Research field (2)：
Thin-film surfaces and interfaces
, Electronic devices and equipment
Research keywords (4)：
触媒
, 電子物性
, 表面・界面
, 薄膜
Research theme for competitive and other funds (3)：
2006 - 2007 遷移金属を添加した酸化物の磁性スイッチング素子の開発
光電極の研究
電界効果デバイス開発
Papers (101)：
Keisuke Obata, Tomohiro Higashi, Feifan Ye, Masao Katayama, Kazuhiro Takanabe. Cation-Doped SrTaO2N Prepared through a Flux Method for Visible-Light-Driven Water Splitting. ChemPhotoChem. 2022
Taro Saito, Rafia Ahmad, Fuminao Kishimoto, Tomohiro Higashi, Masao Katayama, Luigi Cavallo, Kazuhiro Takanabe. Identification of distinctive structural and optoelectronic properties of Bi2O3 polymorphs controlled by tantalum addition. Journal of Materials Chemistry C. 2022
Yudai Kawase, Tomohiro Higashi, Keisuke Obata, Yutaka Sasaki, Masao Katayama, Kazunari Domen, Kazuhiro Takanabe. Interfacial Design of a Ta3N5 Thin-Film Photoanode for Highly Stable Oxygen Evolution over a Wide pH Range. ACS Sustainable Chemistry & Engineering. 2022
Keisuke Obata, Tomohiro Higashi, Motoki Hasegawa, Masao Katayama, Kazuhiro Takanabe. Synthesis of Metal Chalcogenide Semiconductors by Thermal Decomposition of Organosulfur and Organoselenium Compounds. Chemistry - A European Journal. 2022
Tomohiro Higashi, Yutaka Sasaki, Yudai Kawase, Hiroshi Nishiyama, Masao Katayama, Kazuhiro Takanabe, Kazunari Domen. Surface-Modified Ta3N5 Photoanodes for Sunlight-Driven Overall Water Splitting by Photoelectrochemical Cells. Catalysts. 2021. 11. 5. 584-584
Fujii Y., Taniguchi H., Itoh M., Katayama M., Matsumoto Y. 28pRB-2 Structural phase transition of homoepitaxially grown STO18 thin film. Meeting Abstracts of the Physical Society of Japan. 2009. 64. 0. 951-951
Watanabe R, Katayama M, Koinuma H, Tamura M, Yuasa M, Yahata Y, Mizutani G, Suzuki T, Segawa Y, Matsumoto Y, et al. 30aTF-5 Anisotropy of surface magnetization of Co doped ruffle TiO_2(110) detected by magnetization induced second harmonic generation. Meeting Abstracts of the Physical Society of Japan. 2009. 64. 0. 923-923
MATSUMOTO Yuji, KATAYAMA Masao. Hetero-nanoscale Surface Structures of TiO_2 and Their Applications to the Development of New Functional Devices. Journal of the Surface Science Society of Japan. 2007. 28. 10. 573-578
- 2004 The University of Tokyo Graduate School of Science
- 2001 The University of Tokyo Graduate School of Science
- 1999 International Christian University College of Liberal Arts Division of Natural Sciences
Professional career (1)：
博士 (東京大学)
Work history (4)：
2020/04 - 現在 The University of Tokyo Environmental Science Center
2012/04 - 2020/03 The University of Tokyo The Graduate School of Engineering, Department of Chemical System Engineering
2008/04 - 2012/03 The University of Tokyo The Graduate School of Engineering, Department of Chemical System Engineering
2004/04 - 2008/03 科学技術振興機構 戦略的創造事業 研究員
Association Membership(s) (7)：
THE SOCIETY OF CHEMICAL ENGINEERS, JAPAN
, THE CHEMICAL SOCIETY OF JAPAN
, CATALYSIS SOCIETY OF JAPAN
, 日本表面科学会
, THE JAPAN SOCIETY OF APPLIED PHYSICS
, 日本物理学会
, 大学等環境安全協議会
