論文

• Abe Katsumi, Kamiya Toshio, Hosono Hideo. Quantum confinement effects in amorphous In-Ga-Zn-O thin-film transistors with quantum well channel, Applied Physics Letters, Nov. 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–xHx, ACS Appl. Electron. Mater., Vol. 6, pp. 7424, 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.
• 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.
• Weizheng Cai, Xinyi He, Tian-Nan Ye, Xinmeng Hu, Chuanlong Liu, Masato Sasase, Masaaki Kitano, Toshio Kamiya, Hideo Hosono, Jiazhen Wu. Discovery of Self-Assembled 2D Ru/Si Superlattices Boosting Hydrogen Evolution, SMALL, July 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.

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.

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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.

国内会議発表 (査読有り)

• 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.
• 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.
• 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.
• 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.
• 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, 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.
• 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.
• 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.
• 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.
• 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.
• 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.
• 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.

国際会議発表 (査読なし・不明)

• 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.

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.

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