Rchr
J-GLOBAL ID：201801008696167469
Update date: Mar. 30, 2024
Ohya Shinobu
オオヤ シノブ | Ohya Shinobu
Affiliation and department：
Job title：
Associate Professor
Homepage URL (2)：
http://www.cryst.t.u-tokyo.ac.jp/ohya/
,
http://www.cryst.t.u-tokyo.ac.jp/ohya/English/
Research field (1)：
Thin-film surfaces and interfaces
Research keywords (4)：
トポロジカル物質
, 分子線エピタキシー
, 機能性酸化物
, スピントロニクス
Research theme for competitive and other funds (16)：
- 2022 - 2027 Exploring new device frontiers using ultra-high quality oxide heterostructures
- 2023 - 2026 Novel colossal interface response induced by super orbital splitting
- 2020 - 2025 Creation of New Spin-Functional Materials and Devices by Renaissance of Ferromagnetic Semiconductors
- 2021 - 2024 超高品質フルエピタキシャルスピン構造による極微細バリスティックスピントランジスタ
- 2018 - 2022 Innovative and highly efficient spin-current control by ultra-high quality-heteroepitaxial-growth technology
- 2019 - 2021 Novel ultra low-power magnetization switching using electron-orbital control
- 2014 - 2018 Next generation spin transistors using high-quality interfaces
- 2015 - 2017 効率的スピン流生成とスピンホール角制御のための界面制御とバンドエンジニアリング
- 2014 - 2017 Development of the artificial design technique of the energy dependence of the spin polarization
- 2011 - 2015 Semiconductor Materials and Devices with Nonvolatile and Reconfigurable Functions
- 2011 - 2011 磁性体/半導体ハイブリッドナノ構造におけるスピン関連現象とデバイス応用
- 2008 - 2011 Creation of the next-generation semiconductor-based nano-spin electronics devices
- 2007 - 2010 Spin-polarized-current-controlled devices
- 2006 - 2010 Reconfigurable Nano-Spin Devices
- 2006 - 2007 セル選択機能を有する超高速半導体不揮発性メモリの実現
- 2004 - 2005 スピン自由度を生かした新しい強磁性半導体量子ヘテロ構造とデバイスの創製
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Papers (103)：
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Shinobu Ohya, Shun Tsuruoka, Masaya Kaneda, Hikari Shinya, Tetsuya Fukushima, Takahito Takeda, Yuriko Tadano, Tatsuro Endo, Le Duc Anh, Akira Masago, et al. Colossal Magnetoresistive Switching Induced by d0 Ferromagnetism of MgO in a Semiconductor Nanochannel Device with Ferromagnetic Fe/MgO Electrodes. Advanced Materials. 2024
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Hikari Shinya, Tetsuya Fukushima, Kazunori Sato, Shinobu Ohya, Hiroshi Katayama-Yoshida. Theoretical study on the origin of anomalous temperature-dependent electric resistivity of ferromagnetic semiconductor. APL Materials. 2023. 11. 11
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Shingo Kaneta-Takada, Yuki K. Wakabayashi, Yoshiharu Krockenberger, Hiroshi Irie, Shinobu Ohya, Masaaki Tanaka, Yoshitaka Taniyasu, Hideki Yamamoto. Scattering-dependent transport of SrRuO3 films: From Weyl fermion transport to hump-like Hall effect anomaly. Physical Review Materials. 2023. 7. 5
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Tatsuro Endo, Shun Tsuruoka, Yuriko Tadano, Shingo Kaneta-Takada, Yuichi Seki, Masaki Kobayashi, Le Duc Anh, Munetoshi Seki, Hitoshi Tabata, Masaaki Tanaka, et al. Giant Spin-Valve Effect in Planar Spin Devices Using an Artificially Implemented Nanolength Mott-Insulator Region. Advanced Materials. 2023
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Shingo Kaneta-Takada, Yuki K. Wakabayashi, Yoshiharu Krockenberger, Toshihiro Nomura, Yoshimitsu Kohama, Sergey A. Nikolaev, Hena Das, Hiroshi Irie, Kosuke Takiguchi, Shinobu Ohya, et al. High-mobility two-dimensional carriers from surface Fermi arcs in magnetic Weyl semimetal films. npj Quantum Materials. 2022. 7. 1
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MISC (15)：
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坂本祥哉, 若林勇希, 竹田幸治, 藤森伸一, 鈴木博人, 伴芳祐, 山上浩志, 山上浩志, 田中雅明, 大矢忍, et al. 軟X線角度分解光電子分光による強磁性半導体Ge1-xFexの電子構造の解明. 日本放射光学会年会・放射光科学合同シンポジウム予稿集. 2016. 29th
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Kobayashi M, Ohya S, Tanaka M, Niwa H, Harada Y, Oshima M, Takeda Y, Fujimori A, Tanaka A, Senba Y, et al. 27aAC-11 Soft X-ray Resonant Inelastic X-ray Scattering Study on Ferromagnetic Semiconductor Ga<1-x>Mn_xAs. Meeting Abstracts of the Physical Society of Japan. 2012. 67. 0. 817-817
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Shinobu Ohya, Kenta Takata, Iriya Muneta, Pham Nam Hai, Masaaki Tanaka. Comment on "Reconciling results of tunnelling experiments on (Ga,Mn)As" arXiv:1102.3267 by Dietl and Sztenkiel. (comment paper in arXiv). 2011
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竹田幸治, 岡根哲夫, 藤森淳, 斎藤祐児, 山上浩志, 山上浩志, 大矢忍, HAI P. N., 田中雅明. 軟X線磁気円二色性による希薄磁性半導体Ga1-xMnxAsの熱処理前後におけるスピン電子状態変化の研究. 日本物理学会講演概要集. 2011. 66. 1
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Shinobu Ohya, Kenta Takata, Masaaki Tanaka. Universal valence-band picture of the ferromagnetic semiconductor GaMnAs. (preprint in arXiv). 2010
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Lectures and oral presentations (43)：
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高品質エピタキシャル単結晶ヘテロ構造を用いた縦型スピントランジスタ実現への試み
(第2回 CSRN-Tokyo Workshop 2018 2018)
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Observation of the inverse spin Hall effect in the topological crystalline insulator SnTe using spin pumping
(SPIE Nanoscience + Engineering 2018)
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強磁性ペロブスカイト酸化物ヘテロ界面における特異な磁気異方性
(応用物理学会 強的秩序とその操作に関わる研究グループ主催 酸化物エピタキシャル薄膜研究の最前線 2018)
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Novel spin-related tunneling phenomena in perovskite oxide heterostructures
(Collaborative Conference on Materials Research (CCMR) 2018 2018)
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Long range proximity effect in a ferromagnetic semiconductor (In, Fe)As
(Oxide Superspin 2017 2017)
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Education (7)：
- 2022 - 現在 The University of Tokyo Graduate School of Engineering Department of Electrical Engineering and Information Systems
- 2014 - 2022 The University of Tokyo The Graduate School of Engineering
- 2010 - 2014 The University of Tokyo The Graduate School of Engineering Department of Electrical Engineering and Information Systems
- 2005 - 2010 The University of Tokyo The Graduate School of Engineering Department of Electrical Engineering and Information Systems
- 2002 - 2005 The University of Tokyo
- 2000 - 2002 The University of Tokyo The Graduate School of Engineering Department of Electronic Engineering
- 1996 - 2000 The University of Tokyo The Faculty of Engineering Department of Electronic Engineering
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Awards (1)：
- 2015/04 - 平成27年度 科学技術分野の文部科学大臣表彰
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