Hidenori Hiramatsu, Takayoshi Katase, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Heteroepitaxial growth and optoelectronic properties of layered iron oxyarsenide, LaFeAsO, Appl. Phys. Lett, Vol. 93, p. 162504, 2008.

著書

• 片瀬貴義, 神谷利夫. 第II編、第8章 熱伝導制御材料, 熱制御に向けた相変化材料PCMの開発と応用, シーエムシー出版, Apr. 2024.
• 片瀬貴義, ホシンイ, 神谷利夫. 毒性元素を含まない熱電材料で過去最高の変換効率－逆ペロブスカイト酸化物で実現－, セラミックス, Vol. 59, No. 3, pp. 220, Mar. 2024.
• 片瀬貴義, 神谷利夫. セレン化スズ半導体の極性を多段階制御 排熱を電気に変える高性能熱電素子実現へ, クリーンエネルギー, 日本工業出版, Vol. 30, No. 4, pp. 19-22, Apr. 2021.
• 片瀬貴義. 学術講演会優秀講演賞を受賞して, 日本熱電学会誌, 日本熱電学会, Vol. 17, No. 2, pp. 65, Dec. 2020.
• Toshio Kamiya, Hidenori Hiramatsu, Keisuke Ide, Takayoshi Katase, Hideo Hosono. Exotic Crystal Structures and Electronic Structures in Novel Structured Inorganic Materials, Chapter 6, Novel Structured Metallic and Inorganic Materials, ed. by Yuichi Setsuhara, Toshio Kamiya, and Shin-ichi Yamaura, Springer Nature Singapore Pte Ltd, p. 107-120, July 2019.
• 井手啓介, 片瀬貴義, 野村研二, 雲見日出也, 細野秀雄, 神谷利夫. アモルファス酸化物半導体：In－Ga－Zn－O, 21世紀版薄膜作製応用ハンドブック 4編 2章 光部品 7節 透明導電膜, June 2019.

国際会議発表 (査読有り)

• Loku Singgappulige Rosantha Kumara, Sakura Yoshikawa, Atsushi Shimizu, Linwei Li, Takayoshi Katase, Seo Okkyun, Takeshi Watanabe, Masugu Sato, Osami Sakata, Atsushi Fukuchi, Toshio Kamiya. Atomic Scale and Electronic Structure Characterization of Amorphous Tantalum Oxide Thin Films via Synchrotron X-ray Techniques, AsCA2024, Dec. 2024.
• Takayoshi Katase, Xinyi He, Shigeru Kimura, Terumasa Tadano, Satru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Design of high-performance mixed anion thermoelectric oxides, MRS-J, Dec. 2024.
• Teruya Nagafuji, Koshiro Osuna, Kota Hanzawa, Tomoya Gake, Soungmin Bae, Zhongxu Hu, Takayoshi Katase, Akira Takahashi, Hidenori Hiramatsu, Fumiyasu Oba. Elucidation of Carrier Generation and Compensation Mechanism in La2SnO2S3, The 4th International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture (DEJI2MA2024), Oct. 2024.
• Teruya Nagafuji, Koshiro Osuna, Kota Hanzawa, Tomoya Gake, Soungmin Bae, Zhongxu Hu, Takayoshi Katase, Akira Takahashi, Hidenori Hiramatsu, Fumiyasu Oba. Point Defects and Self-Trapped Electrons in La2SnO2S3, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Y. Tsuruma, K. Yamaguchi, D. Sasaki, E. Kawashima, T. Kadono, K. Ide, T. Katase, M. Kimura, T. Kamiya. Why Poly-OS IGO Exhibits Mobilities > 50cm2/Vs, PRiME 2024, Oct. 2024.
• Ryusei Higuchi, Xinyi He, Takayoshi Katase, Toshio Kamiya. Eco-friendly thermoelectric semiconductor layered AE2ZnN2 (AE=Ca, Sr, Ba) with low thermal conductivity, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Sanjin Choi, Takayoshi Katase, Toshio Kamiya. Hydrogen substitution effect on thermoelectric properties of BaTiO3-xHx films with low thermal conductivity, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Tomoya Suzuki, Kaname Sakaban, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Impact of Oxygen Pressure and Substrate Temperature on Epitaxial Film Growth of Rutile-type GeO2, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Zhongxu Hu, Xinyi He, Takayoshi Katase, Hiroyuki Noto, Hiyori Uehara, Toshio Kamiya. Fabrication and thermoelectric properties of La-doped Ba(Zr,Hf)S3 bulk polycrystals with ultra-low thermal conductivity, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Xinyi He, Takayoshi Katase, Satoru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Inverse-Perovskite Oxides with High Thermoelectric Performance and Air Stability, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Zan Yang, Xinyi He, Takayoshi Katase, Toshio Kamiya. Acceleration of Thermoelectric Materials Discovery by Extracting Phonon and Carrier Transport Information from Dielectric Response, The Fourteenth International Conference on the Science and Technology for Advanced Ceramics (STAC14), Oct. 2024.
• Masashi Kurosawa, Takayoshi Katase, Shigehisa Shibayama, Mitsuo Sakashita, Osamu Nakatsuka. Giant thermoelectric power observed in group-IV-based films with high carrier concentrations at low temperatures, 15th International Workshop on New Group IV Semiconductor Nanoelectronics, Oct. 2024.
• Tomoya Suzuki, Keisuke Ide, Takayoshi Katase, Hideo Hosono, Toshio Kamiya. What determines electron effective mass and structural stability in crystalline semiconductors with InGaZnO4 isostructures, IMID 2024, Aug. 2024.
• Atsushi Fukuchi, Takayoshi Katase, Toshio Kamiya. Stable observation of the current-induced insulator–metal transition in nonequilibrium steady states using Ca2RuO4 epitaxial thin films, 15th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN-15), May 2024.
• Atsushi Fukuchi, Takayoshi Katase, Toshio Kamiya. Stable observation of the current-induced insulator–metal transition in nonequilibrium steady states using Ca2RuO4 epitaxial thin films, 15th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN-15), May 2024.
• Takayoshi Katase, Xinyi He, Toshio Kamiya. Eco-friendly high-performance thermoelectric mixed-anion oxides, Euro-MRS, May 2024.
• Xinyi He, Shigeru Kimura, Takayoshi Katase, Terumasa Tadano, Satoru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Low Thermal Conductivity and High Thermoelectric Performance in Toxic-Element-Free Inverse-Perovskite Oxide, 2024 Materials Research Society Spring Meeting & Exhibit, Apr. 2024.
• Xinyi He, Shigeru Kimura, Takayoshi Katase, Terumasa Tadano, Satoru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Origin of high thermoelectric performance and low lattice thermal conductivity in inverse-perovskite Oxide, Ba3BO (B = Si and Ge), STAC - D2MatE 2024, Feb. 2024.
• Takayoshi Katase, Xinyi He, Shigeru Kimura, Terumasa Tadano, Satoru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Inverse-perovskite Ba3BO (B = Si and Ge): a potential high performance eco-friendly thermoelectric material with low lattice thermal conductivity, STAC - D2MatE 2024, Feb. 2024.
• Zhongxu Hu, Mari Hiramatsu, Xinyi He, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Reversible thermal conductivity modulation above room temperature by 2D-3D structural phase transition in non-equilibrium (Sn1-xPbx)S solid solution, STAC - D2MatE 2024, Feb. 2024.
• Zan Yang, Linwei Li, Xinyi He, Takayoshi Katase, Toshio Kamiya. Ultra-low Lattice Thermal Conductivity of SnSb2Se4 with Pseudo-1D Atomic Chains, STAC - D2MatE 2024, Feb. 2024.
• Sakura Yoshikawa, Xinyi He, Takayoshi Katase, Shigenori Ueda, Shunsuke Kobayashi, Kei Nakayama, Takeharu Kato, Hiroki Moriwake, Toshio Kamiya. Origin of electronic conduction in H-doped ultra-wide bandgap SrO thin film, STAC - D2MatE 2024, Feb. 2024.
• Atsushi Shimizu, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Optimization of deposition parameters for porous a-IGZO thin films using machine learning regression, STAC - D2MatE 2024, Feb. 2024.
• Takahiro Sawahara, Hiroto Arima, Takayoshi Katase, Aichi Yamashita, Ryuji Higashinaka, Yoshikazu Mizuguchi. Superconductivity in In-doped AgPbBiTe3, MRM2023/IUMRS-ICA2023, Dec. 2023.
• Atsushi Tsurumaki-Fukuchi, Keiji Tsubaki, Takayoshi Katase, Toshio Kamiya. Nonthermal Mott Resistive Switching in Ca2RuO4 thin films with independence from the temperature-driven transition characteristics, MRM2023/IUMRS-ICA2023, Dec. 2023.
• Itsuki Sugimura, Masaya Nakata, Shigehisa Shibayama, Mitsuo Sakashita, Osamu Nakatsuka, Takayoshi Katase, Masashi Kurosawa. Carrier concentration influence on thermoelectric properties of Sb-doped Ge1−x−ySixSny ternary alloy layers, 14th International WorkShop on New Group IV Semiconductor Nanoelectronics, Dec. 2023.
• Takahiro Sawahara, Hiroto Arima, Takayoshi Katase, Aichi Yamashita, Ryuji Higashinaka, Yoshikazu Mizuguchi. Superconductivity in In-doped AgPbBiTe3 compounds synthesized by high-pressure synthesis, 2023 MRS Fall Meeting & Exhibit, Dec. 2023.
• Asato Seshita, Aichi Yamashita, Takeshi Fujita, Akira Miura, Takayoshi Katase, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshikazu Mizuguchi. High thermoelectric figure-of-merit and ultra-low lattice thermal conductivity of new high-entropy-type AgBi(S, Se, Te)2, MRM2023/IUMRS-ICA2023, Dec. 2023.
• Aichi Yamashita, Asato Seshita, Poonam Rani, Takeshi Fujita, Akira Miura, Takayoshi Katase, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshikazu Mizuguchi. Development of high-entropy-type thermoelectric materials, MRM2023/IUMRS-ICA2023, Dec. 2023.
• Xinyi He, Seiya Nomoto, Takayoshi Katase, Terumasa Tadano, Toshio Kamiya. Enhancing Thermoelectric Performance of SrTiO3 with strong phonon scattering by hydride anion substitution, MRM2023/IUMRS-ICA2023, Dec. 2023.
• Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta. Working mechanisms of a-TaOx-based analog memristors directly visualized at atomically flat surfaces, MEMRISYS 2023, Nov. 2023.
• Takayoshi Katase, Xinyi He, Yusaku Nishimura, Keisuke Ide, Hidenori Hiramatsu, Toshio Kamiya. Thermal conductivity modulation using morphotropic phase boundary of 2D-3D chalcogenide semiconductors, The 3rd International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture, Oct. 2023.
• Keisuke Ide, Takayoshi Katase, Toshio Kamiya. Amorphous-oxide-semiconductor-based phosphors for inorganic light-emitting diodes, The 3rd International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture, Oct. 2023.
• Nozomi Soya, Takayoshi Katase, Kazuya Ando. Temperature dependence of spin-orbit torque in Ni81Fe19/AlOx/SrTiO3 heterostructure, Trends in Magnetism 2023, Sept. 2023.
• Tatsuki Oiwa, Shigehisa Shibayama, Mitsuo Sakashita, Osamu Nakatsuka, Takayoshi Katase, Masashi Kurosawa. Giant thermoelectric power of n-type Si1−xSnx layers grown on FZ-Si(001) substrates, 2023 International Conference on Solid State Devices and Materials, Sept. 2023.
• Itsuki Sugimura, Masaya Nakata, Shigehisa Shibayama, Mitsuo Sakashita, Osamu Nakatsuka, Takayoshi Katase, Masashi Kurosawa. Low-temperature thermoelectric power-factor enhancement of n-type Ge-rich Ge1−x−ySixSny layers, 2023 International Conference on Solid State Devices and Materials, Sept. 2023.
• 山下愛智, 瀬下亜里, Poonam Rani, 藤田武志, 三浦章, 片瀬貴義, 森吉千佳子, 黒岩義弘, 水口佳一. ハイエントロピー型熱電材料の開発, 第20回 日本熱電学会学術講演会, Sept. 2023.
• Keisuke Ide, Tasuke Kadono, Atsushi Shimizu, Koji Yamaguchi, Emi Kawashima, Yuki Tsuruma, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Mobility analysis for polycrystalline and amorphous oxide semiconductors using Seto model combined with in-grain scattering factors, The 23rd International Meeting on Information Display, Aug. 2023.
• Atsushi Shimizu, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Search of optimal deposition conditions and regression model of a-In-Ga-Zn-O by machine learning, The 23rd International Meeting on Information Display, Aug. 2023.
• Asato Seshita, Aichi Yamashita, Takeshi Fujita, Akira Miura, Takayoshi Katase, Chikako Moriyoshi, Yoshihiro Kuroiwa, Yoshikazu Mizuguchi. High thermoelectric figure-of-merit and ultra-low lattice thermal conductivity of new high-entropy-type AgBi(S, Se, Te)2, The 8th Japan-Korea International Symposium on Materials Science and Technology 2023, Aug. 2023.
• Keiji Tsubaki, Atsushi Tsurumaki-Fukuchi, Takayoshi katase, Toshio Kamiya, Masashi Arita, Yasuo Takahashi. Epitaxial strain engineering of nonlinear transport phenomena in an electrically tunable Mott insulator Ca2RuO4, The 9th International Symposium on Organic and Inorganic Electronic materials and Related nanotechnologies, June 2023.
• Masashi Kurosawa, Takayoshi Katase, Yukihiro Imai, Masaya Nakata, Masatoshi Kimura, Toshio Kamiya, Shigehisa Shibayama, Mitsuo Sakashita, Osamu Nakatsuka. Low-temperature Thermoelectric Properties of GeSn Alloys Films, ICSI-ISTDM2023, May 2023.
• Nozomi Soya, Takayoshi Katase, Kazuya Ando. Spin transport in Ni81Fe19/AlOx/SrTiO3 heterostructure, APS March Meeting 2023, May 2023.
• Masashi Kurosawa, Takayoshi Katase, Yukihiro Imai, Masaya Nakata, Masatoshi Kimura, TOSHIO KAMIYA, Shigehisa Shibayama, Mitsuo Sakashita, Osamu Nakatsuka. Low-temperature Thermoelectric Properties of GeSn Alloys Films, ICSI-ISTDM2023, May 2023.
• Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Direct observation of ion migration in amorphous TaOx-based electronic synapses, the 22nd International Vacuum Congress (IVC-22), Sept. 2022.
• Atsushi Turumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Probe Microscopy Analysis of Defect-Driven Analog Memory Functions of TaOx for Neuromorphic Computing, Materials Research Meeting 2021, Dec. 2021.
• Xinyi He, Haoyun Zhang, Takumi Nose, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Enhanced thermoelectric figure-of-merit ZT in layered SnSe doped with isovalent Te and its origin clarified by density functional theory, Materials Research Meeting 2021, Dec. 2021.
• Hiroshi Mizoguchi, Takayoshi Katase, Sang-Won Park, Hideo Hosono. Electroactive role of crystallographic cavity in Na3N, Materials Research Meeting 2021, Dec. 2021.
• Kaiwen Li, Kota Hanzawa, Keisuke Ide, Kosuke Matsuzaki, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Zhang Qun, Toshio Kamiya. Transport properties of Zn3N2 investigated by ionic liquid gated electric-double-layer transistors, Materials Research Meeting 2021, Dec. 2021.
• Tasuke Kadono, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Fabrication and characterization of resistive random-access memory device using amorphous 12CaO·7Al2O3, Materials Research Meeting 2021, Dec. 2021.
• Shigeru Kimura, Akihiro Shiraishi, Xinyi He, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. High-purity bulk synthesis and electronic properties of a two-dimensional layered semiconductor, alkaline earth transition metal nitrides, Materials Research Meeting 2021, Dec. 2021.
• 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.
• Shigeru Kimura, Akihiro Shiraishi, Xinyi He, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Two-dimensional layered semiconductors AETMN2 (AE = Sr, Ba; TM = Ti, Zr, Hf); high-purity bulk synthesis and electronic property characterization, 2021 Materials Research Society Fall Meeting & Exhibit, Nov. 2021.
• Xinyi He, Chihiro Yamamoto, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Double charge polarity conversion by Sb doping in layered SnSe with switchable substitution sites, 2021 Materials Research Society Fall Meeting & Exhibit, Nov. 2021.
• Masatoshi Kimura, Xinyi He, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Large phonon drag thermopower enhancement by epitaxial strain and phonon leaking in LaAlO3 / LaNiO3 / LaAlO3 heterostructure, 2021 Materials Research Society Fall Meeting & Exhibit, Nov. 2021.
• Atsushi Tsurumaki-Fukuchi, Yasuo Takahashi, Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Nanoscale Probing of Field-Driven Ion Migration in TaOx for Neuromorphic Memristor Applications, 240th ECS Meeting, Oct. 2021.
• Kaiwen Li, Kota Hanzawa, Keisuke Ide, Kosuke Matsuzaki, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Zhang Qun, Toshio Kamiya. Room-temperature fabrication of ionic liquid gated Zn3N2 electric double layer transistors with non-degenerate channel electron density, 2021 International Conference on Solid State Devices and Materials (SSDM 2021), Sept. 2021.
• Keiji Tsubaki, Atsushi Turumaki-Fukuchi, Yasuo Takahashi, Takayoshi Katase, Toshio Kamiya, Masashi Arita. Fast and Reliable Resistance Switching in Ca2RuO4 Thin Films Driven by the Current-Induced Phase Transitions, 2021 International Conference on Solid State Devices and Materials (SSDM), Sept. 2021.
• Xinyi He, Tatsuya Cho, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Electronic structures and electro-optical properties of layered oxychalcogenide semiconductor, AE2CuInO3Ch (AE: Alkaline earth, Ch: Chalcogen), The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Xinyi He, Haoyun Zhang, Takumi Nose, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Origin of high-density hole doping by isovalent Te substitution in SnSe, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Ryusei Higuchi, Takayoshi Katase, Kota Hanzawa, Shintaro Yasui, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Thermoelectric properties of non-equilibrium SnSe thin films stabilized by epitaxial strain, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Masatoshi Kimura, Xinyi He, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Phonon-drag driven giant anisotropic thermopower in epitaxially strained LaNiO3 (110) ultra-thin films, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Mari Hiramatsu, Xinyi He, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. High electron conductivity and extremely low thermal conductivity of layered SnS semiconductor by geometrical Pb doping, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Shigeru Kimura, Akihiro Shiraishi, Xinyi He, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Electronic structures and electronic properties of 2-dimensional layered semiconductors, AETMN2 (AE = Sr, Ba; TM = Ti, Zr, Hf), The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Probe Microscopy analysis of neuromorphic resistive memory functions of amorphous oxide semiconductors, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Keiji Tsubaki, Tenki Ishida, Yasuo Takahashi, Takayoshi Katase, Toshio Kamiya, Atsushi Tsurumaki-Fukuchi, Masashi Arita. Current-driven metal-insulator transition observed in epitaxial thin films of the Mott Semiconductor Ca2RuO4, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Takumi Nose, Xinyi He, Haoyun Zhang, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Degenerate hole conduction and ultra-low lattice thermal conductivity of SnSe by nonequilibrium isovalent Te substitution, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Masatoshi Kimura, Yuhi Higuchi, Xinyi He, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Strain-induced large power-factor enhancement by breaking thermoelectric trade-off relation in lanthanum nickel oxide, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Keisuke Ide, Yukari Kasai, Akihiro Kato, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Effect of hydrogen doping on transport property of ultrawide bandgap amorphous oxide semiconductor, amorphous Ga-O, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Kaiwen Li, Kota Hanzawa, Keisuke Ide, Kosuke Matsuzaki, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Qun Zhang, Toshio Kamiya. Fabrication of Zn3N2 electric double layer transistor by ionic liquid gating, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Keisuke Ide, Yukari Kasai, Akihiro Kato, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Effect of hydrogen doping on transport property of ultrawide bandgap amorphous oxide semiconductor, amorphous Ga-O, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Takayoshi Katase, Xinyi He, Terumasa Tadano, Keisuke Ide, Hideto Yoshida, Shiro Kawachi, Junichi Yamaura, Masato Sasase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. 3D-2D structural phase transition and giant electronic conductivity modulation in non-equilibrium hetero-structural alloy, (Pb1-xSnx)Se, The Twelfth International Conference on the Science and Technology for Advanced Ceramics (STAC12), July 2021.
• Keiji Tsubaki, Tenki Ishida, Yasuo Takahashi, Takayoshi Katase, Toshio Kamiya, Atsushi Tsurumaki-Fukuchi, Masashi Arita. Solid-phase epitaxial growth of Ca2RuO4 thin films with current-induced metal-insulator transition, The 8th Asian Conference on Crystal Growth and Crystal Technology (CGCT-8), Mar. 2021.
• Keiji Tsubaki, Tenki Ishida, Yasuo Takahashi, Takayoshi Katase, Toshio Kamiya, Atsushi Tsurumaki-Fukuchi, Masashi Arita. Current-induced insulator-to-metal transition of Ca2RuO4 thin films observed in local electrical measurements, 33rd International Microprocesses and Nanotechnology Conference (MNC 2020), Nov. 2020.
• Kodai Aoyama, Takao Shimizu, Hideto Kuramochi, Masami Mesuda, Ryo Akiike, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, Yoshisato Kimura, Hiroshi Funakubo. Expansion of Ba and Ca solubility limit into SrSi2 thin film and their thermoelectric properties, 2019 MRS Fall Meeting & Exhibit, Dec. 2019.
• Atsushi Tsurumaki-Fukuchi, Keiji Tusubaki, Takayoshi Katase, Toshio Kamiya, Masashi Arita, Yasuo Takahashi. Observation of Field-Induced Resistive Phase Transition in Ca2RuO4 Thin Films, 26th International Workshop on Oxide Electronics (iWOE 26), Oct. 2019.
• Rongbin Wang, Keke Fu, Takayoshi Katase, Hiromichi Ohta, Steffen Duhm, Norbert Koch. Vanadium dioxide as high work function electrode, DPG Spring Meeting and EPS-CMD27, Mar. 2018.
• Yutaro Kobayashi, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Opto-Electrical Properties and Structural Transition in BaSnO3-BaCeO3 Oxide Semiconductor Solid-Solution System, 4th International Conference on Advanced Electromaterials (ICAE 2017), Nov. 2017.
• K. Ide, M. Ota, T. Katase, K. Takenaka, Y. Setsuhara, A. Hiraiwa, H. Kawarada, H. Hiramatsu, H. Hosono, T. Kamiya. Effects of film microstructures on operation characteristics of amorphous In-Ga-Zn-O thin-film transistors, International Conference on Materials and Systems for Sustainability (ICMaSS) 2017, Sept. 2017.
• Yutaro Kobayashi, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Sequential structural transition and optoelectronic properties of BaSnO3-BaCeO3 oxide semiconductor solid solution system, The Tenth International Conference on the Science and Technology for Advanced Ceramics (STAC-10), Aug. 2017.
• Naoto Watanabe, Keisuke Ide, Junghwan Kim, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Electronic structure of amorphous oxide semiconductor-based light emitting thin film, A-GaOx:Eu, The Tenth International Conference on the Science and Technology for Advanced Ceramics (STAC-10), Aug. 2017.
• Y. Futakado, N. Watanabe, K. Ide, J. Kim, T. Katase, H. Hiramats, H. Hosono, T. Kamiya. Exploration of New Oxide Light-Emitting Semiconductor Thin Films Using Transition Metals, 10th International Symposium on Transparent Oxide and Related Materials for Electronics and Optics, July 2017.
• Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Strain-Induced Modulation of Thermopower and Electrical Conductivity of LaTiO3 Epitaxial Films on LaAlO3 Substrate, 10th International Symposium on Transparent Oxide and Related Materials for Electronics and Optics, July 2017.
• 渡邉 脩人, 井手 啓介, 金 正煥, 平松 秀典, 片瀬 貴義, 細野 秀雄, 神谷 利夫. Room Temperature Fabricated Multi-Color Liight-Emitting Thin Films Based on Ultra-Wide Bandgap Amorphous Oxide Semiconductor, 10th International Symposium on Transparent Oxide and Related Materials for Electronics and Optics, July 2017.
• Masato Ohta, Keisuke Ide, Takayoshi Katase, Masato Sasase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Growth Dynamics, Annealing Effects, and Microstructure Evolution in Amorphous In-Ga-Zn-O Observed by HAADF STEM, 10th International Symposium on Transparent Oxide and Related Materials for Electronics and Optics, July 2017.
• A. Tsurumaki-Fukuchi, M. Arita, T. Katase, H. Ohta, Y. Takahashi. Investigation of resistive switching memory effect in a-TaOx films with atomically flat surface, 24th International Colloquium on Scanning Probe Microscopy, Dec. 2016.
• T. Katase, T. Onozato, Y. Suzuki, K. Endo, M. Hirono, T. Mizuno, T. Tohei, Y. Ikuhara, H. Ohta. Water-gated thin film transistors on functional oxides – Toward multifunctional memory devices –, 2016 MRS Fall Meeting & Exhibit, Nov. 2016.
• T. Katase, Y. Suzuki, H. Ohta. Reversible switching from an insulator to a conducting magnet – New way toward high capacity memory device-, International Workshop on Oxide Electronics 23, Oct. 2016.
• M. Yamanouchi, T. Oyamada, T. Katase, H. Ohta. urrent-induced modulation of switching magnetic field in La0.67Sr0.33MnO3/SrTiO3 structures, 61st Annual Conference on Magnetism and Magnetic Materials (2016 MMM Conference, Oct. 2016.
• Y. Suzuki, T. Katase, H. Ohta. Leakage-free alkaline electrolyte: Amorphous NaTaO3 nanopillar array, International Workshop on Oxide Electronics 23, Oct. 2016.
• T. Onozato, T. Katase, T. Tohei, Y. Ikuhara, H. Ohta. Anomalous thermopower of ultrathin LaTiO3 epitaxial layers, International Workshop on Oxide Electronics 23, Oct. 2016.
• Y. Zhang, T. Onozato, T. Katase, H. Ohta. Thermoelectric properties of SrTiO3-SrNbO3 full range solid solutions, International Workshop on Oxide Electronics 23, Oct. 2016.
• K. Nakamura, T. Katase, T. Oshikiri, K. Ueno, H. Ohta, H. Misawa. Fabrication of thin film plasmonic solar cell using controlled nano structure, PACIFICHEM2015 (The International Chemical Congress of Pacific Basin Societies 2015), Dec. 2015.
• T. Katase, Y. Suzuki, H. Ohta. Electrically controlled electro-magnetic phase conversion in magnetic oxide at room temperature, PACIFICHEM2015 (The International Chemical Congress of Pacific Basin Societies 2015), Dec. 2015.
• M. Hirono, T. Katase, H. Ohta. A transparent electro-chromic transistor, PACIFICHEM2015 (The International Chemical Congress of Pacific Basin Societies 2015), Dec. 2015.
• T. Katase, Y. Suzuki, H. Ohta. All-solid-state non-volatile electro-magnetic phase switching device, STAC-9 & TOEO-9, Oct. 2015.
• Ya-Nan Wu, Misako Hirono, Takayoshi Katase, Hiromichi Ohta, Juhn-Jong Lin. Thermoelectric and transport properties of epitaxial ITO and In2O3 films, Workshop on Renewable Energies – Thermoelectrics and Photovoltaics -, Aug. 2015.
• T. Katase, K. Endo, H. Ohta. Field-induced hydrogenation of VO2 thin film transistor for modulation of metal-insulator transition and thermopower, 21st International Workshop on Oxide Electronics (WOE21), Sept. 2014.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Excitation laser dependence and control factor for crystallinity of cobalt-doped BaFe2As2 epitaxial films by pulsed laser deposition, Applied Superconductivity Conference 2014 (ASC2014), Aug. 2014.
• T. Katase, K. Endo, H. Ohta. Electric-field induced hydrogenation of VO2 thin films; toward the modulation of metal-insulator transition and thermopower, The 8th International Conference on the Science and Technology for Advanced Ceramics (STAC-8), June 2014.
• H. Hiramatsu, H. Sato, T. Katase, T. Kamiya, H. Hosono. Heteroepitaxial Growth of Superconducting Ba(Fe,Co)2As2 Thin Films by Pulsed Laser Deposition Using Four Different Laser Wavelengths, The 8th International Conference on the Science and Technology for Advanced Ceramics (STAC-8), June 2014.
• H. Sato, T. Katase, H. Hiramatsu, T. Kamiya, H. Hosono. Pressure effects on superconducting properties of 122-type iron pnictide epitaxial films on several substrates, 6th International Symposium on Superconductivity (ISS 2013), Nov. 2013.
• Hidenori Hiramatsu, Takayoshi Katase, Hikaru Sato, Toshio Kamiya, Hideo Hosono. Unusual pressure effects on the superconductivity of 122-type (Ba1-xLax)Fe2As2 epitaxial films, International Workshop on Novel Superconductors and Super Materials 2013 (NS22013), Nov. 2013.
• H. Hiramatsu, T. Katase, H. Sato, T. Kamiya, H. Hosono. Enhancement of critical temperature up to 30 K of (Ba1-xLax)Fe2As2 epitaxial films by high pressures, The 12th Asia Pacific Physics Conference (APPC12), July 2013.
• Shogo Matsuda, Hikaru Sato, Takayoshi Katase, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. Thin Film Growth and Superconducting Properties of KFe2As2, The 7th International Conference on the Science and Technology of Advanced Ceramics (STAC-7), June 2013.
• Hidenori Hiramatsu, Takayoshi Katase, Hikaru Sato, Toshio Kamiya, Hideo Hosono. Effects of External Pressure on Superconducting Properties of (Ba1-xLax)Fe2As2 Epitaxial Films, The 7th International Conference on the Science and Technology of Advanced Ceramics (STAC-7), June 2013.
• H. Hiramatsu, T. Katase, T. Kamiya, H. Hosono. Film growth of metastable rare-earth doped AeFe2As2 (Ae = Sr and Ba) and their superconducting properties, Applied Superconductivity Conference 2012 (ASC 2012), Oct. 2012.
• B. Maiorov, I. Usov, T. Katase, N. Haberkorn, H. Hiramatsu, M. Weigand, H. Hosono, L. Civale. Influence of artificial and natural pinning centers in different 122 iron arsenide superconductors, Applied Superconductivity Conference 2012 (ASC 2012), Oct. 2012.
• H. Sato, T. Katase, W. Kang, H. Hiramatsu, T. Kamiya, H. Hosono. Scaling of Mixed-State Hall Effect in Optimally Cobalt-Doped BaFe2As2 Epitaxial Films, Applied Superconductivity Conference 2012 (ASC 2012), Oct. 2012.
• Fuyuki Nabeshima, Daisuke Nakamura, Yoshinori Imai, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Atsutaka Maeda. THz Conductivity Measurements of Co-doped and La-doped BaFe2As2 Thin Films, International Conference on Materials and Mechanisms of Superconductors (M2S 2012), July 2012.
• Hidenori Hiramatsu, Takayoshi Katase, Soshi Iimura, Toshio Kamiya, Hideo Hosono. Metastable Rare-Earth (La and Ce) Doping and Superconductivity in BaFe2As2 Epitaxial Films, The 6th International Conference on the Science and Technology for Advanced Ceramics (STAC-6), June 2012.
• Boris Maiorov, T. Katase, M. Weigand, I. Usov, N. Haberkorn, H. Hiramatsu, H. Hosono, L. Civale. Combination of strong natural and artificial pinning centers in Co-doped BaFe2As2 films, APS March Meeting 2012, Feb. 2012.
• Y. Imai, D. Nakamura, F. Nabeshima, T. Katase, H. Hiramatsu, M. Hanawa, I. Tsukada, H. Hosono, A. Maeda. THz conductivity measurements of Ba(Fe1-xCox)2As2 and FeSe1-xTex films, 26th International Conference on Low Temperature Physics (LT26), Aug. 2011.
• Hidenori Hiramatsu, Takayoshi Katase, Chris Sheehan, Vladimir Matias, Yoshihiro Ishimaru, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. Iron Pnictide Films on Metal Tape Substrates with High Critical Current Density, International Conference on Novel SuperConductivity in Taiwan 2011 (ICNSCT 2011), Aug. 2011.
• Y. Imai, F. Nabeshima, D. Nakamura, T. Katase, H. Hiramatsu, H. Hosono, A. Maeda. THZ Conductivity of Ba(Fe1-XCoX)2As2 Thin Films, International Conference on Novel SuperConductivity in Taiwan 2011 (ICNSCT 2011), Aug. 2011.
• D. Nakamura, F. Nabeshima, Y. Imai, A. Maeda, T. Katase, H. Hiramatsu, H. Hosono. Doping dependence of Ba(Fe1-xCox)2As2 thin films by the THz conductivity measurement, APS March Meeting 2011, Mar. 2011.
• T. Katase, Y. Ishimaru, A. Tsukamoto, H. Hiramatsu, T. Kamiya, K. Tanabe, H. Hosono. Josephson junction with Fe-based superconductor Co doped BaFe2As2 epitaxial film, Applied Superconductivity Conference, 2011.
• A. Maeda, D. Nakamura, F. Nabeshima, Y. Imai, T. Katase, H. Hiramatsu, H. Hosono. THz conductivity of underdoped and optimally-doped Ba(Fe1-xCox)2As2 thin films, International Workshop on Novel Superconductors and Super Materials 2011 (NS22011), 2011.
• Hidenori Hiramatsu, Takayoshi Katase, Keiichi Tanabe, Hideo Hosono. Critical currents and grain boundaries in iron pnictide epitaxial films, The 2011 Villa Conference on Iron Pnictide Superconductors (VCIPS 2011), 2011.
• T. Katase, Y. Ishimaru, A. Tsukamoto, H. Hiramatsu, T. Kamiya, K. Tanabe, H. Hosono. Robust grain boundary nature of iron pnictide Superconductors, Mater. Res. Soc. Spring Meeting, 2011.
• T. Katase, Y. Ishimaru, A. Tsukamoto, H. Hiramatsu, A. Tsukamoto, K. Tanabe, H. Hosono. Bicrystal grain boundary junction of Fe-based superconductor Co-doped BaFe2As2, The 15th Japan-US Workshop on Advanced Superconductors, 2011.
• Hidenori Hiramatsu, Takayoshi Katase, Chris Sheehan, Vladimir Matias, Yoshihiro Ishimaru, Akira Tsukamoto, Toshio Kamiya, KeiichiTanabe, Hideo Hosono. Grain boundary transport properties and high Jc films on metal substrates of BaFe2As2:Co, Superconductivity Centennial Conference 2011 (EUCAS-ISEC-ICMC 2011), 2011.
• H. Hiramatsu, T. Katase, T. Kamiya, H. Hosono, Y. Ishimaru, A. Tsukamoto, K. Tanabe. High Critical Angle of Strong Link – Weak Link Transition in Co-Doped BaFe2As2, International Workshop on Novel Superconductors and Super Materials 2011 (NS22011), 2011.
• B. Maiorov, T. Katase, H. Hiramatsu, H. Hosono, L. Civale. Angular dependence of the critical current and vortex phase diagram in Co-doped BaFe2As2 films with strong pinning, APS March Meeting 2011, 2011.
• H. Hiramatsu, T. Katase, Y. Ishimaru, A. Tsukamoto, T. Kamiya, K. Tanabe, H. Hosono. Critical Current Density across Bicrystal Grain Boundary in Fe-based Superconductor Cobalt-Doped BaFe2As2, 5th Int. Conf. Sci. Technol. for Advanced Ceramics (STAC5) - 2nd Int. Conf. Advanced Materials Development and Integration (AMDI2), 2011.
• S. Mohan, T. Taen, H. Yagyuda, Y. Nakajima, T. Tamegai, T. Katase, H. Hiramatsu, H. Hosono. CHARACTERIZATION OF EPITAXIAL Co-DOPED BaFe2As2 THIN FILMS, 23rd International Symposium on Superconductivity 2010 (ISS 2010), Nov. 2010.
• D. Nakamura, T. Akiike, H. Takahashi, F. Nabeshima, Y. Imai, A. Maeda, T. Katase, H. Hiramatsu, H. Hosono, S. Komiya, I. Tsukada. TERAHERTZ CONDUCTIVITY MEASUREMENT OF THIN FLIMS OF Co-DOPED BaFe2As2 AND FeSe1-xTex, 23rd International Symposium on Superconductivity 2010 (ISS 2010), Nov. 2010.
• A. MAEDA, Daisuke Nakamura, T. KATASE, hidenori hiramatsu, HIDEO HOSONO, Y. IMAI, T. AKIIKE, R. TANAKA, AND I. TSUKADA. THz conductivity of BaCo0.2Fe1.8As2 and Fe(Se,Te) superconductor, American Physical Society March Meeting 2010, Mar. 2010.
• Toshio Kamiya, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono. Chemical stability of AeCuFCh and AeFe2As2 (Ae = Mg–Ba, Eu; Ch = S, Se) studied by first-principles calculations, 4th International Conference on Science and Technology for Advanced Ceramics (STAC-4), 2010.
• B. Maiorov, T. Katase, H. Hiramatsu, L. Civale, S. A. Baily, T. G. Holesinger, H. Hosono. High critical currents and strong pinning in low anisotropy BaCoxFe2-xAs2 thin films due to naturally grown correlated defects, Applied Superconductivity Conference (ASC2010), 2010.
• T. Katase, H. Hiramatsu, T. Kamiya, H. Hosono. Chemical Stability of Co-doped AEFe2As2 (AE = Ba and Sr) Epitaxial Thin Films and Improvement of Crystalline Qualities and Superconducting Properties, Mater. Res. Soc. Spring Meeting, 2010.
• T. Katase, Y. Ishimaru, A. Tsukamoto, H. Hiramatsu, T. Kamiya, K. Tanabe, H. Hosono. Grain boundary properties of iron-pnictide superconductor, Co-doped BaFe2As2, The 23rd International Symposium on Superconductivity 2010, 2010.
• Toshio Kamiya, Hidenori Hiramatsu, Takayoshi Katase, Masahiro Hirano, Hideo Hosono. Impurities in FeAs-based superconductor, SrFe2As2, 3rd International Symposium on Science and Technology of Advanced Ceramics(STAC-3), June 2009.
• Tomomasa Shinozaki, Kenji Nomura, Takayoshi Katase, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Epitaxial growth of GaN films on InGaZnO4 single crystalline buffer layer, 6th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-6), Apr. 2009.
• T. Katase, K. Nomura, H. Yanagi, H. Ohta, T. Kamiya, M. Hirano, H. Hosono. Atomic and electronic structures of ScAlMgO4 and over-grown GaN epitaxial film, 3rd International Symposium on Science and Technology of Advanced Ceramics (STAC-3),, 2009.
• Hidenori Hiramatsu, Takayoshi Katase, Toshio Kamiya, Masahiro Hirano, Hideo Hosono. Heteroepitaxial thin film growth of layered iron-based pnictide superconductors and their electrical properties, The 14th US-Japan Workshop on Advanced Superconductors, 2009.
• T. Susaki, T. Katase, K. Matsuzaki, M. Miyakawa, H. Hosono. MgO(111) surface prepared on Al₂O₃(0001) substrates by pulsed laser deposition, STAC2-STSI1, May 2008.
• T. Katase, K. Nomura, H. Ohta, H. Yanagi, T. Kamiya, M. Hirano, H. Hosono. Atomically-flat ScAlMgO4 single-crystalline films fabricated by reactive solid-phase epitaxy (R-SPE): Effects on growth of ZnO and GaN, 2008 Euro Mater. Res. Soc. Fall Meeting, 2008.
• T. Katase, K. Nomura, H. Ohta, H. Yanagi, T. Kamiya, M. Hirano, H. Hosono. Low-Temperature, Large-Domain Growth of ZnO and GaN Epitaxial Films on Lattice-Matched Buffer Layers, STAC-STSI, 2008.
• T. Katase, K. Nomura, H. Ohta, H. Yanagi, T. Kamiya, M. Hirano, H. Hosono. Fabrication of ScAlMgO4 single-crystalline thin films and its application to lattice-matched buffer layer for ZnO, Korea-Japan Workshop on Nanomaterials for IT, Thin Solid Films,, Vol. 516, pp. 5842-5846, 2007.

国内会議発表 (査読有り)

• Zan Yang, Xinyi He, Takayoshi Katase, Toshio Kamiya. Extracting Phonon and Carrier Transport Information from Dielectric Response to Accelerate Thermoelectric Materials Discovery, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• 青山航大, 清水荘雄, 倉持豪人, 召田雅実, 秋池良, 片瀬貴義, 木村好里, 舟窪浩. (Ba,Sr,Ca)Si2膜の作製と熱電特性評価, 第21回 日本熱電学会学術講演会, Sept. 2024.
• 瀨下亜里, 山下愛智, 片瀬貴義, 藤田武志, 三浦章, 森吉千佳子, 黒岩義弘, 中平夕貴, 水口佳一. AgBiSe2におけるハイエントロピー化に伴う熱電特性の向上, 第21回 日本熱電学会学術講演会, Sept. 2024.
• 落合 将寛, 片瀬 貴義, 神谷 利夫. 歪みを制御したSrTiO3薄膜への水素ドーピングと熱電特性, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• Choi Sangjin, 片瀬 貴義, 神谷 利夫. BaTiO3-xHxエピタキシャル薄膜成長と熱電特性, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• 樋口龍生, ホシンイ, 片瀬 貴義, 神谷 利夫. AE2ZnN2 (AE = Ca, Sr, Ba)の電子・熱伝導特性の第一原理計算, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• Xinyi He, Takayoshi Katase, Toshio Kamiya. Simultaneous realization of high thermoelectric performance and air stability of inverse-perovskite oxides, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• 加藤高・柴山茂久・坂下満男・中塚理, Ahmad Al Ghiffari・ Rifky Syariati・石井史之, 片瀬貴義, 黒澤昌志. Si(111)基板上CaSi2エピタキシャル薄膜の低温熱電特性, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• 椙村樹・柴山茂久・坂下満男・中塚理, 和田涼太・黒井隆, 片瀬貴義, 黒澤昌志. イオン注入法により形成したn型4H-SiC薄膜の低温熱電特性, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• Zhongxu Hu, Xinyi He, Takayoshi Katase, Hiroyuki Noto, Hiyori Uehara, Toshio Kamiya. Synthesis and thermoelectric properties of perovskite chalcogenides Ba(Zr,Hf)S3 with ultra-low thermal conductivity, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• Xinyi He, Shigeru Kimura, Takayoshi Katase, Terumasa Tadano, Satru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Toxic-Element-Free Inverse-Perovskite Oxide Ba3BO (B = Ge, Si) with Low Thermal Conductivity and High Thermoelectric Performance, 2024年 応用物理学会 秋季学術講演会, Sept. 2024.
• 片瀬 貴義, 牛島 廉, 小松 武人, 平松 秀典, 細野 秀雄, 神谷 利夫. SrTiO3-xHx焼結体の高温直接合成と熱電特性, 日本セラミックス協会第37回秋季シンポジウム, Sept. 2024.
• 鈴木 朝也, 井手 啓介, 片瀬 貴義, 細野 秀雄, 神谷 利夫. 元素置換InGaZnO4の構造安定性と電子構造の支配因子, 応用物理学会第71回春季学術講演会, Mar. 2024.
• 椙村樹, 柴山茂久, 坂下満男, 中塚理, 片瀬貴義, 黒澤昌志. GaAs基板に形成したSbドープGe1−x−ySixSny薄膜の低温熱電物性, 応用物理学会第71回春季学術講演会, Mar. 2024.
• 熊谷颯士, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. バッファ層挿入による(100)配向岩塩型(Sn1-xCax)Se薄膜の移動度向上, 日本セラミックス協会2024年会, Mar. 2024.
• 老田知樹, ホシンイ, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 層状半導体Bi2OS2高純度試料のメカノケミカル合成と電気特性, 日本セラミックス協会2024年会, Mar. 2024.
• 木村 公俊, Kuan-Ju Zhou, 井手 啓介, 片瀬 貴義, 平松 秀典, 細野 秀雄, Ting-Chang Chang, 神谷 利夫. 機械学習による多値逆問題解析:アモルファス酸化物半導体トランジスタの欠陥分布・電子輸送を例に, 応用物理学会第71回春季学術講演会, Mar. 2024.
• 片瀬貴義, ホシンイ, 木村茂, 只野央将, 松石聡, 平松秀典, 細野秀雄, 神谷利夫. 逆ペロブスカイト型Ba3BO（B = Si, Ge）：低い格子熱伝導率と高い変換効率を有する環境調和型熱電材料, 日本セラミックス協会2024年会, Mar. 2024.
• 片瀬貴義, ホシンイ, 木村茂, 只野央将, 松石聡, 平松秀典, 細野秀雄, 神谷利夫. 逆ペロブスカイト型Ba3BO（B = Si, Ge）：低い格子熱伝導率と高い変換効率を有する環境調和型熱電材料, 日本セラミックス協会2024年会, Mar. 2024.
• 牛島廉, 小松 武人, 片瀬貴義*, 平松秀典, 細野秀雄, 神谷利夫. SrTiO3-xHx焼結体の高温直接合成と窒素アニオン部分置換による熱電特性向上, 日本セラミックス協会2024年会, Mar. 2024.
• 小縣克馬, 片瀬貴義, 神谷利夫. Fe欠損構造を有する層状TlFe1.6Se2の低熱伝導率と熱電変換特性, 日本セラミックス協会第43回電子材料研究討論会, Nov. 2023.
• 吉川桜良, ホシンイ, 片瀬貴義, 上田茂典, 小林俊介, 仲山啓, 加藤丈晴, 森分博紀, 神谷利夫. 超ワイドギャップ酸化物SrO薄膜の水素化により観測された電子伝導性と起源, 日本セラミックス協会第43回電子材料研究討論会, Nov. 2023.
• 清水篤, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 機械学習による多孔質アモルファス In-Ga-Zn-O 薄膜の成膜条件最適化, 薄膜材料デバイス研究会第20回研究集会「薄膜材料デバイス研究会が見据える次世代技術・未来デバイス」, Nov. 2023.
• 南島悠人, ホシンイ, 井手啓介, 片瀬貴義, 神谷利夫. 第一原理計算による環境調和型熱電変換材料の探索システム構築, 薄膜材料デバイス研究会第20回研究集会「薄膜材料デバイス研究会が見据える次世代技術・未来デバイス」, Nov. 2023.
• 木村公俊, K. Zhou, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, T. Chang, 神谷利夫. 機械学習を用いたアモルファス In-Ga-Zn-O トランジスタの高速特性予測および欠陥解析, 薄膜材料デバイス研究会第20回研究集会「薄膜材料デバイス研究会が見据える次世代技術・未来デバイス」, Nov. 2023.
• 鈴木朝也, 井手啓介, 片瀬貴義, 細野秀雄, 神谷利夫. InGaZnO4 型ホモロガス酸化物における高移動度半導体の設計, 薄膜材料デバイス研究会第20回研究集会「薄膜材料デバイス研究会が見据える次世代技術・未来デバイス」, Nov. 2023.
• 福地厚, 片瀬貴義, 神谷利夫. Ruddlesden–Popper構造Ca2RuO4薄膜における陽イオンインターカレーション型反応の観測と室温電流誘起相転移の実現, 日本セラミックス協会第43回電子材料研究討論会, Nov. 2023.
• 片瀬貴義, 阿部聡太, 神谷利夫. 非平衡(Pb1-xSnx)Se薄膜トランジスタの電界誘起抵抗変化, 日本セラミックス協会第43回電子材料研究討論会, Nov. 2023.
• Xinyi He, Seiya Nomoto, Takayoshi Katase, Terumasa Tadano, Toshio Kamiya. Thermoelectric Performance Enhancement of SrTiO3 with Reduced Thermal Conductivity by Hydride Anion Substitution, 第84回応用物理学会秋季学術講演会, Sept. 2023.
• 松崎功佑, 片瀬貴義, 熊谷悠, 角田直樹, 原田航, 大場史康, 細野秀雄. Pd0価ドーピングによる窒化銅半導体のバンド構造制御と熱電特性, 日本セラミックス協会第36回秋季シンポジウム, Sept. 2023.
• 瀬下亜里, 山下愛智, 藤田武志, 三浦章, 片瀬貴義, 森吉千佳子, 黒岩義弘, 水口佳一. ハイエントロピー型熱電材料AgBiSe2-2xSxTexの熱電特性, 第20回 日本熱電学会学術講演会, Sept. 2023.
• Xinyi He, Seiya Nomoto, Takayoshi Katase, Terumasa Tadano, Toshio Kamiya. Strong phonon scattering and thermoelectric property enhancement of SrTiO3 by hydride anion substitution, 日本セラミックス協会第36回秋季シンポジウム, Sept. 2023.
• Zan Yang, Linwei Li, Xinyi He, Takayoshi Katase, Toshio Kamiya. Ultra-low lattice thermal conductivity of SnSb2Se4 with one-dimensional Sn-Se chains, 日本セラミックス協会第36回秋季シンポジウム, Sept. 2023.
• 片瀬貴義, 木村公俊, ホシンイ, 神谷利夫. 水素置換によるSrTiO3エピタキシャル薄膜の熱電変換効率向上, 日本セラミックス協会第36回秋季シンポジウム, Sept. 2023.
• 光井 和輝, フゾンシュ, 半沢 幸太, 片瀬 貴義, 平松 秀典, 斎藤 全. Bi2O3–B2O3ガラスの電気伝導性におよぼすFe3O4ドーピング効果, 第84回応用物理学会秋季学術講演会, Sept. 2023.
• 椿 啓司, 福地 厚, 有田 正志, 片瀬 貴義, 神谷 利夫, 高橋 庸夫. Ca2RuO4薄膜が示す電流誘起転移型の非線形伝導現象に対する基板エピタキシャル応力の影響, 第84回応用物理学会秋季学術講演会, Sept. 2023.
• 澤原嵩大, 有馬寬人, 片瀬貴義, 山下愛智, 東中隆二, 水口佳一. 岩塩型金属テルライドAgPbBiTe3のInドープ超伝導, 日本物理学会 第78回年次大会, Sept. 2023.
• Zhongxu Hu, Mari Hiramatsu, Xinyi He, Takayoshi Katase, Toshio Kamiya. Thermal Conductivity Switching by 2D-3D Structural Phase Transition in (Sn1xPbx)S above Room Temperature, 日本セラミックス協会第36回秋季シンポジウム, Sept. 2023.
• 大岩 樹, 柴山 茂久, 坂下 満男, 中塚 理, 片瀬 貴義, 黒澤 昌志. 高濃度n型ドープSi1−xSnx薄膜の低温熱電物性評価, 第7回フォノンエンジニアリング研究会, Aug. 2023.
• 大岩 樹, 柴山 茂久, 坂下 満男, 中塚 理, 片瀬 貴義, 黒澤 昌志. Si1−xSnx薄膜で観測される巨大熱電能の電子濃度依存性, 第84回応用物理学会秋季学術講演会, Aug. 2023.
• 今井志明, 中田壮哉, 木村公俊, 片瀬貴義, 神谷利夫, 柴山茂久, 坂下満男, 中塚理, 黒澤昌志. 半絶縁性基板上Ge1−xSnx薄膜の低温熱電物性, 第70回 応用物理学会春季学術講演会, Mar. 2023.
• 大岩 樹, 柴山 茂久, 坂下 満男, 中塚 理, 片瀬 貴義, 黒澤 昌志. 高濃度n型ドーピングSi1−xSnx薄膜で観測された巨大熱電能, 第70回 応用物理学会春季学術講演会, Mar. 2023.
• 福地 厚, 椿 啓司, 片瀬 貴義, 神谷 利夫, 有田 正志, 高橋 庸夫. Ca2RuO4 薄膜が示す温度誘起金属–絶縁体転移に依存しないモット型抵抗スイッチング現象, 第70回 応用物理学会春季学術講演会, Mar. 2023.
• 椿 啓司, 福地 厚, 片瀬 貴義, 神谷 利夫, 有田 正志, 高橋 庸夫. 急峻な温度誘起金属絶縁体転移を持たないCa 2RuO 4 薄膜で観測された高速・不連続的な抵抗スイッチング現象, 第58回応用物理学会北海道支部/第19回日本光学会北海道支部合同学術講演会, Jan. 2023.
• 門野太助, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. アモルファス 12CaO・7Al2O3 を用いた ReRAM, 薄膜材料デバイス研究会 第19回研究集会「新半導体材料・デバイス：SDGs実現へ向けて」, Nov. 2022.
• 嵯峨野太一, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. スパッタリング法によるアモルファス酸化ガリウム薄膜の作製とダイオー ド特性の評価, 薄膜材料デバイス研究会 第19回研究集会「新半導体材料・デバイス：SDGs実現へ向けて」, Nov. 2022.
• 清水篤, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 超高真空スパッタリング装置を用いた高移動度多結晶 Zn3N2 薄膜, 薄膜材料デバイス研究会 第19回研究集会「新半導体材料・デバイス：SDGs実現へ向けて」, Nov. 2022.
• フゾンシュ, 平松茉莉, ホシンイ, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 非平衡(Sn1-xPbx)S固溶体の格子間Snによる高濃度電子ドーピング, 日本セラミックス協会第42回電子材料研究討論会, Nov. 2022.
• ホ シンイ, 片瀬貴義, 井手啓介, 細野秀雄, 神谷利夫. ZnO中の水素複合欠陥, 薄膜材料デバイス研究会 第19回研究集会「新半導体材料・デバイス：SDGs実現へ向けて」, Nov. 2022.
• ホシンイ, チェン ジンシュアイ, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. (111)配向非平衡岩塩型(Sn,Ca)Seエピタキシャル薄膜のドメイン境界の電気特性, 日本セラミックス協会 第35回秋季シンポジウム, Sept. 2022.
• 樋口龍生, 片瀬貴義, 半沢幸太, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 層状SnSe非平衡相のエピタキシャル膜による安定化と構造・電気特性, 日本セラミックス協会 第35回秋季シンポジウム, Sept. 2022.
• フゾンシュ, 平松茉莉, ホシンイ, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 非平衡(Sn,Pb)S固溶体の合成: 格子間Snによる電子ドーピングと強フォノン散乱, 日本セラミックス協会 第35回秋季シンポジウム, Sept. 2022.
• Xinyi He, Haoyun Zhang, Takumi Nose, Takayoshi Katase, Terumasa Tadano, Keisuke Ide, hidenori hiramatsu, HIDEO HOSONO, TOSHIO KAMIYA. Degenerated hole doping and enhanced thermoelectric figure-of-merit ZT in layered SnSe by isovalent Te ion substitution, 第83回応用物理学会秋季学術講演会, Sept. 2022.
• 福地 厚, 片瀬 貴義, 太田 裕道, 有田 正志, 高橋 庸夫. アモルファスTaOxが示す抵抗変化現象の確立過程性に対する相構造の影響の観測, 第83回応用物理学会秋季学術講演会, Sept. 2022.
• 片瀬貴義, 西村優作, ホ シンイ, 只野央将, 井手啓介, 気谷卓, 半沢幸太, 平松秀典, 川路均, 細野秀雄, 神谷利夫. 準安定(Pb1-xSnx)Se固溶体の2次元-3次元構造転移に伴う熱伝導率変調, 第83回応用物理学会秋季学術講演会, Sept. 2022.
• 片瀬貴義, ホ シンイ, チェン ジンシュアイ, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 高移動度岩塩型(Sn,Ca)Se準安定相のエピタキシャル薄膜成長とキャリア輸送特性, 第83回応用物理学会秋季学術講演会, Sept. 2022.
• フゾンシュ, 平松茉莉, ホシンイ, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. (Sn1-xPbx)S固溶体の非平衡合成と熱・電気特性制御, 応用物理学会第6回フォノンエンジニアリング研究会, July 2022.
• 曽家希美, 片瀬貴義, 安藤和也. Ni81Fe19/AlOx/SrTiO3積層構造におけるスピン輸送の温度依存性, 日本物理学会第77回年次大会, Mar. 2022.
• 福地 厚, 片瀬 貴義, 太田 裕道, 有田 正志, 高橋 庸夫. イオン移動制御に基づくTaOxへのアナログ的/確率論的抵抗変化機能の選択的誘起と抵抗変化過程の直接観察, 第69回応用物理学会春季学術講演会, Mar. 2022.
• Liwei Li, Keisuke Ide, Takayoshi Katase, Hideo Hosono, Toshio Kamiya. Local bonding structures in amorphous oxide semiconductors studied by DFT and machine-learning potential, 第60回日本セラミックス協会 セラミックス基礎科学討論会, Jan. 2022.
• ホ シンイ, チェン ジンシュアイ, 片瀬 貴義, 井手 啓介, 平松 秀典, 細野 秀雄, 神谷 利夫. 300cm2/Vs以上の粒内正孔移動度を示す非平衡岩塩型(Sn,Ca)Seエピタキシャル薄膜, 薄膜材料デバイス研究会 第18回研究集会, Nov. 2021.
• 木村茂, ホ シンイ, 片瀬 貴義, 井手 啓介, 平松 秀典, 細野 秀雄, 神谷 利夫. 逆ペロブスカイト型酸化物Ba3(Si,Ge)Oの高純度バルク合成と電気特性評価, 薄膜材料デバイス研究会 第18回研究集会, Nov. 2021.
• 椿 啓司, 福地 厚, 高橋 庸夫, 片瀬 貴義, 神谷 利夫, 有田 正志. Ca2RuO4エピタキシャル薄膜における電流誘起非線形伝導現象の高速化, 第82回応用物理学会秋季学術講演会, Sept. 2021.
• 福地 厚, 片瀬 貴義, 太田 裕道, 有田 正志, 高橋 庸夫. 原子平坦アモルファス薄膜を用いたTaOxのアナログメモリ動作過程の直接観察, 第82回応用物理学会秋季学術講演会, Sept. 2021.
• 福地厚, 椿啓司, 高橋庸夫, 片瀬貴義, 神谷利夫, 有田正志. Ca2RuO4薄膜における非線形伝導現象の高速化と不連続転移の観測, 日本物理学会2021年秋季大会, Sept. 2021.
• 福地 厚, 椿 啓司, 石田 典輝, 片瀬 貴義, 神谷 利夫, 有田 正志, 高橋 庸夫. Ca2RuO4薄膜における電流誘起抵抗転移のRu欠損量依存性, 2021年第68回応用物理学会春季学術講演会, Mar. 2021.
• 高橋 雄大, 片瀬 貴義, ホ シンイ, 只野 央将, 井手 啓介, 吉田 秀人, 河智 史朗, 山浦 淳一, 笹瀬 雅人, 平松 秀典, 細野 秀雄, 神谷 利夫. 準安定(Pb1-xSnx)Se薄膜の2次元-3次元構造転移と巨大電子物性変調, 2021年第68回応用物理学会春季学術講演会, Mar. 2021.
• 井手啓介, 笠井悠莉華, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 超ワイドギャップアモルファス酸化物半導体を用いたショットキーバリアダイオードの逆バイアス特性, 2021年第68回応用物理学会春季学術講演会, Mar. 2021.
• 白石明浩, ホー シンイ, 渡邉脩人, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 2次元層状半導体AETMN2 (AE = Sr, Ba, TM = Ti, Zr, Hf)の高純度試料合成と電気・磁気特性, 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• 福地厚, 椿啓司, 石田典輝, 片瀬貴義, 神谷利夫, 高橋庸夫, 有田正志. Ca2RuO4エピタキシャル薄膜が示す電流誘起絶縁体-金属転移とその抵抗変化特性, 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• ホーシンイ, 片瀬貴義, 井手啓介, 細野秀雄, 神谷利夫. Density functional study on electronic structure, defect formation and carrier doping control of AETMN2 (AE=Ca,Sr,Ba, TM=Ti,Zr,Hf), 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• 橋本幸花, ホーシンイ, 片瀬貴義, 井手啓介, 細野秀雄, 神谷利夫. 超ワイドギャップアルカリ土類酸化物への電子ドーピングの理論的検討, 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• 西村優作, ホーシンイ, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 準安定(Pb1-xSnx)Se固溶体バルク試料の合成と2次元-3次元構造転移に伴う巨大電子物性変調, 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• 長達也, ホーシンイ, 森大介, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 層状半導体AE2CuInO3Ch (AE :アルカリ土類、Ch :カルコゲン)の光電子物性と両極性伝導制御の可能性, 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• 木村公俊, 樋口雄飛, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. LaNiO3極薄膜の金属-絶縁体転移に伴う巨大フォノンドラッグ熱電効果の発現, 日本セラミックス協会 第40回電子材料研究討論会, Nov. 2020.
• 木村公俊, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. LaNiO3超薄膜の表面終端処理によるフォノンドラッグ熱電能の増強効果, 薄膜材料デバイス研究会 第17回研究会「薄膜デバイスの原点」, Nov. 2020.
• 加藤昭宏, 笠井悠莉華, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 超ワイドギャップa-Ga-O薄膜トランジスタへの水素プラズマ処理効果, 薄膜材料デバイス研究会 第17回研究会「薄膜デバイスの原点」, Nov. 2020.
• 福地厚, 椿啓司, 石田典輝, 高橋庸夫, 片瀬貴義, 神谷利夫, 有田正志. Ca2RuO4エピタキシャル薄膜における非線形伝導現象, 日本物理学会 2020年秋季大会, Sept. 2020.
• 片瀬貴義, 樋口雄飛, 木村公俊, 只野央将, 藤岡淳, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. トレードオフの相関を破る酸化物熱電材料の高出力化, 第17回 日本熱電学会学術講演会, Sept. 2020.
• 椿啓司, 石田典輝, 福地厚, 片瀬貴義, 神谷利夫, 有田正志, 高橋庸夫. 電流誘起型金属絶縁体転移物質Ca2RuO4薄膜が示す高い安定性を持った抵抗スイッチング動作, 第81回応用物理学会秋季学術講演会, Sept. 2020.
• 松尾健志, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. ガラス上に成長させた層状セレン化スズ薄膜の電気特性と薄膜トランジスタ, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• ホシンイ, シャオチーウェン, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 第一原理計算による層状 (AE = Ca, Sr, Ba)の電子構造と欠陥生成・キャリアドーピング機構の理論解析, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 樋口雄飛, 井手啓介, Christian A. Niedermeier, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. エピタキシャル歪により増強されるLaNiO3極薄膜のフォノンドラッグ熱電特性, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 山本千紘, 半沢幸太, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫:. FeSb2薄膜のヘテロエピタキシャル成長と熱電特性, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 渡邊脩人, 井手啓介, 片瀬貴義, 笹瀬雅人, 戸田喜丈, 金正煥, 上田茂典, 堀場弘司, 組頭広志, 平松秀典, 細野秀雄, 神谷利夫. アモルファス酸化物半導体をホストとする蛍光体を用いた直流駆動型発光素子の室温形成, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 森大介, 渡邊脩人, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 層状半導体Sr2CuMO3S(M= Ga, In)の合成と光電子物性, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 西間木祐紀, 井手啓介, 渡邊脩人, 金正煥, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 希土類添加アモルファス酸化物半導体の電気物性とトランジスタ特性, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 笠井悠莉華, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 超ワイドバンドギャップアモルファス酸化物半導体a-Ga-Oを用いたショットキーダイオードの作製, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 井手啓介, 二角勇毅, 渡邉脩人, 金正煥, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. Cr添加アモルファス酸化ガリウム薄膜のフォトルミネッセンス特性, 薄膜材料デバイス研究会 第15回研究集会, Nov. 2018.
• 小山田達郎, 太田裕道, 山ノ内路彦, 小山田達郎, 片瀬貴義, 太田裕道, 山ノ内路彦. La0.67Sr0.33MnO3/SrTiO3ホールバー構造における電流誘起有効磁場の膜厚・チャネル方向依存性, 第53回応用物理学会北海道支部/第14回日本光学会北海道支部合同学術講演会, Jan. 2018.
• 二角勇毅, 渡邉脩人, 井手啓介, 金正煥, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. 遷移金属元素を発光中心としたアモルファス酸化物半導体蛍光体薄膜の探索, 第56回 セラミックス基礎科学討論会, Jan. 2018.
• 井手 啓介, 岸田 陽介, 片瀬 貴義, 平松 秀典, 上田 茂典, 雲見 日出也, 細野 秀雄, 神谷 利夫. アモルファス酸化物半導体の価電子帯直上欠陥の分離, 第78回 応用物理学会秋季学術講演会, Sept. 2017.
• 福地 厚, 有田正志, 片瀬貴義, 太田裕道, 高橋庸夫. 超平坦a-TaOx薄膜を用いた抵抗変化メモリ動作における導電性フィラメントの直接観察, 第64回応用物理学会春季学術講演会, Mar. 2017.
• 小林賢介, 中尾朗子, 真木祥千子, 山浦淳一, 片瀬貴義, 佐藤光, 佐賀山基, 熊井玲児, 村上洋一, 平松秀典, 細野秀雄. Ba1-xLaxFe2As2薄膜の結晶構造, 日本物理学会 第72回年次大会, Mar. 2017.
• Tatsuro Oyamada, Takayoshi Katase, Hiromichi Ohta, Michihiko Yamanouchi. Thickness Dependence of Current-Induced Effective Magnetic Field in La0.67Sr0.33MnO3/SrTiO3 heterostructure, 第64回応用物理学会春季学術講演会, Mar. 2017.
• 小野里尚記, 片瀬貴義, 廣野未沙子, 水野 拓, 太田裕道. 3端子TFT 構造アモルファスWO3エレクトロクロミック素子の開発と動作検証, 第52回応用物理学会北海道支部/第13回日本光学会北海道支部合同学術講演会, Jan. 2017.
• 鈴木雄喜, 片瀬貴義, 太田裕道. コバルト酸ストロンチウム薄膜の酸化還元反応を利用した電気・磁気メモリデバイスの開発, 日本セラミックス協会東北北海道支部研究発表会, Oct. 2016.
• 小野里尚記, 片瀬貴義, 廣野未沙子, 水野 拓, 太田裕道. 色調-導電性を同時変調可能な酸化物エレクトロクロミック素子の開発, 日本セラミックス協会東北北海道支部研究発表会, Oct. 2016.
• 鈴木雄喜, 片瀬貴義, 太田裕道. 磁性と導電性を同時切替可能な全固体薄膜デバイスの作製, 薄膜材料デバイス研究会, Oct. 2016.
• 小野里尚記, 片瀬貴義, 廣野未沙子, 水野 拓, 太田裕道. 薄膜トランジスタ電極配置を有するエレクトロクロミックデバイスの室温作製, 薄膜材料デバイス研究会, Oct. 2016.
• 山ノ内路彦, 小山田達郎, 片瀬貴義, 太田裕道. Current-induced effects on switching magnetic field in La0.67Sr0.33MnO3/SrTiO3, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• 鈴木雄喜, 片瀬貴義, 太田裕道. Sr1-xBaxCoO3-δ薄膜の強磁性転移温度, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• 中村圭佑, 片瀬貴義, 押切友也, 上野貢生, 太田裕道, 三澤弘明. 全固体プラズモニック太陽電池における光電流極性の照射波長依存, 光化学討論会, Sept. 2016.
• 福地 厚, 有田正志, 片瀬貴義, 太田裕道, 高橋庸夫. 高均一TaOx薄膜を用いた抵抗変化動作の局所的評価, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• 小野里尚記, 片瀬貴義, 張 雨橋, 藤平哲也, フウビン, 幾原雄一, 太田裕道. モット絶縁体超薄膜の熱電能, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• Yuqiao Zhang, Takayoshi Katase, Takaki Onozato, Bin Feng, Hiroyuki Hayashi, Tetsuya Tohei, Isao Tanaka, Yuichi Ikuhara, Hiromichi Ohta. Hidden Electronic Phase Boundary in the SrTiO3−SrNbO3 Solid-solution System, 第77回応用物理学会秋季学術講演会, Sept. 2016.
• 小野里尚記, 片瀬貴義, 太田裕道. 薄膜トランジスタ構造を有するアモルファス酸化物エレクトロクロミック素子, 第63回 応用物理学会春季学術講演会, Mar. 2016.
• 鈴木雄喜, 片瀬貴義, 太田裕道. 漏液しないアルカリ電解液による導電性-磁性切替デバイスの省電力化, 第63回 応用物理学会春季学術講演会, Mar. 2016.
• 片瀬貴義, 遠藤賢司, 太田裕道. オンデマンド赤外線透過率-導電率同時切替デバイスの作製, 第63回 応用物理学会春季学術講演会, Mar. 2016.
• 小野里尚記, 片瀬貴義, 片山翔太, 太田裕道. 超平坦アモルファスNbOx薄膜の作製と光・電子輸送特性, 第51回応用物理学会北海道支部学術講演会, Jan. 2016.
• 遠藤賢司, 片瀬貴義, 太田裕道. オンデマンド電気抵抗-赤外線透過率切替デバイス, Jan. 2016.
• 鈴木雄喜, 片瀬貴義, 太田裕道. 含水多孔質ガラスを用いた全固体導電率-磁性スイッチングデバイス, 第51回応用物理学会北海道支部学術講演会, Jan. 2016.
• 片山翔太, 片瀬貴義, 太田裕道. 反応性固相エピタキシャル成長法によるNaxMnO2薄膜の作製とイオン輸送特性, 第51回応用物理学会北海道支部学術講演会, Jan. 2016.
• 片山翔太, 片瀬貴義, 太田裕道. 反応性固相エピタキシャル成長法によるNaxMnO2薄膜の作製, 第76回 応用物理学会秋季学術講演会, Sept. 2015.
• 廣野未沙子, 片瀬貴義, 太田裕道. 全固体エレクトロクロミックWO3薄膜トランジスタ, 第62回 応用物理学会春季学術講演会, Mar. 2015.
• 鈴木雄喜, 片瀬貴義, 太田裕道. 全固体SrCoO3-δ強磁性薄膜トランジスタ, 第62回 応用物理学会春季学術講演会, Mar. 2015.
• 坂上朗康, 山ノ内路彦, 片瀬貴義, 太田裕道. 強磁性La0.67Sr0.33MnO3エピタキシャル薄膜の作製と局所磁界磁化反転, 日本セラミックス協会 2015年 年会, Mar. 2015.
• 中村圭佑, 片瀬貴義, 押切友也, 上野貢生, 太田裕道, 三澤弘明. パルスレーザー堆積法による薄膜プラズモン太陽電池の光電変換特性, 日本化学会第95春季年会, Mar. 2015.
• 遠藤賢司, 片瀬貴義, 太田裕道. 水電気分解を利用したVO2薄膜のプロトン化と金属-絶縁体可逆制御, 第50回応用物理学会北海道支部学術講演会, Jan. 2015.
• 遠藤賢司, 片瀬貴義, 太田裕道. 水電気分解トランジスタによるVO2薄膜へのプロトン挿入と金属-絶縁体相転移制御, 平成26年度 日本セラミックス協会東北北海道支部研究発表会, Nov. 2014.
• 片瀬貴義, 遠藤賢司, 太田裕道. 電解誘起水素化によるVO2薄膜トランジスタの金属-絶縁体相制御, 薄膜材料デバイス研究会 第11回研究集会「薄膜材料デバイスの機能と物理」, Oct. 2014.
• 片瀬貴義, 遠藤賢司, 太田裕道. VO2薄膜トランジスタの電解誘起水素化と金属-絶縁体相転移制御, 第34回エレクトロセラミックス研究討論会, Oct. 2014.
• 平松秀典, 片瀬貴義, 神谷利夫, 細野秀雄. 層状鉄セレン化物モット絶縁体TlFe1.6Se2を使った電気二重層トランジスタ, 第75回応用物理学会秋季学術講演会, Sept. 2014.
• 平松 秀典, 佐藤 光, 片瀬 貴義, 神谷 利夫, 細野 秀雄. PLD法による鉄系超伝導体BaFe2As2薄膜の膜質決定要因の解明と等方的な高臨界電流密度の実現, 日本金属学会 2014年秋期(第155回)講演大会, Sept. 2014.
• 片瀬貴義, 鈴木雄喜, 山ノ内路彦, 高橋英史, 岡崎竜二, 寺崎一郎, 太田裕道. 室温強磁性体Sr4-xRxCo4O10+d (R=Y,Er)のエピタキシャル薄膜成長, 第75回 応用物理学会秋季学術講演会, Sept. 2014.
• 平松秀典, 佐藤光, 片瀬貴義, 神谷利夫, 細野秀雄. PLD法によるCo添加BaFe2As2エピタキシャル成長の励起波長依存性と膜質の決定要因, 第61回応用物理学会春季学術講演会, Mar. 2014.
• 遠藤賢司, 片瀬貴義, 太田裕道. (W1−xVx)O2エピタキシャル薄膜の熱電能, 第61回応用物理学会春季学術講演会, Mar. 2014.
• 片瀬貴義, 遠藤賢司, 太田裕道. 電界＋水素化によるVO2薄膜の絶縁体-金属転移と熱電能変調, 2014年 第61回応用物理学会春季学術講演会, Mar. 2014.
• 松田匠悟, 佐藤光, 片瀬貴義, 平松秀典, 神谷利夫, 細野秀雄. カリウムを主成分とする鉄系超伝導体薄膜のヘテロエピタキシャル成長, 第52回セラミックス基礎科学討論会, Jan. 2014.
• 平松秀典, 片瀬貴義, 佐藤光, 神谷利夫, 細野秀雄. 鉄系超伝導体(Ba1-xLax)Fe2As2薄膜の特異な圧力相図, 第52回セラミックス基礎科学討論会, Jan. 2014.
• 李 寧, 片瀬貴義, 朱 彦北, 梅村知也, 松元隆夫, 幾原雄一, 太田裕道. Li4Ti5O12薄膜の固相－液相エピタキシャル成長, 第49回応用物理学会北海道支部/第10回日本光学会北海道地区 合同学術講演会, Dec. 2013.
• 李 寧, 片瀬貴義, 太田裕道. Li4Ti5O12薄膜の固相-液相エピタキシャル成長, 薄膜材料デバイス研究会（第10回研究集会）, Nov. 2013.
• 平松秀典, 片瀬貴義, 佐藤光, 神谷利夫, 細野秀雄. 高圧下における(Ba1-xLax)Fe2As2エピタキシャル薄膜の臨界温度上昇, 第74回応用物理学会秋季学術講演会, Sept. 2013.
• 佐藤 光, 片瀬貴義, ワンナン カン, 平松秀典, 神谷利夫, 細野秀雄. 高Jc BaFe2As2:Coエピタキシャル薄膜における特異なホールスケーリング, 第73回応用物理学会学術講演会, Sept. 2012.
• 片瀬 貴義, 平松 秀典, 神谷 利夫, 細野 秀雄. バルク不安定相(Ba,RE)Fe2As2のエピタキシャル薄膜成長と超伝導特性, 2012年秋季 第73回応用物理学会学術講演会, 2012.
• 片瀬貴義, 平松秀典, 神谷利夫, 細野秀雄. High critical current density 4MA/cm2 in Co-doped BaFe2As2 epitaxial films grown on (La,Sr)(Al,Ta)3 substrates without buffer layers, 2011年秋季 第72回応用物理学会学術講演会, 2011.
• 今井良宗, 鍋島冬樹, 中村大輔, 片瀬貴義, 平松秀典, 細野秀雄, 前田京剛. テラヘルツ伝導度からみたBa(Fe1-xCox)2As2の準粒子ダイナミクス, 日本物理学会2011年秋季大会, 2011.
• 平松秀典, 片瀬貴義, ヴラディミル マティアス, クリス シーハン, 石丸喜康, 神谷利夫, 田辺圭一, 細野秀雄. 金属テープ基板上への高臨界電流密度Co添加BaFe2As2薄膜の作製, 第72回応用物理学会学術講演会, 2011.
• 片瀬貴義, 石丸喜康, 塚本晃, 平松秀典, 神谷利夫, 田辺圭一, 細野秀雄. 鉄系超伝導体Co添加BaFe2As2エピタキシャル薄膜の粒界特性, 2011年春季 第58回応用物理学会関係連合講演会, 2011.
• Shyam Mohan, Toshihiro Taen, Hidenori Yagyuda, Yasuyuki Nakajima, Tsuyoshi Tamegai, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono. Characterization of Ba(Fe1-xCox)2As2 thin films by magnetization, transport and Hall measurements, 日本物理学会 2010年秋季大会, Sept. 2010.
• 前田京剛, 中村大輔, 片瀬貴義, 平松秀典, 細野秀雄, 今井良宗, 秋池孝則, 田中遼, 塚田一郎. BaCo0.2Fe1.8As2 and Fe(Se,Te) 超伝導体におけるTHz電気伝導度, 日本物理学会 第65回年次大会, Mar. 2010.
• 片瀬貴義, 石丸喜康, 塚本晃, 平松秀典, 神谷利夫, 田辺圭一, 細野秀雄. 鉄系超伝導体Co添加BaFe2As2エピタキシャル薄膜によるジョセフソン接合, 2010年春季 第57回応用物理学会関係連合講演会, 2010.
• 片瀬貴義, 石丸喜康, 塚本晃, 平松秀典, 神谷利夫, 田辺圭一, 細野秀雄. Co添加BaFe2As2薄膜のバイクリスタル接合を用いた超伝導量子干渉素子, 2010年秋季 第71回応用物理学会学術講演会, 2010.
• 篠崎智正, 野村研二, 片瀬貴義, 神谷利夫, 平野正浩, 細野秀雄. 層状酸化物結晶InGaZnO4の単結晶薄膜作製とバッファー層への応用, 薄膜材料デバイス研究会 第６回研究集会, Nov. 2009.
• 平松秀典, 片瀬貴義, 神谷利夫, 平野正浩, 細野秀雄. SrFe2As2における水誘起超伝導, 2009年秋季 第70回 応用物理学会 学術講演会, 2009.
• 平松秀典, 片瀬貴義, 神谷利夫, 平野正浩, 細野秀雄. Superconductivity in Epitaxial Thin Films of Co-doped SrFe2As2 with Bilayered FeAs structures and their Magnetic Anisotropy, 2009年秋季 第70回 応用物理学会 学術講演会, 2009.
• 河村賢一, 平松秀典, 片瀬貴義, 神谷利夫, 平野正浩, 細野秀雄. 時間分解テラヘルツ分光によるFeAs系エピ膜の測定, 第56回応用物理学関係連合講演会, 2009.
• 片瀬貴義, 平松秀典, 神谷利夫, 細野秀雄. 原子平坦面を有する鉄系高温超伝導体Co添加BaFe2As2薄膜の作製, 2009年秋季 第70回応用物理学会学術講演会, 2009.
• 片瀬貴義, 野村研二, 太田裕道, 柳博, 神谷利夫, 平野正浩, 細野秀雄. R-SPE法によるScAlMgO4単結晶薄膜の作製とZnO格子整合バッファ層への応用, 2008年春季 第55回応用物理学関係連合講演会, 2008.
• 片瀬貴義, 野村研二, 篠崎智正, 柳博, 太田裕道, 神谷利夫, 平野正浩, 細野秀雄. GaN薄膜成長におけるScAlMgO4格子整合バッファ層の効果, 薄膜材料デバイス研究会第5回研究集会, 2008.
• 片瀬貴義, 野村研二, 太田裕道, 柳博, 神谷利夫, 平野正浩, 細野秀雄. 反応性固相エピタキシャル成長法におけるホモロガスInGaO3(ZnO)m薄膜成長のBiフラックス効果, 日本セラミックス協会 2007年年会, 2007.
• 片瀬貴義, 野村研二, 太田裕道, 柳博, 神谷利夫, 平野正浩, 細野秀雄. ホモロガス酸化物InGaO3(ZnO)m単結晶薄膜のBiフラックスによる高品質化, 薄膜材料デバイス研究会第3回研究集会, 2006.

国際会議発表 (査読なし・不明)

• Takayoshi Katase. New strategy of phonon engineering for high performance thermoelectric oxides, New Zealand – Japan workshop on emerging solid-state technology for low-enthalpy energy harvesting, Nov. 2024.
• Toshio Kamiya, Masatoshi Kimura, Keisuke Ide, Takayoshi Katase. Tandem neural network for direct solution of multivalued inverse problem, The 4th International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture (DEJI2MA2024), Oct. 2024.
• Takayoshi Katase, Xinyi He, Shigeru Kimura, Masashi Kurosawa, Terumasa Tadano, Satoru Matsuishi, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Design of environmentally-benign high-ZT thermoelectric materials, The 4th International Symposium on Design & Engineering by Joint Inverse Innovation for Materials Architecture (DEJI2MA2024), Oct. 2024.
• Takayoshi Katase. Material design of thermoelectric oxides with low thermal conductivity, Materials Science & Technology Technical Meeting and Exbibition (MS&T24), Oct. 2024.
• Asato Seshita, Aichi Yamashita, Takayoshi Katase, Yoshikazu Mizuguchi. Thermoelectric property enhancement by high entropy effect in nonequilibrium cubic AgBiSe2−2xSxTex with x = 0–0.6, TMUMS2024, Sept. 2024.
• Takayoshi Katase. 電子と原子を巧みに操り、次世代熱エネルギー材料を創る, サイテックサロン, サイエンステクノフロンティアフォーラム, Sept. 2024.
• Takayoshi Katase. Mixed-anion oxides for eco-friendly high-performance thermoelectric materials, 14th CMCEE, Aug. 2024.
• Takayoshi Katase. Material design for thermal conductivity reduction and modulation, TMS 2024, the 153rd Annual Meeting & Exhibition, Mar. 2024.
• Takayoshi Katase. Novel ion substitution approach for high performance thermoelectric materials, 48th International Conference and Exposition on Advanced Ceramics and Composites (ICACC2024), Feb. 2024.
• Shintaro Yasui, Takayoshi Katase. Thermoelectric properties of hexagonal BaTiO3, 48th International Conference and Expo on Advanced Ceramics and Composites (ICACC2024), Feb. 2024.
• Takayoshi Katase, Xinyi He, Toshio Kamiya. Design of low thermal conductivity and thermal switching materials, MRM2023/IUMRS-ICA2023, Dec. 2023.
• Takayoshi Katase. New strategies of phonon engineering for high performance thermoelectric materials, Workshop on materials science, Dec. 2023.
• Takayoshi Katase. Design of 2D-3D structural switching material for giant physical property modulation, The 35th Symposium on Phase Change Oriented Science, Nov. 2023.
• Takayoshi Katase. Thermal conductivity modulation via crystal structure dimensionality switching of chalcogenide semiconductors, International Workshop “Thermal Conductivity of solid states at low temperatures”, Oct. 2023.
• Takayoshi Katase. Novel Material Development toward High-efficiency Energy Devices, Advanced Performance Metals Workshop, July 2023.
• Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Hiromichi Ohta, Masashi Arita, Yasuo Takahashi. Direct observation of ion migration in amorphous TaOx-based electronic synapses, 14th International Symposium on Atomic Level Characterizations for New Materials and Devices '22 (ALC '22), Oct. 2022.
• Kaiwen Li, Kota Hanzawa, Keisuke Ide, Kosuke Matsuzaki, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Zhang Qun, Toshio Kamiya. Room-temperature fabrication of ionic liquid gated Zn3N2 electric double layer transistors with non-degenerate channel electron density, 2021 International Conference on Solid State Devices and Materials (SSDM 2021), Sept. 2021.
• Takayoshi Katase. Electronic property modulation of transition metal oxides by electrochemical and strain engineering, 2020 International Conference on Solid State Devices and Materials (SSDM), Sept. 2020.
• Keisuke Ide, Yurika Kasai, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Hydrogen doping in ultra-widegap amorphous oxide semiconductor, amorphous Ga-O, Materials Research Meeting 2019, Dec. 2019.
• Takayoshi Katase. Unusually large power-factor enhancement by breaking thermoelectric trade-off relation in transition metal oxide, Materials Research Meeting 2019, Dec. 2019.
• Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Enhanced thermoelectric power-factors by strain control in stongly correlated lanthunum titanate, Materials Research Meeting 2019, Dec. 2019.
• Toshio Kamiya, Xinyi He, Zewen Xiao, Keisuke Ide, Takayoshi Katase, Hideo Hosono. Structures and Electronic States of Hydrogen in Inorganic Semiconductors with Different Anions, Materials Research Meeting 2019, Dec. 2019.
• Keiji Tsubaki, Atsushi Tsurumaki-Fukuchi, Takayoshi Katase, Toshio Kamiya, Masashi Arita, Yasuo Takahashi. Metal-insulator transition in Ca2RuO4 thin films with a high sensitivity to electrical stiumuli, The 3rd Workshop on Functional Materials Science (FMS2019), Dec. 2019.
• Christian A. Niedermeier, Yu Kumagai, Keisuke Ide, Takayoshi Katase, Fumiyasu Oba, Hideo Hosono, Toshio Kamiya. Single crystal growth and intrinsic electron mobility of cubic SrGeO3, Materials Research Meeting 2019, Dec. 2019.
• Jumpei Matsumoto, Kota Hanzawa, Masato Sasase, Silvia Haindl, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono. Superconductivity at 48 K of heavily hydrogen-doped SmFeAsO epitaxial films grown by chemical topotactic reaction using CaH2, 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. Light emitting diodes on glass using amorphous oxide semiconductor thin-film phosphors, rare-earth doped a-Ga-O, Materials Research Meeting 2019, Dec. 2019.
• Xinyi He, Zewen Xiao, Takayoshi Katase, Keisuke Ide, Hideo Hosono, Toshio Kamiya. Density Functional Study on Defects and Doping for Layered Ternary Nitride, SrTiN2, Materials Research Meeting 2019, Dec. 2019.
• Yutaro Kobayashi, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Structural phase transition and opto-electronic properties of oxide semiconductor solid solution, (Ba,Sr)(Sn,Ti)O3, Materials Research Meeting 2019, Dec. 2019.
• Keisuke Ide, Naoto Watanabe, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Low-temperature fabrication of phosphor thin-film and light emitting device using amorphous oxide semiconductor, International Conference on Materials and Systems for Sustainability 2019 (ICMaSS2019), Nov. 2019.
• Tatsuya Cho, Daisuke Mori, Xiyi He, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Synthesis and opto-electronic properties of layered oxychalcogenides, AE2CuInO3Ch (AE = Ca, Sr, Ba, and Ch = S, Se, Te), 11th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-11), Oct. 2019.
• Masatoshi Kimura, Yuhi Higuchi, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Epitaxial structure and thickness dependent phonon-drag thermoelectric properties of LaNiO3 thin film on LaAlO3 (001) substrate, 11th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-11), Oct. 2019.
• Keisuke Ide, Yurika Kasai, Kosuke Takenaka, Yuichi Setsuhara, Atsushi Hiraiwa, Hiroshi Kawarada, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Effect of hydrogen plasma treatment for ultra-wide bandgap amorphous oxide semiconductor, amorphous Ga-O, The 4th International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development (iLIM-4), Oct. 2019.
• Yuhi Higuchi, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Biaxial-strain induced power-factor enhancement in metallic strongly correlated transition metal oxide LaNiO3, 11th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-11), Oct. 2019.
• Christian A. Niedermeier, Yu Kumagai, Keisuke Ide, Takayoshi Katase, Fumiyasu Oba, Hideo Hosono, Toshio Kamiya. Single crystal growth of cubic SrGeO3 and estimation of intrinsic electron mobility, 11th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-11), Oct. 2019.
• Keisuke Ide, Yuki Nishimagi, Naoto Watanabe, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Optoelectrical properties and thin-film transistor operation of rare-earth-doped amorphous oxide semiconductors, 11th International Symposium on Transparent Oxide Thin Films for Electronics and Optics (TOEO-11), Oct. 2019.
• Masashi Kurosawa, Masaya Nakata, Keisuke Ide, Takayoshi Katase, Toshio Kamiya. Temperature dependence of thermoelectric properties of Ge1−xSnx layers grown by molecular beam epitaxy, The 4th International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development (iLIM-4), Oct. 2019.
• Takayoshi Katase, Yuhi Higuchi, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Epitaxial structure and phonon-drag thermoelectric properties of strain controlled LaNiO3 thin films, The 4th International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development (iLIM-4), Oct. 2019.
• Jumpei Matsumoto, Kota Hanzawa, Masato Sasase, Silvia Haindl, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono. Superconductivity at 48 K in heavily hydrogen-doped SmFeAsO epitaxial thin films, 14th Eurpoean Conference on Applied Superconductivity (EUCAS), Sept. 2019.
• Yutaro Kobayashi, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Structural phase transition and optoelectronic properties of Ba(Sn,Ce)O3 oxide semiconductor solid-solution system, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Yurika Kasai, Keisuke Ide, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Hydrogen doping and carrier transport properties of amorphous Ga-O, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Keisuke Ide, Yuki Futakado, Naoto Watanabe, Junghwan Kim, Takayoshi Katase, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Transition Metal-Doped Amorphous Oxide Semiconductor Thin-Film Phosphor, Chromium-Doped Amorphous Gallium Oxide, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Christian A. Niedermeier, Yu Kumagai, Keisuke Ide, Takayoshi Katase, Fumiyasu Oba, Hideo Hosono, Toshio Kamiya. SrGeO3 single crystal growth and optical phonon spectrum analysis, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 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.
• Xinyi He, Zewen Xiao, Takayoshi Katase, Keisuke Ide, Hideo Hosono, Toshio Kamiya. Intrinsic and Extrinsic Defects in Layered Nitride Semiconductor", SrTiN2, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Chihiro Yamamoto, Kota Hanzawa, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Epitaxial structure and phonon-drag thermoelectric properties of FeSb2 thin film on SrTiO3 (001) substrate, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Yuhi Higuchi, Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Power-factor enhancement by breaking trade-off relation of thermopower and electrical conductivity in epitaxially strained lanthanum nickelate, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Epitaxial strain-induced enhancement of thermoelectric power-factors, The 11th International Conference on the Science and Technology for Advanced Ceramics (STAC-11), July 2019.
• Kodai Aoyama, Takao Shimizu, Hideto Kuramochi, Masami Mesuda, Ryo Akiike, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, Yoshisato Kimura, Hiroshi Funakubo. Thermoelectric property of MxSr1-xSi2 (M = Ca, Ba) film prepared by co-sputtering method, The Fifth Asia-Pacific Conference on Semiconducting Silicates and Related Materials, July 2019.
• Rongbin Wang, Takayoshi Katase, Ke-Ke Fu, Tianshu Zhai, Jiacheng Yang, Qiankun Wang, Hiromichi Ohta, Steffen Duhm, Norbert Koch. Stoichiometric and Oxygen-Deficient VO2 as Versatile Electrode for Organic Semiconductors, The 14th International symposium on Functional pi-electron systems, June 2019.
• T. Katase, K. Ide, H. Hiramatsu, H. Hosono, T. Kamiya. Electric double layer transistor and electron-transport properties of (Tl,K)2Fe4Se5 thin films, The 3rd International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development (iLIM-3), Sept. 2018.
• Keisuke Ide, Masato Ota, Takayoshi Katase, Hidenori Hiramatsu, Shigenori Ueda, Hideo Hosono, Toshio Kamiya. Depth Analysis of Near Valence Band Mximum Defect States in Amorphous Oxide Semiconductors: In-Ga-Zn-O, Americas international Meeting on Electrochemistry and Solid state science (AiMES), Sept. 2018.
• Yasuo Azuma, Yusaku Kobayashi, Keisuke Ide, Takayoshi Katase, Toshio Kamiya. Electrical characteristics of microfabricatd ferromagneticl material La0.67Sr0.33MnO3, The 3rd International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development, Sept. 2018.
• T. Kamiya, K. Ide, K. Takenaka, Y. Setsuhara, A. Hiraiwa, H. Kawarada, T. Katase, H. Hiramatsu, H. Hosono. Device characteristics of rare-earth doped amorphous oxide semiconductors, The 3rd International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development (iLIM-3), Sept. 2018.
• K. Ide, K. Takenaka, Y. Setsuhara, A. Hiraiwa, H. Kawarada, T. Katase, H. Hiramatsu, H. Hosono, T. Kamiya. Effects of base pressure on optoelectronic properties of amorphous In–Ga–Zn–O, The 3rd International Symposium on Creation of Life Innovation Materials for Interdisciplinary and International Researcher Development (iLIM-3), Sept. 2018.
• Takayoshi Katase, Hiromichi Ohta. Room-temperature-protonation-driven optoelectronic device with water-gated thin-film-transistor structure, the 8th International Conference and Exhibition on Lasers, Optics & Photonics, Nov. 2017.
• Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Phonon-drag thermopower of epitaxially strained LaTiO3 thin films, International Conference on Materials and Systems for Sustainability 2017, Sept. 2017.
• Takayoshi Katase, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Thermopower and electron carrier transport properties of epitaxially strained Nb-doped LaTiO3 thin films, The Tenth International Conference on the Science and Technology for Advanced Ceramics (STAC-10), Aug. 2017.
• T. Katase, K. Ide, H. Hiramatsu, H. Hosono, T. Kamiya. Strain-induced modulation of thermopower and electrical conductivity of LaTiO3 epitaxial films on LaAlO3 substrate, 10th International Symposium on Transparent Oxide and Related Materials for Electronics and Optics (TOEO-10), July 2017.
• K. Nakamura, T. Katase, T. Oshikiri, K. Ueno, H. Ohta, H. Misawa. Switchable photocurrent polarity of plasmonic photoelectric conversion by irradiation wavelengths, The 17th RIES-Hokudai International Symposium 柔 [Ju], Dec. 2016.
• Y. Zhang, T. Katase, T. Onozato, B. Feng, H. Hayashi, T. Tohei, I. Tanaka, Y. Ikuhara, H. Ohta. Thermoelectric properties of SrTiO3-SrNbO3 full range solid solutions, The 17th RIES-Hokudai International Symposium 柔 [Ju], Dec. 2016.
• Y. Suzuki, T. Katase, H. Ohta. Characterization of amorphous NaTaO3 nanopillar array film, The 17th RIES-Hokudai International Symposium 柔 [Ju], Dec. 2016.
• T. Onozato, T. Katase, M. Hirono, T. Mizuno, H. Ohta. Amorphous WO3 electrochromic device with thin-film transistor electrode geometry, The 17th RIES-Hokudai International Symposium 柔 [Ju], Dec. 2016.
• Yuki Suzuki, Takayoshi Katase, Hiromichi Ohta. Leakage-free alkaline electrolyte: Amorphous NaTaO3 nanopillar array, HOKUDAI-NCTU International Joint Symposium on Nano, Opto and Bio Sciences, Oct. 2016.
• T. Katase, H. Ohta. Optoelectronic and electromagnetic switching device with transition metal oxides using water-leakage-free electrolyte, Seminar at Soochow University, Oct. 2016.
• Michihiko Yamanouchi, Tatsuro Oyamada, Takayoshi Katase, Hiromichi Ohta. Current dependence of switching magnetic field in La0.67Sr0.33MnO3/SrTiO3, HOKUDAI-NCTU International Joint Symposium on Nano, Opto and Bio Sciences, Oct. 2016.
• Yuqiao Zhang, Takaki Onozato, Takayoshi Katase, Hiromichi Ohta. Electron transport properties of SrTiO3-SrNbO3 full range solid solutions, HOKUDAI-NCTU International Joint Symposium on Nano, Opto and Bio Sciences, Oct. 2016.
• Takaki Onozato, Takayoshi Katase, Tetsuya Tohei, Yuichi Ikuhara, Hiromichi Ohta. Anomalous thermopower of ultrathin LaTiO3 epitaxial layers, HOKUDAI-NCTU International Joint Symposium on Nano, Opto and Bio Sciences, Oct. 2016.
• T. Katase, Y. Suzuki, H. Ohta. Electrochemical modulation of insulator to conducting magnet; A new Route for high-capacity information strage device, International Research School: Electronic States and Phases Induced by Electric or Optical Impacts (IMPACT) 2016, Aug. 2016.
• T. Katase, H. Ohta. Reversibly tunable opto-electronic and electro-magnetic device of transition metal oxides using water-infiltrated glass, Seminar at Academia Sinica, July 2016.
• T. Katase, H. Ohta. Electrochemically switchable electromagnetic device with water electrolysis, Mini-workshop on oxides and related materials, Feb. 2016.
• T. Katase, H. Ohta. Reversible switching of optoelectric and electro-magnetic properties of functional oxides using water-infiltrated glass, SPIE Photonics West 2016, Feb. 2016.
• H. Ohta, T. Katase. Electro-chemical redox switching of functional oxide thin films using water-infiltrated nanoporous glass, International Workshop on Oxide Surfaces (IWOX-X), Jan. 2016.
• T. Katase, H. Ohta. Reversible modulation of opto-electric and electro-magnetic properties of transition metal oxides using water-infiltrated glass, EMN Meeting on Ceramics, Jan. 2016.
• Y. Suzuki, T. Katase, H. Ohta. All-solid-state non-volatile electromagnetic phase switching device, Nov. 2015.
• S. Katayama, T. Katase, H. Ohta. Reactive solid-phase epitaxial growth of layered alkali transition metal oxide, NaxMnO2, THE 16th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “術” [JUTSU], Nov. 2015.
• T. Onozato, T. Katase, S. Katayama, H. Ohta. Opto-electronic properties of amorphous NbOx thin films, THE 16th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “術” [JUTSU], Nov. 2015.
• M. Yamanouchi, A. Sakagami, K. Takoshima, N. Kumashiro, T. Katase, H. Ohta. Domain wall motion devices using ferromagnetic oxides, 2015 CRL Forum International, Oct. 2015.
• H. Ohta, T. Katase. Water electrolysis induced modification of functional oxides−Thermoelectric properties−, IUMRS-ICAM 2015, Oct. 2015.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Progress in Thin Films and Devices of Iron-based Layered Materials, EMN Qingdao Meeting: Iron and Iridium based Superconductivity, July 2015.
• T. Katase, H. Ohta. Electro-magnetic properties control of functional oxides by pseudo solid-state electrochemistry, 2015 EMN Qingdao Meeting, June 2015.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Thin Films and Devices of Iron-based Layered Compounds, BIT's 4th Annual World Congress of Advanced Materials 2015 (WCAM 2015), May 2015.
• M. Yamanouchi, A. Sakagami, T. Katase, H. Ohta. Domain wall motion in ferromagnetic oxide La0.67Sr0.33MnO3, THE 15th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “響” [Hibiki], Dec. 2014.
• K. Endo, T. Katase, H. Ohta. AFM lithography using water infiltrated nanoporous glass, THE 15th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “響” [Hibiki], Dec. 2014.
• Takayoshi Katase, Y. Suzuki, M. Yamanouchi, H. Takahashi, R. Okazaki, I. Terasaki, H. Ohta. Epitaxial film growth of room temperature ferromagnetic semiconductor Sr4-xErxCo4O10+d with A-site ordered structure, THE 15th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “響” [Hibiki], Dec. 2014.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Thin Film Growth and Device Fabrication of Iron-Based Layered Materials: High-Performance Superconducting Films and Electric Double-Layer Transistors, The 27th International Symposium on Superconductivity 2014 (ISS2014), Nov. 2014.
• T. Katase, Y. Suzuki, M. Yamanouchi, H. Takahashi, R. Okazaki, I. Terasaki, H. Ohta. Epitaxial film growth of ferromagnetic semiconductor Sr4-xAxCo4O10+δ (A = Y, Er) by pulsed laser deposition, The 1st Korea-Japan Bilateral Workshop on Functional Materials Science -Thermoelectrics, Spintronics, Low-dimensional Materials, and Soft Matter-, Aug. 2014.
• K. Endo, T. Katase, H. Ohta. Electric-field induced hydrogenation of VO2 thin film transistor for modulation of metal-insulator phase transition, The 1st Korea-Japan Bilateral Workshop on Functional Materials Science -Thermoelectrics, Spintronics, Low-dimensional Materials, and Soft Matter-, Aug. 2014.
• T. Katase, K. Endo, H. Ohta. Metal-insulator transition and thermopower modulation of VO2thin film by electric-field induced hydrogenation, Oxide Thin Films for Advanced Energy and Information Applications; Materials Chemistry of Thin Film Oxides, July 2014.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Superconductivity of indirectly electron-doped and isovalent-doped 122-type epitaxial films, nergy Materials Nanotechnology Summer Meeting 2014 (EMN 2014), June 2014.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. External pressure effects and critical current density of 122-type iron-pnictide thin films, Electronic Materials and Applications 2014, Jan. 2014.
• Takayoshi Katase, Hidenori Hiramatsu, Toshio Kamiya, Hideo Hosono. Metastable La doping and superconductivity of iron-pnictide BaFe2As2 epitaxial films, THE 14th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “網” [mou], Dec. 2013.
• Ning Li, Takayoshi Katase, Yanbei Zhu, Tomonari Umemura, Takao Matsumoto, Yuichi Ikuhara, Hiromichi Ohta. Solid-Liquid Phase Epitaxy, THE 14th RIES-HOKUDAI INTERNATIONAL SYMPOSIUM “網” [mou], Dec. 2013.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Non-equilibrium impurity doping and critical current density of 122-type iron-pnictide superconductors, International Union of Materials Research Societies – International Conference in Asia – 2013 (IUMRS-ICA-2013), Dec. 2013.
• Hidenori Hiramatsu, Hikaru Sato, Takayoshi Katase, Toshio Kamiya, Hideo Hosono. Thin film growth and vortex pinning of 122-type iron-pnictide superconductors, Energy Materials Nanotechnology (EMN) WEST Meeting 2013, Jan. 2013.
• Hidenori Hiramatsu, Takayoshi Katase, Hikaru Sato, Won Nam Kang, Toshio Kamiya, Hideo Hosono. Epitaxial growth and transport properties of 122-type iron-pnictide films, International Union of Materials Research Societies - International Conference on Electronic Materials 2012 (IUMRS-ICEM2012), Sept. 2012.
• Hidenori Hiramatsu, Takayoshi Katase, Yoshihiro Ishimaru, Akira Tsukamoto, Toshio Kamiya, Keiichi Tanabe, Hideo Hosono. Thin film growth and device fabrication of iron-based superconductor, BaFe2As2, The 2012 Villa Conference on Iron-based Superconductors (VCFeSc 2012), Aug. 2012.
• B. Maiorov, S. A. Baily, Y. Kohama, F. F. Balakirev, L. Civale, T. Katase, H. Hiramatsu, H. Hosono, P. Mele, K. Matsumoto. High critical currents and upper critical fields in multiband low-anisotropy pnictide thin films up to 65T, Materials Science & Technology 2010 (MS&T'10), Oct. 2010.

国内会議発表 (査読なし・不明)

• Takayoshi Katase. Material design for thermal conductivity modulation using nonequilibrium phase boundary, 2024年 応用物理学会 秋季学術講演会, Sept. 2024.
• 片瀬貴義. 相転移材料を用いた熱・電気輸送の制御, 技術情報協会セミナー、フォノンエンジニアリングの基本的な考え方,熱伝導率の制御や測定,その応用, July 2024.
• 片瀬貴義. 高効率熱電変換と熱制御に向けた新材料開発, 第57回エネルギーハーべスティングコンソーシアム総会, June 2024.
• 片瀬貴義. 酸化物ヘテロ界面制御によるフォノンドラッグ熱電能の増強, 第5回新奇二次元デバイス・物質科学ワークショップ, June 2024.
• 片瀬貴義. 環境に優しい新熱電材料：複合アニオン酸化物, 熱電材料研究の最前線と新展開, Apr. 2024.
• 片瀬貴義. 次世代エネルギーデバイスに向けた新材料開発, 分子研物質分子科学研究領域研究会「物質分子科学研究展望」, Jan. 2024.
• 清水荘雄, 青山航大, 倉持豪人, 召田雅実, 秋池良, 片瀬貴義, 木村好里, 舟窪浩. 二相共存 SrSi2における熱電特性, 日本セラミックス協会第36回秋季シンポジウム, Sept. 2023.
• 片瀬貴義. 新材料で切り拓くカーボンニュートラル社会への挑戦, 自然科学研究機構 核融合科学研究所 セミナー, July 2023.
• 片瀬貴義. エネルギーデバイスに革新を起こす新材料開発, 大阪大学 特別講義, Feb. 2023.
• 片瀬貴義. 超高効率エネルギー利用を可能にする新材料・デバイス開発, 科学工学技術委員会講演会, Dec. 2022.
• K. Zhou, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, B. Huang, P. Yen, T. Chang, S. M. Sze. Suppressing Hydrogen Diffusion and Enhancing Reliability of Short-Channel InGaZnO Thin Film Transistors by Bottom-Gate Oxide Engineering, 薄膜材料デバイス研究会 第19回研究集会「新半導体材料・デバイス：SDGs実現へ向けて」, Nov. 2022.
• 片瀬貴義, ホ シンイ, チェン ジンシュアイ, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 準安定(Pb1-xSnx)Se固溶体の合成：2次元-3次元構造転移の誘起と電気・熱伝導率変調, 日本セラミックス協会第42回電子材料研究討論会, Nov. 2022.
• 片瀬貴義. 新材料開発によるエネルギーデバイスの革新, 東海 NFRW・東海地区若手チャプタージョイントワークショップ、応用物理学会東海支部, Nov. 2022.
• 片瀬貴義, ホ シンイ, チェン ジンシュアイ, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. (111)配向非平衡岩塩型(Sn,Ca)Seエピタキシャル薄膜のドメイン境界の電気特性, 日本セラミックス協会第42回電子材料研究討論会, Nov. 2022.
• 片瀬貴義. SnSe系非平衡固溶体：熱電変換特性向上および熱伝導制御の新たなアプローチ, 日立金属株式会社 グローバル技術革新センター セミナー, Sept. 2022.
• 片瀬貴義. カルコゲナイド固溶系半導体の2次元―3次元構造転移と熱伝導率変調, 応用物理学会 第6回フォノンエンジニアリング研究会, July 2022.
• 片瀬貴義. 熱電変換と熱流制御に革新を起こす新材料開拓, 新物質研究会2022～ハイエントロピー効果や機械学習を取り入れた物質開発～, Mar. 2022.
• 片瀬貴義. 非平衡カルコゲナイド固溶系半導体の2次元―3次元構造転移と巨大電子物性変調, 日本セラミックス協会 第34回秋季シンポジウム, Sept. 2021.
• 片瀬貴義. 不活性電子対制御によるカルコゲナイド半導体の巨大電子物性変調, 日本磁気学会 第68回化合物新磁性材料専門研究会「低次元カルコゲナイドの新機能・物性・デバイス研究」, Mar. 2021.
• 渡邉 脩人, 白石 明浩, ホ シンイ, 片瀬 貴義, 井手 啓介, 松崎 功佑, 平松 秀典, 細野 秀雄, 神谷 利夫. 層状結晶半導体SrTiN2の高純度試料合成と光電子輸送特性, 第67回応用物理学会春季学術講演会, Mar. 2020.
• 福地厚, 椿啓司, 石田典輝, 有田正志, 片瀬貴義, 神谷利夫, 高橋庸夫. Ca2RuO4薄膜における電流/電場誘起金属絶縁体転移の観測, 日本物理学会 第75回年次大会, Mar. 2020.
• 山本 千紘, ホ シンイ, 橋本 幸花, 片瀬 貴義, 井手 啓介, 平松 秀典, 上田 茂典, 細野 秀雄, 神谷 利夫. Sb添加SnSeのゼーベック・ホール係数の二重極性反転機構, 第67回応用物理学会春季学術講演会, Mar. 2020.
• 木村 公俊, 樋口 雄飛, 片瀬 貴義, 蓑原 誠人, 麻生 亮太郎, 吉田 秀人, 井手 啓介, 平松 秀典, 上田 茂典, 組頭 広志, 細野 秀雄, 神谷 利夫. モット絶縁体LaNiO3超薄膜に発現する巨大フォノンドラッグ熱電効果, 第67回応用物理学会春季学術講演会, Mar. 2020.
• 樋口 雄飛, 片瀬 貴義, 只野 央将, 藤岡 淳, 井手 啓介, 平松 秀典, 細野 秀雄, 神谷 利夫. 熱起電力と導電率のトレードオフの関係を破る酸化物熱電材料LaNiO3の高出力特性, 第67回応用物理学会春季学術講演会, Mar. 2020.
• 椿 啓司, 福地 厚, 石田 典輝, 有田 正志, 片瀬 貴義, 神谷 利夫, 高橋 庸夫. 電流誘起金属絶縁体転移を示すCa2RuO4 薄膜の電流–電圧特性の評価, 第67回応用物理学会春季学術講演会, Mar. 2020.
• 山神 光平, 池田 啓祐, Yujun Zhang, 保井 晃, 高木 康多, 片瀬 貴義, 神谷利夫, 和達 大樹. 硬X 線光電子分光を用いたLaNiO3 薄膜の電子構造の基板応力依存性, 第67回応用物理学会春季学術講演会, Mar. 2020.
• 加藤昭宏, 笠井悠莉華, 井手啓介, 片瀬貴義, 平松 秀典, 細野 秀雄, 神谷 利夫. 水素ドープアモルファス酸化ガリウムを用いた薄膜トランジスタ, 第67回応用物理学会春季学術講演会, Mar. 2020.
• Takayoshi Katase, Yuhi Higuchi, Terumasa Tadano, Jun Fujioka, Keisuke Ide, Hidenori Hiramatsu, Hideo Hosono, Toshio Kamiya. Power-factor enhancement by breaking trade-off relation of electrical conductivity and thermopower in strain-controlled transition metal oxide, 日本セラミックス協会 第58回セラミックス基礎科学討論会, Jan. 2020.
• 片瀬貴義, 樋口雄飛, 只野 央将, 藤岡 淳, 井手 啓介, 平松 秀典, 細野 秀雄, 神谷 利夫. トレードオフの相関を破る酸化物熱電材料の高出力特性, 応用物理学会新領域、第10回強的秩序とその操作に関わる研究グループ研究会, Jan. 2020.
• 青山航大, 清水荘雄, 倉持豪人, 召田雅実, 秋池良, 井手啓介, 片瀬貴義, 神谷利夫, 舟窪浩. 二元同時スパッタ法で作製したAeSi2 膜(Ae= Ca, Sr, Ba)の構成相と電気特性, 日本セラミックス協会 第58回セラミックス基礎科学討論会, Jan. 2020.
• 山本千紘, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 層状SnSeへのSbドーピングと二重極性反転現象, 日本セラミックス協会 第58回セラミックス基礎科学討論会, Jan. 2020.
• 片瀬貴義. トレードオフの相関を超えた巨大熱電変換性能, 令和元年度第2回プロセス研究会, Dec. 2019.
• 笠井悠莉華, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. アモルファス酸化ガリウムを用いたショットキーバリアダイオード特性と光応答, 薄膜材料デバイス研究会 第16回研究集会「新時代に向けた薄膜材料のデバイス技術」, Nov. 2019.
• 井手啓介, 渡邉脩人, 片瀬貴義, 笹瀬雅人, 金正煥, 上田茂典, 堀場弘司, 組頭広志, 平松秀典, 細野秀雄, 神谷利夫. 希土類添加アモルファス酸化物蛍光体薄膜の作製と発光素子への応用, 日本セラミックス協会 第39回電子材料研究討論会, Nov. 2019.
• 笠井悠莉華, 井手啓介, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. アモルファス酸化ガリウム薄膜への電子ドーピングとショットキーダイオード, 日本セラミックス協会 第39回電子材料研究討論会, Nov. 2019.
• 山本千紘, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. アンチモン添加による層状セレン化スズの二重極性反転, 日本セラミックス協会 第39回電子材料研究討論会, Nov. 2019.
• ホシンイ, 長達也, 森大介, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 層状半導体AE2CuInO3Ch (AE = Ca,Sr,Ba, Ch =S,Se,Te)の光電子輸送特性, 日本セラミックス協会 第39回電子材料研究討論会, Nov. 2019.
• 井手啓介, 金正煥, 片瀬貴義, 細野秀雄, 神谷利夫. アモルファス酸化物半導体を用いた新規デバイスの開拓, 薄膜材料デバイス研究会 第16回研究集会「新時代に向けた薄膜材料のデバイス技術」, Nov. 2019.
• 木村公俊, 樋口雄飛, 片瀬貴義, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. LaNiO3エピタキシャル極薄膜に発現する巨大フォノンドラッグ熱電能, 応用物理学会結晶工学分科会・電子材料若手交流会共催 第2回結晶工学xISYSE 合同研究会, Nov. 2019.
• 片瀬貴義, 樋口雄飛, 木村公俊, 井手啓介, 平松秀典, 細野秀雄, 神谷利夫. 引張歪から圧縮歪まで制御したLaNiO3薄膜の構造とフォノンドラッグ熱電特性, 日本セラミックス協会 第39回電子材料研究討論会, Nov. 2019.
• Kaiwen Li, Keisuke Ide, Takayoshi Katase, Toshio Kamiya, Dong Lin, Jinhua Ren, Qun Zhang. Silicon doping and N2 ambient annealing effects on Zn3N2 thin film transistors, 薄膜材料デバイス研究会 第16回研究集会「新時代に向けた薄膜材料のデバイス技術」, Nov. 2019.
• 青山 航大, 清水 荘雄, 倉持 豪人, 召田 雅実, 秋池 良, 井手 啓介, 片瀬 貴義, 神谷 利夫, 木村 好里, 舟窪 浩. 二元同時スパッタ法で作製したAeSi2膜の作製, 第80回応用物理学会秋季学術講演会, Sept. 2019.
• 椿 啓司, 福地 厚, 片瀬 貴義, 神谷 利夫, 有田 正志, 高橋 庸夫. 固相エピタキシャル成長Ca2RuO4薄膜における電流依存金属絶縁体転移の観測, 第80回応用物理学会秋季学術講演会, Sept. 2019.
• 松本 惇平, 半沢 幸太, 笹瀬 雅人, Silvia Haindl, 片瀬 貴義, 平松 秀典, 細野 秀雄. 1111型鉄系超伝導体エピタキシャル薄膜への高濃度水素添加と48 Kの高温超伝導, 第80回応用物理学会秋季学術講演会, Sept. 2019.
• 片瀬貴義. 酸化物熱電材料のフォノンドラッグ効果, 日本材料科学会 第6回 マテリアルズ・インフォマティクス基礎研究会 表面、ナノ構造におけるエネルギー材料開発と低次元物理現象, Aug. 2019.
• 笠井悠莉華, 井手啓介, 片瀬貴義, 平松 秀典, 細野 秀雄, 神谷 利夫. アモルファス酸化ガリウムへの水素ドープ効果とキャリア輸送特性, 第66回応用物理学会春季学術講演会, Mar. 2019.
• 山本 航平, 田久保 耕, Niko Pontius, Christian Schüßler-Langeheine, 片瀬 貴義, 神谷利夫, 和達 大樹. 時間分解共鳴軟X線回折でみるSrFeO3薄膜の反強磁性磁気秩序の光誘起過渡状態, 日本物理学会第74回年次大会, Mar. 2019.
• 松崎功佑, 片瀬貴義, 細野 秀雄. 窒化銅薄膜をチャネルに用いたアンバイポーラ型トランジスタの作製, 第66回応用物理学会春季学術講演会, Mar. 2019.
• 渡邉脩人, 井手啓介, 片瀬貴義, 笹瀬雅人, 戸田喜丈, 金正煥, 上田茂典, 堀場弘司, 組頭広志, 平松秀典, 細野秀雄, 神谷利夫. アモルファス酸化物半導体a-GaOxをホストとする蛍光体を用いた直流駆動型発光素子の低温作製, 第66回応用物理学会春季学術講演会, Mar. 2019.
• Xinyi He, Zewen Xiao, Takayoshi Katase, Keisuke Ide, Hideo Hosono, Toshio Kamiya. Density functional study on intrinsic and impurity defect formation in layered SrTiN2, 第66回応用物理学会春季学術講演会, Mar. 2019.
• 青山 航大, 清水 荘雄, 倉持 豪人, 召田 雅実, 秋池 良, 井手 啓介, 片瀬 貴義, 神谷 利夫, 木村 好里, 舟窪 浩. 共スパッタ法で作製したBaxSr1-xSi2膜の熱電特性, 第66回応用物理学会春季学術講演会, Mar. 2019.
• 青山航大, 清水荘雄, 倉持豪人, 召田雅実, 秋池良, 井手啓介, 片瀬貴義, 神谷利夫, 木村好里, 舟窪 浩. 共スパッタ法で作製したBaxSr1-xSi2膜の作製と熱電特性評価, 第57回セラミックス基礎科学討論会, Jan. 2019.
• 青山航大, 清水荘雄, 倉持豪人, 召田雅実, 秋池良, 井出啓介, 片瀬貴義, 神谷利夫, 木村好里, 舟窪浩. 共スパッタ法で作製したBaxSr1-xSi2膜の作製と熱電特性評価, 第57回セラミックス基礎討論会, Jan. 2019.
• 西間木祐紀, 井手啓介, 渡邉脩人, 金正煥, 片瀬貴義, 平松秀典, 細野秀雄, 神谷利夫. アモルファス酸化物半導体薄膜トランジスタの希土類添加効果, 第57回セラミックス基礎科学討論会, Jan. 2019.
• 片瀬貴義. 遷移金属酸化物の原子層成長と機能物性, 五セラミックス研究機関（東工大-名工大-JFCC-AIST-NIMS）合同講演会 「新機能発現を目指したニューセラミックス関連技術」, Oct. 2018.
• 平松秀典, 半沢幸太, 佐藤 光, 片瀬貴義, 神谷利夫, 細野秀雄. 鉄系超伝導体の薄膜成長とデバイス作製, 鉄系高温超伝導体発見１０周年記念合同シンポジウム, June 2018.
• 片瀬貴義. 遷移金属酸化物歪界面で発現する特異な熱電能, 公益社団法人日本磁気学会、第217回研究会「シン・熱電変換材料」, Mar. 2018.
• 井手 啓介, 太田 雅人, 岸田 陽介, 片瀬 貴義, 平松 秀典, 上田 茂典, 雲見 日出也, 細野 秀雄, 神谷 利夫. [講演奨励賞受賞記念講演] 全反射硬X線光電子分光法によるアモルファス酸化物半導体の価電子帯直上欠陥の深さ方向分布, 第65回応用物理学会春季学術講演会, Mar. 2018.
• 片瀬貴義, 太田裕道. 含水多孔質ガラスを用いたオンデマンド赤外線透過率-導電率制御デバイス, 日本真空学会 スパッタリングおよびプラズマプロセス技術部会, Oct. 2017.
• 片瀬貴義. 遷移金属酸化物薄膜歪界面のフォノンドラッグ熱電能, 奈良先端科学技術大学院大学 異分野融合ワークショップ 電子格子相互作用：基礎物理からデバイス応用まで, July 2017.
• 片瀬貴義. 遷移金属酸化物歪界面のフォノンドラッグ熱電能, フォノンエンジニアリング研究会, July 2017.
• 小山田達郎, 片瀬貴義, 太田裕道, 山ノ内路彦. 酸化物ハーフメタルLa0.67Sr0.33MnO3における電流誘起有効磁場の膜厚依存性, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第５回若手の会, July 2017.
• 片瀬貴義, 太田裕道. 遷移金属酸化物の酸化・還元を利用した薄膜機能デバイスの開発, 日本セラミックス協会2017年 年会, Mar. 2017.
• 片瀬貴義, 太田裕道. 遷移金属酸化物の電気化学反応を利用した機能変調デバイス, 6大学連携プロジェクト公開討論会, Mar. 2017.
• 片瀬貴義. 無機機能性材料の薄膜成長とデバイス化, 第17回フロンティア材料研究所講演会（第10回材料構造講演会）「構造と新規物質・新機能」, Dec. 2016.
• M. Yamanouchi, T. Oyamada, T. Katase, H. Ohta. Current-induced effects on switching magnetic field in an oxide half-metal heterostructure, 第21回スピン工学の基礎と応用（Physics and Applications of Spin-related Phenomena in Semiconductors, PASPS-21）, Dec. 2016.
• 片瀬貴義, 遠藤賢司, 太田裕道. 赤外線透過率-導電率同時切替デバイスの開発～多機能型スマートウィンドウに向けて～, 第２２回 クロモジェニック研究会, Nov. 2016.
• 片瀬貴義, 鈴木雄喜, 太田裕道. 絶縁体から導電性磁石への可逆切替デバイス-高密度情報記憶素子に向けて-, 日本セラミックス協会第29回秋季シンポジウム, Sept. 2016.
• 片瀬貴義, 太田裕道. 光・電気・磁気特性を切替え可能な薄膜機能デバイスの開発, 第12回フロンティア材料研究所講演会、2016年度フロンティア材料研究所学術賞 受賞記念講演会, Sept. 2016.
• 鈴木雄喜, 片瀬貴義, 太田裕道. ナノピラー構造に閉じ込められた漏液しないアルカリ水溶液－その特性と応用－, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第４回若手の会, July 2016.
• 片瀬貴義, 太田裕道. 水の電気分解を利用した機能性酸化物の電気・磁 気・光物性変調デバイス, 第311回 応用セラミックス研究所学術講演会 [第7回 材料構造講演会], Feb. 2016.
• 片瀬貴義, 太田裕道. 水電気分解を利用した機能性酸化物の光・ 電子・磁気物性可逆変調, 附置研究所間アライアンス 第三回若手研究交流会, Nov. 2015.
• T. Katase, Y. Suzuki, H. Ohta. Room-temperature-operatable electro-magnetic phase switching device, Workshop on Oxide Electronics 22, Oct. 2015.
• T. Katase, Y. Suzuki, H. Ohta. Room-temperature-operatable electro-magnetic phase switching device, Workshop on Oxide Electronics 22, Oct. 2015.
• 小野里尚記, 片山翔太, 片瀬貴義, 太田裕道. アモルファスNbOx薄膜の光・電子輸送特性, 第76回 応用物理学会秋季学術講演会, Sept. 2015.
• 片山翔太, 片瀬貴義, 太田裕道. ナトリウムイオン電池用正極活物質NaxMnO2の反応性固相エピタキシャル薄膜成長, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第３回若手の会, July 2015.
• 鈴木雄喜, 片瀬貴義, 太田裕道. 固体電解質を利用した磁性酸化物薄膜の反強磁性絶縁体－強磁性金属スイッチング, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第３回若手の会, July 2015.
• Y. Zhang, T. Katase, T. Onozato, B. Feng, H. Hayashi, T. Tohei, Isao Tanaka, Y. Ikuhara, H. Ohta. Electron transport properties of SrTiO3-SrNbO3 full range solid-solution epitaxial films, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第４回若手の会, July 2015.
• 小野里尚記, 張 雨橋, 片瀬貴義, フウビン, 藤平哲也, 幾原雄一, 太田裕道. 熱電能計測と電子顕微鏡観察による、LaTiO3/LaAlO3ヘテロ界面の可視化, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第４回若手の会, July 2015.
• 小野里尚記, 片山翔太, 片瀬貴義, 太田裕道. アモルファスNbOx薄膜の作製と光・電子輸送特性ー新しいエレクトロクロミックトランジスタを目指してー, 新学術領域研究「ナノ構造情報のフロンティア開拓 ― 材料科学の新展開」第３回若手の会, July 2015.
• 太田裕道, 片瀬貴義. 水電気分解を利用した酸化物の熱電能変調, 第75回 応用物理学会秋季学術講演会（シンポジウム：固液界面を使った新しい酸化物エレクトロニクス：化学とデバイスの融合）, Sept. 2014.
• 佐藤 光, 片瀬貴義, 平松秀典, 神谷利夫, 細野秀雄. 4種類の励起レーザー波長を使ったパルスレーザー堆積法による鉄系超伝導体Co添加BaFe2As2薄膜のヘテロエピタキシャル成長, 新学術領域研究「ナノ構造情報のフロンティア開拓―材料科学の新展開」第2回若手の会, July 2014.
• 遠藤賢司, 片瀬貴義, 太田裕道. 電界誘起水素化によるVO2薄膜トランジスタの金属-絶縁体相制御, 新学術領域研究「ナノ構造情報のフロンティア開拓―材料科学の新展開」第2回若手の会, Jan. 2014.
• 佐藤 光, 片瀬 貴義, 平松 秀典, 神谷 利夫, 細野 秀雄. 122型鉄系超伝導体薄膜の圧力効果, 新学術領域研究 平成25年度若手の会, Sept. 2013.
• 松田 匠悟, 佐藤 光, 片瀬 貴義, 平松 秀典, 神谷 利夫, 細野 秀雄. KFe2As2薄膜の作製と超伝導特性, 新学術領域研究 平成25年度若手の会, Sept. 2013.
• 李 寧, 片瀬貴義, 太田裕道. Li4Ti5O12薄膜の固相-液相エピタキシャル成長, 新学術領域研究 平成25年度若手の会, Sept. 2013.
• 平松秀典, 片瀬貴義, 石丸喜康, 塚本 晃, 神谷利夫, 田辺圭一, 細野秀雄. 鉄系超伝導体BaFe2As2の薄膜成長とデバイス作製, 2012年春季 第59回 応用物理学関係連合講演会, Feb. 2012.
• 平松 秀典, 片瀬 貴義, 石丸 喜康, 塚本 晃, 神谷 利夫, 田辺 圭一, 細野 秀雄. 鉄系超伝導体薄膜の臨界電流密度とジョセフソン接合, 第4回超電導応用研究会・第3回材料研究会合同シンポジウム, Feb. 2012.
• 須崎（須﨑）友文, 熊田翔, 片瀬貴義, 松崎功佑, 宮川仁, 細野秀雄. 静電不安定性を持つ MgO(111) 薄膜の作製と評価, 2008年秋季（第69回）応用物理学会学術講演会, Sept. 2008.

その他の論文・著書など

• 片瀬貴義, 神谷利夫. 環境に優しい熱電材料を目指して―水素を用いた酸化物の熱電変換効率改善, セラミックス 特集「熱エネルギー利用に向けた熱電変換材料・デバイス革新」, Vol. 59, No. 6, June 2024.
• 片瀬貴義, 神谷利夫. 毒性元素を含まない熱電変換材料の高性能化－新アプローチによる挑戦－, クリーンエネルギー, Vol. 33, No. 5, May 2024.
• 松浦弘泰, 高橋英史, 片瀬貴義. フォノンドラッグ効果-熱電性能向上への新アプローチ-, 固体物理, Vol. 2, p. 31-30, Feb. 2024.
• 片瀬貴義, ホシンイ, 神谷利夫. 熱電変換効率改善の新アプローチ : Ｈ－置換により低い格子熱伝導率と高い電気伝導度を同時に実現, セラミックス, Vol. 58, No. 7, pp. 498, Oct. 2023.
• 片瀬貴義, 神谷利夫. 電気伝導度と熱起電力のトレードオフ解消による酸化物熱電変換材料の高性能化, 機能材料 シーエムシー出版, Vol. 43, No. 4, pp. 17-24, Aug. 2023.

特許など

• 片瀬貴義, 神谷利夫, 細野秀雄. アルカリ土類金属酸化物の半導体膜、半導体デバイス、及び半導体膜の作製方法. 特許. 公開. 国立大学法人東京工業大学. 2022/01/21. 特願2022-008130. 2023/08/02. 特開2023-107040. 2023.
• 片瀬貴義, 神谷利夫, 細野秀雄. カルコゲナイド薄膜、及び熱電変換素子. 特許. 公開. 国立大学法人東京工業大学. 2021/08/31. 特願2021-141736. 2023/03/13. 特開2023-035115. 2023.
• 片瀬貴義, 山本隆文, 神谷利夫, 細野秀雄. 水素置換酸化物バルク焼結体の製造方法、水素置換酸化物バルク焼結体、及び熱電変換素子. 特許. 公開. 国立大学法人東京工業大学. 2021/01/26. 特願2021-010569. 2022/08/05. 特開2022-114315. 2022.
• 片瀬貴義, 神谷利夫, 西村優作, 中村　伸宏　. 熱伝導率可変材料、およびそのような材料を含む膜. 特許. 公開. 国立大学法人東京工業大学, AGC株式会社. 2020/06/25. 特願2020-109946. 2022/01/13. 特開2022-007173. 2022.

学位論文

• 鉄ニクタイド薄膜のヘテロエピタキシャル成長と超伝導物性,  本文,  博士(工学),  東京工業大学,  2012/03/26, 

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