Rchr
J-GLOBAL ID：200901028924080078
Update date: Feb. 04, 2024
HIDEKAZU OKAMURA
オカムラ ヒデカズ | HIDEKAZU OKAMURA
Affiliation and department：
Job title：
Associate Professor
Other affiliations (1)：
Homepage URL (1)：
http://www.chem.tokushima-u.ac.jp/B5/
Research field (2)：
Semiconductors, optical and atomic physics
, Magnetism, superconductivity, and strongly correlated systems
Research keywords (6)：
半導体
, strongly correlated electron systems
, high pressure
, infrared spectroscopy
, synchrotron radiation
, optical properties of solid
Research theme for competitive and other funds (15)：
- 2019 - 2023 Optical control of electron-hole correlation in excitonic insulators
- 2014 - 2017 Electron-hole symmetry in the heavy fermion states studied by high pressure infrared spectroscopy
- 2011 - 2014 Electronic structures near quantum critical points studied by infrared spectroscopy under high pressure
- 2009 - 2012 重い電子系の高圧・低温におけるフェルミ端電子構造の赤外分光研究
- 2010 - 2012 Anisotropic dielectric response of tilted Dirac cone investigated by polarized infrared light using synchrotron radiation
- 2005 - 2008 CREATION OF NOVEL F-ELECTRON STATE BY HIGH PRESSURE AND ITS DIRECT OBSERVATION BY INFRARED SPECTROSCOPY
- 2003 - 2005 ヘリウム3冷却器を用いた極低温赤外分光装置の開発と強相関電子物性の新展開
- 2001 - 2005 Development of an UHV-infrared microscope and its application to solid state physics
- 2000 - 2003 Study on the electronic structure in the vicinity of the Fermi level of strongly correlated electron system by very low energy photo-excitation
- 2000 - 2002 強い電子相関を持つ物質の高圧下における赤外反射分光
- 1997 - 1999 OPTICAL SPECTRUM OF STRONGLY CORRELATED ELECTRON SYSTEMS
- 1995 - 1998 STUDY ON UTILIZATION OF SYNCHROTRON RADIATION IN INFRARED REGION
- 1996 - 1997 強磁場下のラマン分光による重い電子系化合物の研究
- 1996 - 1997 近藤半導体の光スペクトル
- 1994 - 1997 STUDY OF THE ELECTRONIC STRUCTURE OF STRONGLY CORRELATED ELECTRON SYSTEMS BY FAR-INFRARED AND MILLIMETER WAVES
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Papers (92)：
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H. Okamura, T. Mizokawa, K. Miki, Y. Matsui, N. Noguchi, N. Katayama, H. Sawa, M. Nohara, Y. Lu, H. Takagi, et al. Pressure suppression of the excitonic insulator state in Ta2NiSe5 observed by optical conductivity. Physical Review B. 2023. 107. 4. 045141-1
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Naoki Noguchi, Yui Shiraishi, Maho Kageyama, Yuu Yokoi, Saki Kurohama, Natsuki Okada, Hidekazu Okamura. Direct observation of pressure-induced amorphization of methane/ethane hydrates using Raman and infrared spectroscopy. Physical Chemistry Chemical Physics. 2023
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Hidekazu OKAMURA, Shigeo OHARA, D. BAUER Eric, Yoshichika ŌNUKI. Electron Hybridized States and Optical Conductivity in Ce and Yb Compounds at High Pressures. The Review of High Pressure Science and Technology. 2022. 32. 1. 42-50
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Daiki Ootsuki, Hidekazu Okamura, Shogo Mitsumoto, Yuka Ikemoto, Taro Moriwaki, Masashi Arita, Teppei Yoshida, Kazutaka Kudo, Hiroyuki Ishii, Minoru Nohara, et al. Pressure Induced Spectral Redistribution due to Te2 Dimer Breaking in AuTe2. Journal of the Physical Society of Japan. 2021. 90. 11. 114705-1-114705-5
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Kazuyuki Matsubayashi, Hidekazu Okamura, Takashi Mizokawa, Naoyuki Katayama, Akitoshi Nakano, Hiroshi Sawa, Tatsuya Kaneko, Tatsuya Toriyama, Takehisa Konishi, Yukinori Ohta, et al. Hybridization-Gap Formation and Superconductivity in the Pressure-Induced Semimetallic Phase of the Excitonic Insulator Ta2NiSe5. Journal of the Physical Society of Japan. 2021. 90. 7. 074706-074706
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MISC (68)：
Books (1)：
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Optical Techniques for Solid State Materials Characterization
CRC Press 2012 ISBN:9781439815373
Lectures and oral presentations (48)：
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Pressure Induced Excitonic Insulator-to-Semimetal Transition in Ta2NiSe5 Studied by Optical Conductivity
(10th Asian Conference on High Pressure Research 2021)
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Band Gap Increase and Metallization in InSb and InAs at High Pressure: An Optical Study
(10th Asian Conference on High Pressure Research 2021)
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Dynamics and Cage Occupancies of Methane Hydrates at Low Temperatures and High Pressures: An Infrared and Raman Spectroscopic Study
(10th Asian Conference on High Pressure Research 2021)
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Al,Na ドープ黒リンの高圧合成と物性評価
(第62回高圧討論会 2021)
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励起子絶縁体関連物質Ta2Ni(Se1-xSx)5の高圧下における光学伝導度
(第62回高圧討論会 2021)
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Education (3)：
- 1990 - 1995 Northeastern University, Department of Physics
- 1988 - 1990 大阪大学大学院工学研究科 応用物理学専攻
- 1984 - 1988 大阪大学工学部 応用物理学科
Professional career (1)：
- Ph.D (Northeastern University)
Work history (7)：
- 2017/04 - 現在 The University of Tokushima
- 2015/04 - 2016/03 徳島大学大学院ソシオテクノサイエンス研究部 教授
- 2007/04 - 2015/03 神戸大学 大学院 理学研究科 物理学専攻 准教授
- 2002/10 - 2007/03 神戸大学 大学院自然科学研究科
- 1995/05 - 2002/09 神戸大学 理学部物理学科
- 1992/11 - 1995/04 Francis Bitter Magnet Laboratory (Massachusetts Institute of Technology) Research Affiliate
- 1991/10 - 1995/04 Northeastern University, Introductory Physics Laboratory, Teaching Assistant
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Committee career (1)：
- 2017/04 - 現在 日本赤外線学会 財務委員会幹事
Awards (1)：
- 2007 - J. Phys. Soc. Jpn. Paper of Editors' Choice
Association Membership(s) (4)：
THE JAPAN SOCIETY OF HIGH PRESSURE SCIENCE AND TECHNOLOGY
, THE JAPANESE SOCIETY FOR SYNCHROTRON RADIATION RESEARCH
, 日本赤外線学会
, 日本物理学会
