Otsubo Yoshiyuki 大坪嘉之

… Alternative Names

OHTSUBO Yoshiyuki 大坪嘉之

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Researcher Number	70735589
Other IDs	https://orcid.org/0000-0003-4388-825X
Affiliation (Current)	2024: 国立研究開発法人量子科学技術研究開発機構, NanoTerasuセンター高輝度放射光研究開発部, 主幹研究員 2024: 国立研究開発法人量子科学技術研究開発機構, 次世代放射光施設整備開発センター, 主任研究員
Affiliation (based on the past Project Information) *help	2024: 国立研究開発法人量子科学技術研究開発機構, NanoTerasuセンター高輝度放射光研究開発部, 主幹研究員 2022: 大阪大学, 生命機能研究科, 助教 2021 – 2022: 国立研究開発法人量子科学技術研究開発機構, 次世代放射光施設整備開発センター, 主任研究員 2014 – 2020: 大阪大学, 生命機能研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 29020:Thin film/surface and interfacial physical properties-related / Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Condensed matter physics and related fields / Condensed matter physics I Except Principal Investigator Basic Section 80040:Quantum beam science-related / Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related / Condensed matter physics I
Keywords	Principal Investigator トポロジカル近藤絶縁体 / トポロジカル絶縁体 / 角度分解光電子分光 / スピン軌道相互作用 / 表面電子状態 / ２次元近藤格子 / 近藤絶縁体 / Rashba効果 / 擬似液体層 / トポロジカル表面状態 … More / 擬似液体層（ＱＬＬ） / トポロジカル相転移 / 低速電子回折 / 液体金属 / スピン・角度分解光電子分光 / スピンフィルタ / 電子線スピンフィルタ / スピントロニクス … More Except Principal Investigator 光電子分光 / 電子構造 / 強相関電子系 / プラズモン / スピン流 / スピン偏極散乱 / スピントロニクス / スピン偏極非弾性電子散乱 / スピン偏極電子源 / スピン偏極電子エネルギー損失分光 / 放射光 / 低次元 / 表面電子状態 / 角度分解光電子分光 / 全反射高速陽電子線回折 / 酸化物 / 表面超構造 / 量子ビーム / 物性実験 / 表面・界面物性 / 光物性 / 逆光電子分光 Less

Research of electron correlation in surface superstructures by microcopic ARPES at NanoTerasuPrincipal Investigator
- Principal Investigator
  
  大坪嘉之
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  National Institutes for Quantum Science and Technology
Novel electronic structure stimulated in surface triangular lattice of strongly correlated topological materialsPrincipal Investigator
- Principal Investigator
  
  Ohtsubo Yoshiyuki
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  National Institutes for Quantum Science and Technology
  Osaka University
Development of spin-resolved resonant electron-energy-loss spectroscopy and application to spin quantum physics
- Principal Investigator
  
  KIMURA Shin-ichi
- Project Period (FY)
  2020 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 80040:Quantum beam science-related
- Research Institution
  Osaka University
Elucidation of surface electronic states with accurate measurement systems of surface superstructures and surface electronic structures
- Principal Investigator
  
  Yukawa Ryu
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13020:Semiconductors, optical properties of condensed matter and atomic physics-related
- Research Institution
  Osaka University
Rashba-type spin-orbit interaction in quasi-liquid layers on heavy-element crystal surfacesPrincipal Investigator
- Principal Investigator
  
  Ohtsubo Yoshiyuki
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Research Field
  
  Condensed matter physics and related fields
- Research Institution
  Osaka University
Development of high-resolution inverse angle-resolved photoelectron spectroscopy and application to materials science
- Principal Investigator
  
  KIMURA Shin-ichi
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Condensed matter physics I
- Research Institution
  Osaka University
Search for novel electron spin filter using spin-polarized surface statesPrincipal Investigator
- Principal Investigator
  
  OHTSUBO Yoshiyuki
- Project Period (FY)
  2014 – 2015
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Research Field
  
  Condensed matter physics I
- Research Institution
  Osaka University

All 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014

All Journal Article Presentation

[Journal Article] Surface valence transition in SmS by alkali metal adsorption2023
- Author(s)
  Nakamura Takuto、Nakaya Toru、Ohtsubo Yoshiyuki、Sugihara Hiroki、Tanaka Kiyohisa、Yukawa Ryu、Kitamura Miho、Kumigashira Hiroshi、Imura Keiichiro、Suzuki Hiroyuki S.、Sato Noriaki K.、Kimura Shin-ichi
- Journal Title
  
  Physical Review B
  
  Volume: 107 Issue: 4 Pages: 1-6
- DOI
  10.1103/physrevb.107.l041102
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21K14541, KAKENHI-PROJECT-22K14605, KAKENHI-PROJECT-20KK0117, KAKENHI-PROJECT-18H03683, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H04453, KAKENHI-PROJECT-20K03859, KAKENHI-PROJECT-16KK0107, KAKENHI-PUBLICLY-22H04591
[Journal Article] Design of nano-spintronics beamline at 3-GeV next-generation synchrotron radiation facility, NanoTerasu2022
- Author(s)
  Ohtsubo Yoshiyuki、Ueno Tetsuro、Iwasawa Hideaki、Miyawaki Jun、Horiba Koji、Inaba Kento、Agui Akane、Inami Nobuhito、Nakatani Takeshi、Imazono Takashi、Fujii Kentaro、Kimura Hiroaki、Takahasi Masamitu
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 2380 Issue: 1 Pages: 012037-012037
- DOI
  10.1088/1742-6596/2380/1/012037
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K03749, KAKENHI-PROJECT-20K03859
[Journal Article] Fluctuating spin-orbital texture of Rashba-split surface states in real and reciprocal space2022
- Author(s)
  Nakamura Takuto、Ohtsubo Yoshiyuki、Harasawa Ayumi、Yaji Koichiro、Shin Shik、Komori Fumio、Kimura Shin-ichi
- Journal Title
  
  Physical Review B
  
  Volume: 105 Issue: 23 Pages: 1-7
- DOI
  10.1103/physrevb.105.235141
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14605, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H04453, KAKENHI-PROJECT-20K03859
[Journal Article] Recent progress in clean-surface formation of topological Kondo insulators and topological surface states observed there2022
- Author(s)
  Ohtsubo Yoshiyuki、Kimura Shin-ichi、Iga Fumitoshi
- Journal Title
  
  Electronic Structure
  
  Volume: 4 Issue: 3 Pages: 033003-033003
- DOI
  10.1088/2516-1075/ac8631
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20H04453, KAKENHI-PROJECT-20K03859
[Journal Article] Breakdown of bulk-projected isotropy in surface electronic states of topological Kondo insulator SmB6(001)2022
- Author(s)
  Ohtsubo Yoshiyuki、Nakaya Toru、Nakamura Takuto、Le Fevre Patrick、Bertran Francois、Iga Fumitoshi、Kimura Shin-Ichi
- Journal Title
  
  Nature Communications
  
  Volume: 13 Issue: 1 Pages: 1-7
- DOI
  10.1038/s41467-022-33347-0
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K14605, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H04453, KAKENHI-PROJECT-20K03859
[Journal Article] Bulk-Sensitive Spin-Resolved Resonant Electron Energy-Loss Spectroscopy (SR-rEELS): Observation of Element- and Spin-Selective Bulk Plasmons2021
- Author(s)
  Shin-ichi Kimura, Taishi Kawabata, Hiroki Matsumoto, Yu Ohta, Ayuki Yoshizumi, Yuto Yoshida, Takumi Yamashita, Hiroshi Watanabe, Yoshiyuki Ohtsubo, Naoto Yamamoto, Xiuguang Jin
- Journal Title
  
  Rev. Sci. Instrum.
  
  Volume: 92 Issue: 9 Pages: 093103-093103
- DOI
  10.1063/5.0055435
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18K11931, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H04453, KAKENHI-PROJECT-20K03859
[Journal Article] One-dimensionality of the spin-polarized surface conduction and valence bands of quasi-one-dimensional Bi chains on GaSb(110)-(2×1)2020
- Author(s)
  Ohtsubo Yoshiyuki、Tokumasu Naoki、Watanabe Hiroshi、Nakamura Takuto、Le Fevre Patrick、Bertran Francois、Imamura Masaki、Yamamoto Isamu、Azuma Junpei、Takahashi Kazutoshi、Kimura Shin-ichi
- Journal Title
  
  Physical Review B
  
  Volume: 101 Issue: 23 Pages: 235306-235306
- DOI
  10.1103/physrevb.101.235306
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03859, KAKENHI-PROJECT-19H01830, KAKENHI-PROJECT-20H04453
[Journal Article] トポロジカル近藤絶縁体の表面電子状態―研究の最近の発展―2020
- Author(s)
  大坪嘉之, 木村真一, 伊賀文俊
- Journal Title
  
  固体物理
  
  Volume: 55 Pages: 337-349
- NAID
  40022311405
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20H04453
[Journal Article] Fermi level tuning of one-dimensional giant Rashba system on a semiconductor substrate: Bi/GaSb(110)-(2×1)2019
- Author(s)
  T. Nakamura, Y. Ohtsubo, N. Tokumasu, P. Le Fevre, F. Bertran, S. Ideta, K. Tanaka, K. Kuroda, K. Yaji, A. Harasawa, S. Shin, F. Komori , S. Kimura
- Journal Title
  
  Physical Review Materials
  
  Volume: 3 Issue: 12 Pages: 126001-126001
- DOI
  10.1103/physrevmaterials.3.126001
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03484, KAKENHI-PROJECT-19J21516, KAKENHI-PROJECT-17K18757, KAKENHI-PROJECT-18H01146
[Journal Article] Temperature-driven modification of surface electronic structure on bismuth, a topological border material2019
- Author(s)
  Ohtsubo Y、Yamashita Y、Kishi J、Ideta S、Tanaka K、Yamane H、Rault J E、Le F?vre P、Bertran F、Kimura S
- Journal Title
  
  Journal of Physics D: Applied Physics
  
  Volume: 52 Issue: 25 Pages: 254002-254002
- DOI
  10.1088/1361-6463/ab1515
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Journal Article] Non-trivial surface states of samarium hexaboride at the (111) surface2019
- Author(s)
  Ohtsubo Yoshiyuki、Yamashita Yuki、Hagiwara Kenta、Ideta Shin-ichiro、Tanaka Kiyohisa、Yukawa Ryu、Horiba Koji、Kumigashira Hiroshi、Miyamoto Koji、Okuda Taichi、Hirano Wataru、Iga Fumitoshi、Kimura Shin-ichi
- Journal Title
  
  Nature Communications
  
  Volume: 10 Issue: 1
- DOI
  10.1038/s41467-019-10353-3
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K18757
[Journal Article] Effects of finite-range interactions on the one-electron spectral properties of one-dimensional metals: Application to Bi/InSb(001)2019
- Author(s)
  Carmelo Jose M. P.、Cadez Tilen、Ohtsubo Yoshiyuki、Kimura Shin-ichi、Campbell David K.
- Journal Title
  
  Physical Review B
  
  Volume: 100 Issue: 3
- DOI
  10.1103/physrevb.100.035105
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Journal Article] Optical and photoelectrical studies on anisotropic metal-insulator transition of RuAs2019
- Author(s)
  Nakajima Yuki、Mita Zenjiro、Watanabe Hiroshi、Ohtsubo Yoshiyuki、Ito Takahiro、Kotegawa Hisashi、Sugawara Hitoshi、Tou Hideki、Kimura Shin-ichi
- Journal Title
  
  Physical Review B
  
  Volume: 100 Issue: 12
- DOI
  10.1103/physrevb.100.125151
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K18757
[Journal Article] Surface electronic structure of SmB 6 (111)2018
- Author(s)
  Y. Ohtsubo, K. Hagiwara, C. Wang, R. Yukawa, K. Horiba, H. Kumigashira, W. Hirano, F. Iga, S. Kimura
- Journal Title
  
  Physica B: Condensed Matter
  
  Volume: 536 Pages: 75-77
- DOI
  10.1016/j.physb.2017.09.033
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K14325, KAKENHI-PROJECT-15H03676, KAKENHI-PROJECT-17K18757, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-16K05431
[Journal Article] Infrared Evaluation of Enantiometric Amount and Application to Racemization at the Interface between L- and D-alanines2018
- Author(s)
  S. Kamei, J. Hibi, Y. Ohtsubo, H. Watanabe, S. Kimura
- Journal Title
  
  Applied Spectroscopy
  
  Volume: 印刷中
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H03676
[Journal Article] Infrared Evaluation of Enantiometric Amount and Application to Racemization at the Interface Between L- and D-Alanine2018
- Author(s)
  Kamei Shun、Hibi Jigen、Ohtsubo Yoshiyuki、Watanabe Hiroshi、Kimura Shin-ichi
- Journal Title
  
  Applied Spectroscopy
  
  Volume: 72 Issue: 7 Pages: 1074-1079
- DOI
  10.1177/0003702818770575
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K18757
[Journal Article] Giant Rashba splitting of quasi-one-dimensional surface states on Bi/InAs(110)-(2×1)2018
- Author(s)
  Nakamura Takuto、Ohtsubo Yoshiyuki、Yamashita Yuki、Ideta Shin-ichiro、Tanaka Kiyohisa、Yaji Koichiro、Harasawa Ayumi、Shin Shik、Komori Fumio、Yukawa Ryu、Horiba Koji、Kumigashira Hiroshi、Kimura Shin-ichi
- Journal Title
  
  Physical Review B
  
  Volume: 98 Issue: 7 Pages: 075431-075431
- DOI
  10.1103/physrevb.98.075431
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K18757, KAKENHI-PROJECT-16H02115, KAKENHI-PROJECT-16K05033
[Journal Article] Surface electronic states of Au-induced nanowires on Ge(001)2018
- Author(s)
  Yaji Koichiro、Yukawa Ryu、Kim Sunghun、Ohtsubo Yoshiyuki、Le Fevre Patrick、Bertran Francois、Taleb-Ibrahimi Amina、Matsuda Iwao、Nakatsuji Kan、Shin Shik、Komori Fumio
- Journal Title
  
  Journal of Physics: Condensed Matter
  
  Volume: 30 Issue: 7 Pages: 075001-075001
- DOI
  10.1088/1361-648x/aaa526
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757, KAKENHI-PROJECT-25220707, KAKENHI-PROJECT-15K17675
[Journal Article] Temperature dependence of Yb valence in the sub-surface of YbB12(001)2017
- Author(s)
  K. Hagiwara, Y. Takeno, Y. Ohtsubo, R. Yukawa, M. Kobayashi, K. Horiba, H. Kumigashira, J. Rault, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi, F. Iga, S. Kimura
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 807 Pages: 012003-012003
- DOI
  10.1088/1742-6596/807/1/012003
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676, KAKENHI-PROJECT-16K05033, KAKENHI-PROJECT-16K05431, KAKENHI-PROJECT-15H02109, KAKENHI-PROJECT-16H02115
[Journal Article] Spin-polarized quasi-one-dimensional state with finite band gap on the Bi/InSb(001) surface2017
- Author(s)
  Kishi J.、Ohtsubo Y.、Nakamura T.、Yaji K.、Harasawa A.、Komori F.、Shin S.、Rault J. E.、Le Fevre P.、Bertran F.、Taleb-Ibrahimi A.、Nurmamat M.、Yamane H.、Ideta S.、Tanaka K.、Kimura S.
- Journal Title
  
  Physical Review Materials
  
  Volume: 1 Issue: 6
- DOI
  10.1103/physrevmaterials.1.064602
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757, KAKENHI-PROJECT-25220707, KAKENHI-PROJECT-15H03676
[Journal Article] Possible spin-charge separation of the Tomonaga-Luttinger liquid on Bi/InSb(001)2017
- Author(s)
  Ohtsubo Yoshiyuki、Kishi Jun-ichiro、Hagiwara Kenta、Le Fevre Patrick、Bertran Fransois、Taleb-Ibrahimi Amina、Kimura Shin-ichi
- Journal Title
  
  Journal of Electron Spectroscopy and Related Phenomena
  
  Volume: 220 Pages: 37-39
- DOI
  10.1016/j.elspec.2017.03.005
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Journal Article] Surface Kondo Effect and Non-Trivial Metallic State of the Kondo Insulator YbB122016
- Author(s)
  K. Hagiwara, Y. Ohtsubo, M. Matsunami, S. Ideta, K. Tanaka, H. Miyazaki, J. Rault, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi, R. Yukawa, M. Kobayashi, K. Horiba, H. Kumigashira, K. Sumida, T. Okuda, F. Iga, S. Kimura
- Journal Title
  
  Nature Communications
  
  Volume: 7 Issue: 1
- DOI
  10.1038/ncomms12690
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676, KAKENHI-PROJECT-16J03874, KAKENHI-PROJECT-25287095, KAKENHI-PROJECT-16K05431, KAKENHI-PROJECT-16H02115
[Journal Article] Large modification in insulator-metal transition of VO2 films grown on Al2O3 (001) by high energy ion irradiation in biased reactive sputtering2016
- Author(s)
  Nurul Hanis Azhan, Kunio Okimura, Yoshiyuki Ohtsubo, Shin-ichi Kimura, Mustapha Zaghrioui, and Joe Sakai
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 119 Issue: 5
- DOI
  10.1063/1.4941348
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K04652, KAKENHI-PROJECT-26887024, KAKENHI-PROJECT-15H03676
[Journal Article] Topological phase transition of single-crystal Bi based on empirical tight-binding calculations2016
- Author(s)
  Y. Ohtsubo, S. Kimura
- Journal Title
  
  New Journal of Physics
  
  Volume: 18 Issue: 12 Pages: 123015-123015
- DOI
  10.1088/1367-2630/18/12/123015
- Peer Reviewed / Acknowledgement Compliant / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Journal Article] Spin to Charge Conversion at Room Temperature by Spin Pumping into a New Type of Topological Insulator: α-Sn Films2016
- Author(s)
  J-C Rojas-Sanchez, S Oyarzun, Y Fu, A Marty, C Vergnaud, S Gambarelli, L Vila, M Jamet, Y Ohtsubo, A Taleb-Ibrahimi, P Le Fevre, F Bertran, N Reyren, J-M George, A Fert
- Journal Title
  
  Physical Review Letters
  
  Volume: 116 Issue: 9
- DOI
  10.1103/physrevlett.116.096602
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26887024
[Journal Article] Surface Tomonaga-Luttinger-liquid state on Bi/InSb(001)2015
- Author(s)
  Y. Ohtsubo, J. Kishi, K. Hagiwara, P. L. Fevre, F. Bertran, A. T. Ibrahimi, H. Yamane, S. Ideta, M. Matsunami, K. Tanaka, and S. Kimura
- Journal Title
  
  Physical Review Letters
  
  Volume: 115 Issue: 25
- DOI
  10.1103/physrevlett.115.256404
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K17709, KAKENHI-PROJECT-15H03676, KAKENHI-PROJECT-26887024
[Journal Article] Hierarchical spin-orbital polarization of a giant Rashba system2015
- Author(s)
  Lewis Bawden, Jonathan M Riley, Choong H Kim, Raman Sankar, Eric J Monkman, Daniel E Shai, Haofei I Wei, Edward B Lochocki, Justin W Wells, Worawat Meevasana, Timur K Kim, Moritz Hoesch, Yoshiyuki Ohtsubo, Patrick Le Fevre, Craig J Fennie, Kyle M Shen, Fangcheng Chou, Phil DC King
- Journal Title
  
  Science Advances
  
  Volume: 1 Issue: 8
- DOI
  10.1126/sciadv.1500495
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26887024
[Journal Article] Topological phase diagram and saddle point singularity in a tunable topological crystalline insulator2015
- Author(s)
  Madhab Neupane, Su-Yang Xu, R Sankar, Q Gibson, YJ Wang, I Belopolski, N Alidoust, G Bian, PP Shibayev, DS Sanchez, Y Ohtsubo, A Taleb-Ibrahimi, S Basak, W-F Tsai, H Lin, Tomasz Durakiewicz, RJ Cava, A Bansil, FC Chou, M Zahid Hasan
- Journal Title
  
  Physical Review B
  
  Volume: 92 Issue: 7
- DOI
  10.1103/physrevb.92.075131
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26887024
[Journal Article] Experimental evidence for two-dimensional states localized in subsurface region of Ge(111)2015
- Author(s)
  K. Yaji, Y. Ohtsubo, S. Hatta, H. Okuyama, R. Yukawa, I. Matsuda, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi, A. Kakizaki, T. Aruga
- Journal Title
  
  J. Electron Spectros. Relat. Phenom
  
  Volume: 201 Pages: 92-97
- DOI
  10.1016/j.elspec.2014.09.005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24340069, KAKENHI-PROJECT-26887024, KAKENHI-PROJECT-15K21112, KAKENHI-PUBLICLY-26110515, KAKENHI-PROJECT-25288006
[Journal Article] New aspects of electronic excitations at the bismuth surface: Topology, thermalizatoin and coupling to coherent phonons2014
- Author(s)
  L. Perfetti, J. Faure, E. Papalazarou, J. Mauchain, M. Marsi, M.O. Goerbig, A. Taleb-Ibrahimi, Y. Ohtsubo
- Journal Title
  
  Journal of Electron Spectroscopy and Related Phenomena
  
  Volume: - Pages: 60-65
- DOI
  10.1016/j.elspec.2014.12.004
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] アルカリ金属吸着によるSmSの表面価数転移2023
- Author(s)
  中村拓人、仲矢透、大坪嘉之、杉原弘基、田中清尚、湯川龍、北村未歩、組頭広志、井村敬一郎、鈴木博之、佐藤憲昭、木村真一
- Organizer
  第36回日本放射光学会年会・放射光科学合同シンポジウム
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] InSb/α-Sn(111)/InSb(111)Bのトポロジカル界面電子状態2022
- Author(s)
  仲矢透, 大坪嘉之, 中村拓人, 木村真一
- Organizer
  日本物理学会第77回年次大会
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] Bi/InAs(110)表面における実空間と波数空間で揺らぐラシュバ型スピンテクスチャー2022
- Author(s)
  中村拓人、大坪嘉之、原沢あゆみ、矢治光一郎、辛埴、小森文夫、木村真一
- Organizer
  2022年度日本表面真空学会　九州支部学術講演会
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] SmS におけるアルカリ金属吸着による表面価数転移2022
- Author(s)
  中村拓人、仲矢透、大坪嘉之、杉原弘基、田中清尚、湯川龍、北村未歩、組頭広志、井村敬一郎、鈴木博之、佐藤憲昭、木村真一
- Organizer
  UVSORシンポジウム2022
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] Fluctuated Spin Texture of Rashba-Split Surface Bands of Low Symmetric Surface Bi/InAs(110)-(2×1)2022
- Author(s)
  T. Nakamura, Y. Ohtsubo, K. Yaji, A. Harasawa, S. Shin, F. Komori, S. Kimura
- Organizer
  The 22nd International Vacuum Congress
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] 次世代放射光施設共用ビームライン検討状況II　ー顕微スピントロニクスビームラインー2021
- Author(s)
  大坪　嘉之, 上野　哲郎, 岩澤　英明, 宮脇　淳, 堀場　弘司, 安居院　あかね, 稲葉　健斗, 中谷　健, 今園　孝志, 藤井　健太郎, 木村　洋昭, 高橋　正光
- Organizer
  第35回日本放射光学会年会・放射光科学合同シンポジウム
- Data Source
  KAKENHI-PROJECT-19H01830
[Presentation] 次世代放射光施設共用ビームライン検討状況II　ー顕微スピントロニクスビームラインー2021
- Author(s)
  大坪　嘉之, 上野　哲郎, 岩澤　英明, 宮脇　淳, 堀場　弘司, 安居院　あかね, 稲葉　健斗, 中谷　健, 今園　孝志, 藤井　健太郎, 木村　洋昭, 高橋　正光
- Organizer
  第35回日本放射光学会年会・放射光科学合同シンポジウム
- Data Source
  KAKENHI-PROJECT-20K03859
[Presentation] InSb/α-Sn(111)/InSb(111)B のトポロジカル界面電子状態2021
- Author(s)
  仲矢透、大坪嘉之、中村拓人、木村真一
- Organizer
  第34回日本放射光学会年会・放射光科学合同シンポジウム
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] 近藤絶縁体SmB6の単結晶表面清浄化技術の開発とトポロジカル表面電子状態の観測2021
- Author(s)
  大坪嘉之
- Organizer
  第34回日本放射光学会年会・放射光科学合同シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-20K03859
[Presentation] 近藤絶縁体 SmB6の単結晶表面清浄化技術の開発とトポロジカル表面電子状態の観測2021
- Author(s)
  大坪嘉之
- Organizer
  第34回日本放射光学会年会・放射光科学合同シンポジウム
- Invited
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] InSb/α-Sn(111)/InSb(111)Bのトポロジカル界面電子状態2021
- Author(s)
  仲矢透、大坪嘉之、中村拓人、木村真一
- Organizer
  日本物理学会第76回年次大会
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] Design for nano-spintronics beamline at 3-GeV next-generation synchrotron radiation facility2021
- Author(s)
  大坪　嘉之, 上野　哲郎, 岩澤　英明, 宮脇　淳, 堀場　弘司, 安居院　あかね, 稲葉　健斗, 井波　暢人, 中谷　健, 今園　孝志, 藤井　健太郎, 木村　洋昭, 高橋　正光
- Organizer
  14th International Conference on Synchrotron Radiation Instrumentation
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03859
[Presentation] トポロジカル近藤絶縁体SmB6(001)表面における異方的表面電子状態2021
- Author(s)
  大坪嘉之、P. Le Fevre、F. Bertran、伊賀文俊、木村真一
- Organizer
  日本物理学会第76回年次大会
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] 共鳴スピン分解電子エネルギー損失分光法の開発2021
- Author(s)
  川畑太嗣、吉田悠人、松本大輝、山下拓海、吉住歩樹、太田雄、渡邊浩、大坪嘉之、山本尚人、金秀光、木村真一
- Organizer
  日本物理学会第76回年次大会
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] スピン偏極共鳴電子エネルギー損失分光法の開発2021
- Author(s)
  木村真一, 川畑太嗣, 松本大輝, 太田雄, 吉住歩樹, 吉田悠人, 山下拓海, 渡邊浩, 大坪嘉之, 山本尚人, 金秀光
- Organizer
  日本物理学会2021年秋季大会
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] 近藤絶縁体SmB6の単結晶表面清浄化技術の開発とトポロジカル表面電子状態の観測2021
- Author(s)
  大坪嘉之
- Organizer
  第34回日本放射光学会年会・放射光科学合同シンポジウム（招待講演・国内）
- Invited
- Data Source
  KAKENHI-PROJECT-19H01830
[Presentation] Design for nano-spintronics beamline at 3-GeV next-generation synchrotron radiation facility2021
- Author(s)
  大坪　嘉之, 上野　哲郎, 岩澤　英明, 宮脇　淳, 堀場　弘司, 安居院　あかね, 稲葉　健斗, 井波　暢人, 中谷　健, 今園　孝志, 藤井　健太郎, 木村　洋昭, 高橋　正光
- Organizer
  14th International Conference on Synchrotron Radiation Instrumentation
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01830
[Presentation] Quasi-1D surface electronic states fabricated on III-V semiconductor surfaces2020
- Author(s)
  大坪嘉之
- Organizer
  UVSORシンポジウム2020
- Invited
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] ARPES studies on topological Kondo insulators: electronci states of in-situ prepared SmB6 and YbB12 surfaces2020
- Author(s)
  Y. Ohtsubo
- Organizer
  日本物理学会　第75回年次大会
- Invited
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] InSb/α-Sn(111)/InSb(111)Bのトポロジカル界面電子状態2020
- Author(s)
  仲矢透、中村拓人、大坪嘉之、木村真一
- Organizer
  UVSORシンポジウム2020
- Data Source
  KAKENHI-PROJECT-20H04453
[Presentation] Bi/GaSb(110)-(2×1)表面電子状態の金属化と原子構造変化2019
- Author(s)
  大坪嘉之, 中村拓人, 山下雄紀, 出田真一郎, 田中清尚, 木村真一
- Organizer
  日本物理学会　第７４回年次大会
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] New Surface Atomic Structures on the Topological Kondo Insulator SmB62019
- Author(s)
  Y. Ohtsubo, P. Xie, R. Yukawa, K. Horiba, H. Kumigashira, S. Ideta, K. Tanaka, K. Miyamoto, T. Okuda, W. Hirano, F. Iga, S. Kimura
- Organizer
  International Conference on Strongly Correlated Electron Systems 2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] Temperature-driven topological phase transition proposed from surface electronic structure of bismuth, a topological border material2019
- Author(s)
  Y. Ohtsubo, Y. Yamashita, J. Kishi, S. Ideta, K. Tanaka, H. Yamane, J. E. Rault, F. Bertran, P. Le Fevre, S. Kimura
- Organizer
  The 40th International Conference on Vacuum Ultaraviolet and X-ray Physics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] Quasi 1D surface electronic states with spin-orbit interaction2018
- Author(s)
  Yoshiyuki Ohtsubo
- Organizer
  International Conference on Electronic Spectroscopy and Structure
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] Topological surface states of the Kondo insulator SmB6 unveiled from the new crystal orientation2018
- Author(s)
  Y. Ohtsubo, Y. Yamashita, K. Hagiwara, S. Ideta, K. Tanaka, R. Yukawa, K. Horiba, H. Kumigashira, K. Miyamoto, T. Okuda, W. Hirano, F. Iga, S. Kimura
- Organizer
  International Workshop on Trends in Advanced Spectroscopy in Materials Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] SmB6(111)表面電子状態のスピン偏極構造2018
- Author(s)
  山下雄紀, 大坪嘉之, 湯川龍, 堀場弘司, 組頭広志, 宮本幸治, 奥田太一, 平野航, 伊賀文俊, 木村真一
- Organizer
  日本物理学会　第73回年次大会
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 固体表面の低次元電子状態における特異な電子相関現象2018
- Author(s)
  大坪嘉之
- Organizer
  日本放射光学会
- Invited
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] SmB6(111)表面電子状態のスピン偏極構造2018
- Author(s)
  山下雄紀, 大坪嘉之, 湯川龍, 堀場弘司, 組頭広志, 宮本幸治, 奥田太一, 平野航, 伊賀文俊, 木村真一
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] Giant Rashba-type spin-split electronic states in quasi-1D surface system2018
- Author(s)
  Y. Ohtsubo, T. Nakamura, Y. Yamashita, K. Yaji, A. Harasawa, S. Shin, F. Komori, R. Yukawa, K. Horiba, H. Kumigashira, S. Kimura
- Organizer
  Magnetic Single Nano-Object Workshop & School
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] 低対称 InAs(110)表面上Bi原子鎖の電子状態2018
- Author(s)
  中村拓人，大坪嘉之，山下雄紀，出田真一郎，田中清尚，矢治光一郎，原沢あゆみ，小森文夫，辛埴，木村真一
- Organizer
  第31回日本放射光学会年会・放射光科学合同シンポジウム
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 表面電子状態から探るビスマス単結晶のトポロジカル秩序2018
- Author(s)
  大坪嘉之
- Organizer
  ISSPワークショップ：スピン軌道強結合伝導系におけるサイエンスの新展開
- Invited
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] InAs(110)表面上の擬一次元的Biにおける異方的Rashba効果2018
- Author(s)
  中村拓人, 大坪嘉之, 山下雄紀, 出田真一郎, 田中清尚, 矢治光一郎, 原沢あゆみ, 小森文夫, 辛埴, 木村真一, 湯川龍, 堀場弘司, 組頭広志
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] InAs(110)表面上の擬一次元的Biにおける異方的Rashba効果2018
- Author(s)
  中村拓人, 大坪嘉之, 山下雄紀, 出田真一郎, 田中清尚, 矢治光一郎, 原沢あゆみ, 小森文夫, 辛埴, 木村真一, 湯川龍, 堀場弘司, 組頭広志
- Organizer
  日本物理学会　第73回年次大会
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] InSb(001)基板上に作製した Bi 薄膜の 1 次元的な表面電子状態2017
- Author(s)
  岸潤一郎，大坪嘉之，矢治光一郎，原沢あゆみ，小森文夫，辛埴，J. Rault， P. Le Fevre，F. Bertran，A. Taleb-Ibrahimi，木村真一
- Organizer
  第30回日本放射光学会年会・放射光科学合同シンポジウム
- Place of Presentation
  神戸芸術センター（兵庫県神戸市）
- Year and Date
  2017-01-07
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Bi(111)表面電子状態の温度依存性とトポロジカル相転移の可能性2017
- Author(s)
  大坪嘉之, 岸潤一郎, 山下雄紀, 山根宏之, 出田真一郎, 田中清尚, 木村真一
- Organizer
  日本物理学会　2017年秋季大会
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] InSb(110)表面の subsurface 電子状態2017
- Author(s)
  大坪嘉之，山下雄紀，萩原健太，出田真一郎，田中清尚，木村真一
- Organizer
  第30回日本放射光学会年会・放射光科学合同シンポジウム
- Place of Presentation
  神戸芸術センター（兵庫県神戸市）
- Year and Date
  2017-01-07
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Visualization of racemization reaction at the interface between L- and D-alanine by IR-SR imaging2017
- Author(s)
  S. Kamei, J. Hibi, Y. Ohtsubo, H. Watanabe, S. Kimura
- Organizer
  9th International Workshop on Infrared Microscopy and Spectroscopy with Accelerator Based Sources
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 顕微赤外イメージングによるアミノ酸光学異性化の観察2017
- Author(s)
  亀井俊，日比滋元，大坪嘉之，渡邊浩，木村真一
- Organizer
  第30回日本放射光学会年会・放射光科学合同シンポジウム
- Place of Presentation
  神戸芸術センター（兵庫県神戸市）
- Year and Date
  2017-01-07
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Surface electronic structure of SmB6(111)2017
- Author(s)
  Y. Ohtsubo, K. Hagiwara, C. Wang, S. Ideta, K. Tanaka, R. Yukawa, K. Horiba, H. Kumigashira, F. Iga, S. Kimura
- Organizer
  International Conference on Strongly Correlated Electron Systems 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] YbB12清浄表面の低温STM観察2017
- Author(s)
  宮町俊生, 大坪嘉之, 萩原健太, 木村真一, 伊賀文俊, 小森文夫
- Organizer
  日本物理学会　第72回年次大会
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2017-03-17
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 近藤絶縁体SmB6(111)の角度分解光電子分光2017
- Author(s)
  萩原健太, 大坪嘉之, 岸潤一郎, 竹野祐輔, 山下雄紀, 出田真一郎, 田中清尚, 伊賀文俊, 木村真一
- Organizer
  日本物理学会　第72回年次大会
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2017-03-17
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 半導体表面に作製した特異な擬３次元及び擬１次元電子状態の研究2017
- Author(s)
  大坪嘉之
- Organizer
  日本物理学会　第72回年次大会
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2017-03-17
- Invited
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] InSb(110)のsubsurface電子状態2017
- Author(s)
  山下雄紀, 大坪嘉之, 萩原健太, 岸潤一郎, 山根宏之, 出田真一郎, 田中清尚, 木村真一
- Organizer
  日本物理学会　第72回年次大会
- Place of Presentation
  大阪大学（大阪府豊中市）
- Year and Date
  2017-03-17
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Bi(111)表面電子状態の温度依存性とトポロジカル相転移の可能性2017
- Author(s)
  大坪嘉之, 岸潤一郎, 山下雄紀, 山根宏之, 出田真一郎, 田中清尚, 木村真一
- Organizer
  日本物理学会
- Data Source
  KAKENHI-PROJECT-17K18757
[Presentation] 近藤絶縁体YbB12(001)表面の角度分解光電子分光2016
- Author(s)
  萩原健太, 大坪嘉之，岸潤一郎，松波雅治，田中清尚，伊藤孝寛，宮崎秀俊，伊賀文俊，J. Rault，P. Le Fevre， F. Bertran， A. Taleb-Ibrahimi，木村真一
- Organizer
  第２９回日本放射光学会年会放射光科学合同シンポジウム
- Place of Presentation
  東大物性研柏の葉キャンパス（千葉県柏市)
- Year and Date
  2016-01-09
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] One-Dimensional Surface States on Bi/InSb(001)2016
- Author(s)
  Y. Ohtsubo, J. Kishi, K. Hagiwara, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi, H. Yamane, S. Ideta, M. Matsunami, K. Tanaka, S. Kimura
- Organizer
  International Conference on Low－Energy Electrodynamics in Solids
- Place of Presentation
  ホテルラフォーレ琵琶湖（滋賀県守山市）
- Year and Date
  2016-05-29
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 近藤絶縁体YbB12(001)表面の角度分解光電子分光2016
- Author(s)
  萩原健太, 大坪嘉之, 岸潤一郎, 松波雅治, 出田真一郎, 田中清尚, J. Rault, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi, 湯川龍, 小林正起, 組頭広志, 伊藤孝寛, 宮崎秀俊, 伊賀文俊, 木村真一
- Organizer
  第71回日本物理学会年次大会
- Place of Presentation
  東北学院大（宮城県仙台市）
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] InSb(001)基板上に作製したBi薄膜の1次元的な表面電子状態2016
- Author(s)
  岸潤一郎，大坪嘉之，萩原健太，木村真一
- Organizer
  第71回日本物理学会年次大会
- Place of Presentation
  東北学院大（宮城県仙台市）
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Non-Trivial Metallic Surface State of a Kondo Semiconductor YbB122016
- Author(s)
  K. Hagiwara, Y. Ohtsubo, M. Matsunami, S. Ideta, K. Tanaka, J. Rault, P. Le F&evre, F, Bertran, A. Taleb-Ibrahimi, R. Yukawa, M. Kobayashi, K. Horiba, H. Kumigashira, F. Iga, H. Miyazaki, T. Ito, S. Kimura
- Organizer
  International Conference on Strongly Correlated Electron Systems 2016
- Place of Presentation
  浙江大学（中華人民共和国）
- Year and Date
  2016-05-08
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 高分解能真空紫外逆光電子分光のための電子銃と分光計の性能評価2016
- Author(s)
  太田雄, 吉住歩樹, 大坪嘉之, 渡邉浩, 山本尚人, 金秀光, 木村真一
- Organizer
  日本物理学会　2016年秋季大会
- Place of Presentation
  金沢大学（石川県金沢市）
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 強束縛近似によるBi(111)表面状態計算とそのトポロジカル秩序2016
- Author(s)
  大坪嘉之, 木村真一
- Organizer
  日本物理学会　2016年秋季大会
- Place of Presentation
  金沢大学（石川県金沢市）
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] InSb(001)基板上に作製したBi薄膜の1次元的な表面電子状態II2016
- Author(s)
  岸潤一郎, 大坪嘉之, 矢治光一郎, 原沢あゆみ, 小森文夫, 辛埴, 木村真一
- Organizer
  日本物理学会　2016年秋季大会
- Place of Presentation
  金沢大学（石川県金沢市）
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Non-Trivial Metallic Surface State of a Kondo Semiconductor YbB122016
- Author(s)
  K. Hagiwara, Y. Ohtsubo, M. Matsunami, S. Ideta, K. Tanaka, J. Rault, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi, R. Yukawa, M. Kobayashi, K. Horiba, H. Kumigashira, F. Iga, H. Miyazaki, T. Ito, S. Kimura
- Organizer
  International Conference on Low－Energy Electrodynamics in Solids
- Place of Presentation
  ホテルラフォーレ琵琶湖（滋賀県守山市）
- Year and Date
  2016-05-29
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 近藤絶縁体YbB12 (001)表面の角度分解光電子分光2016
- Author(s)
  萩原健太, 大坪嘉之, 岸潤一郎, 松波雅治, 田中清尚, 伊藤孝寛, 宮崎秀俊, 伊賀文俊, J. Rault, P. Le Fevre, F. Betran, A. Taleb-Ibrahimi, 木村真一
- Organizer
  第29回日本放射光学会年会・放射光科学合同シンポジウム
- Place of Presentation
  東大柏キャンパス（千葉県柏市）
- Year and Date
  2016-01-09
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] InSb(001)基板上に作製したBi薄膜の1次元的な表面電子状態2016
- Author(s)
  岸潤一郎, 大坪嘉之, 萩原健太, 木村真一
- Organizer
  日本物理学会　第７１回年会
- Place of Presentation
  東北学院大（宮城県仙台市)
- Year and Date
  2016-03-19
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] Topological surface states observed by ARPES and spin-charge conversion2016
- Author(s)
  Y. Ohtsubo
- Organizer
  Yukawa Institute for Theoretical Physics (YITP) international workshop "Physics of bulk-edge correspondence and its universality: From solid state physics to cold atoms"
- Place of Presentation
  京都大学（京都府京都市）
- Year and Date
  2016-09-27
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 近藤絶縁体YbB12(001)表面電子状態のスピン・角度分解光電子分光2016
- Author(s)
  萩原健太, 大坪嘉之, 竹野祐輔, 湯川龍, 小林正起, 堀場弘司, 組頭広志, 角田一樹, 奥田太一, 伊賀文俊, 木村真一
- Organizer
  日本物理学会　2016年秋季大会
- Place of Presentation
  金沢大学（石川県金沢市）
- Year and Date
  2016-09-13
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 近藤絶縁体YbB12(001)表面の角度分解光電子分光2015
- Author(s)
  萩原健太，大坪嘉之，岸潤一郎，松波雅治，田中清尚，伊藤孝寛，宮崎秀俊，伊賀文俊，J. Rault，P. Le Fevre，F. Bertran，A. Taleb-Ibrahimi，木村真一
- Organizer
  UVSORシンポジウム2015
- Place of Presentation
  岡崎コンファレンスセンター（愛知県岡崎市）
- Year and Date
  2015-11-06
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] 近藤絶縁体YbB12(001)表面の角度分解光電子分光2015
- Author(s)
  萩原健太，大坪嘉之，岸潤一郎，根来雄介，竹野祐輔，松波雅治，田中清尚，伊藤孝寛，宮崎秀俊，伊賀文俊，木村真一
- Organizer
  日本物理学会2015年秋季大会
- Place of Presentation
  関西大学（大阪府吹田市）
- Year and Date
  2015-09-16
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Spatial Distribution of Carrier Density of Yttrium-Dopes SmS2015
- Author(s)
  S. Kamei, H. Takao,Y. Ohtsubo, H. Miyazaki, K. Imura, N. K. Sato, S. Kimura
- Organizer
  8th International Workshop on Infrared Microscopy and Spectroscopy of Accelerator Based Sources
- Place of Presentation
  ニューユーク（アメリカ合衆国）
- Year and Date
  2015-10-12
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H03676
[Presentation] Bi/InSb(001)-c(2×6)表面における1次元金属的電子状態2015
- Author(s)
  大坪嘉之，岸潤一郎，萩原健太，P. Le Fevre，F. Bertran，A. Taleb-Ibrahimi，松波雅治，田中清尚，木村真一
- Organizer
  日本物理学会第７０回年次大会
- Place of Presentation
  早稲田大学（東京都）
- Year and Date
  2015-03-21
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] Surface states of elemental topological materials: alpha tin and bismuth2015
- Author(s)
  Yoshiyuki Ohtsubo
- Organizer
  SOCSIS (Spin-Orbit Coupling in Surface or Interface States) 2015
- Place of Presentation
  Spetses (Greece)
- Year and Date
  2015-06-08
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] 近藤絶縁体YbB12(001)表面の角度分解光電子分光2015
- Author(s)
  萩原健太, 岸潤一郎, 大坪嘉之, 松波雅治, 田中清尚, 伊藤孝寛, 宮崎秀俊, 伊賀文俊, 木村真一
- Organizer
  日本物理学会　２０１５年秋季大会
- Place of Presentation
  関西大学（大阪府吹田市)
- Year and Date
  2015-09-18
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] Bi単結晶のトポロジカル表面状態2015
- Author(s)
  大坪嘉之, L. Perfetti, M.O. Goerbig, P. Le Fevre, F. Bertran, A. Taleb-Ibrahimi
- Organizer
  日本放射光学会年会放射光科学合同シンポジウム
- Place of Presentation
  立命館大学（滋賀県）
- Year and Date
  2015-01-11
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] 表面一次元原子鎖Au/Ge(001)の二次元電子状態2015
- Author(s)
  矢治光一郎，湯川龍，金聖憲，大坪嘉之，P. Le Fevre，F. Bertran，A. Taleb-Ibrahimi，松田巌，中辻寛，小森文夫
- Organizer
  日本物理学会第７０回年次大会
- Place of Presentation
  早稲田大学（東京都）
- Year and Date
  2015-03-24
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] Bi被覆InSb(001)上の1次元金属的電子状態と表面原子構造2015
- Author(s)
  大坪嘉之, 岸潤一郎, 萩原健太, Patrick Le Fevre, Francois Bertran, Amina Taleb-Ibrahimi, 松波雅治, 田中清尚, 木村真一
- Organizer
  日本物理学会　２０１５年秋季大会
- Place of Presentation
  関西大学（大阪府吹田市)
- Year and Date
  2015-09-16
- Data Source
  KAKENHI-PROJECT-26887024
[Presentation] 単元素トポロジカル物質の表面電子状態2014
- Author(s)
  大坪嘉之
- Organizer
  日本物理学会２０１４年秋季大会
- Place of Presentation
  中部大学（愛知県）
- Year and Date
  2014-09-08
- Invited
- Data Source
  KAKENHI-PROJECT-26887024

1. KIMURA Shin-ichi (10252800)

# of Collaborated Projects: 2 results

# of Collaborated Products: 43 results
2. Yukawa Ryu (40759479)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. 山本尚人 (60377918)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
4. 望月出海 (30579058)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. 渡邊浩 (50625316)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
6. 中村拓人 (60907848)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
7. IWASAWA Hideaki

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
8. AZHAN NURUL HANIS

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
9. JIN Xiugaung

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
10. HATTA Shinichiro

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
11. 出田真一郎

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
12. 矢治光一郎

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
13. 沖村邦雄

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
14. 有賀哲也

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
15. 北村未歩

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Otsubo Yoshiyuki 大坪 嘉之

OHTSUBO Yoshiyuki 大坪 嘉之

Research Projects

Research Products

Co-Researchers

Research of electron correlation in surface superstructures by microcopic ARPES at NanoTerasuPrincipal Investigator

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Novel electronic structure stimulated in surface triangular lattice of strongly correlated topological materialsPrincipal Investigator

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Development of spin-resolved resonant electron-energy-loss spectroscopy and application to spin quantum physics

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Elucidation of surface electronic states with accurate measurement systems of surface superstructures and surface electronic structures

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Rashba-type spin-orbit interaction in quasi-liquid layers on heavy-element crystal surfacesPrincipal Investigator

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Development of high-resolution inverse angle-resolved photoelectron spectroscopy and application to materials science

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Search for novel electron spin filter using spin-polarized surface statesPrincipal Investigator

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[Journal Article] Surface valence transition in SmS by alkali metal adsorption2023

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[Journal Article] Design of nano-spintronics beamline at 3-GeV next-generation synchrotron radiation facility, NanoTerasu2022

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[Journal Article] Fluctuating spin-orbital texture of Rashba-split surface states in real and reciprocal space2022

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[Journal Article] Recent progress in clean-surface formation of topological Kondo insulators and topological surface states observed there2022

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[Journal Article] Breakdown of bulk-projected isotropy in surface electronic states of topological Kondo insulator SmB6(001)2022

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[Journal Article] Bulk-Sensitive Spin-Resolved Resonant Electron Energy-Loss Spectroscopy (SR-rEELS): Observation of Element- and Spin-Selective Bulk Plasmons2021

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[Journal Article] One-dimensionality of the spin-polarized surface conduction and valence bands of quasi-one-dimensional Bi chains on GaSb(110)-(2×1)2020

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Otsubo Yoshiyuki 大坪嘉之

OHTSUBO Yoshiyuki 大坪嘉之