Okamoto Tohru 岡本徹

… Alternative Names

OKAMOTO Tohru 岡本徹

Less

Researcher Number	60245371
Other IDs
External Links
Affiliation (Current)	2025: 東京大学, 大学院理学系研究科(理学部), 准教授
Affiliation (based on the past Project Information) *help	2025: 東京大学, 大学院理学系研究科(理学部), 准教授 2017 – 2023: 東京大学, 大学院理学系研究科(理学部), 准教授 2012 – 2016: 東京大学, 理学(系)研究科(研究院), 准教授 2007 – 2011: The University of Tokyo, 大学院・理学系研究科, 准教授 2007: The University of Tokyo, 大学院・理学研究科, 准教授 … More 2006: 東京大学, 大学院理学系研究科, 助教授 2000 – 2004: 東京大学, 大学院・理学系研究科, 助教授 2001: 東京大学, 大学院・理学研究科, 助教授 1993 – 1999: 学習院大学, 理学部, 助手 1996: 学習院大学, 理学部・理学部助手 Less
Review Section/Research Field	Principal Investigator 固体物性Ⅱ(磁性・金属・低温) / Condensed matter physics I / Science and Engineering / Basic Section 29020:Thin film/surface and interfacial physical properties-related / Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related / Condensed matter physics II Except Principal Investigator 固体物性Ⅰ(光物性・半導体・誘電体)
Keywords	Principal Investigator 表面・界面物性 / 低温物性 / 2次元電子系 / 半導体物性 / 金属・絶縁体転移 / 電子相関 / 超伝導 / Wigner solid / electron correlation / metal-insulator transition … More / ウィグナー固体 / 表面物性 / 強相関電子系 / 量子閉じ込め / 磁気抵抗効果 / ラシュバ効果 / two-dimensional electron system / 金属絶縁体転移 / magnetoresistance / two-dimensional electron systems / 物理学 / 物性実験 / Rashba効果 / 表面・界面 / 表面反転層 / シュブニコフ-ド・ハース振動 / 半導体界面2次元系 / 交換相互作用 / 二次元電子系 / 活性化エネルギー / Aharonov-Bohm効果 / ウィグナー結晶 / 多体交換相互作用 / 整数量子ホール効果 … More Except Principal Investigator 量子ホール効果 / 低温 / 強磁場 / 2次元電子系 / quantized Hall resistance / quantum Hall effect / quantum transport / two-dimensional electron system / strong magnetic field / 量子化ホール抵抗 / 量子輸送 / 電子局在 / high Hall electric field / collapse of quantized Hall resistance / high current / 高精度測定 / 抵抗標準 / 高ホール電場 / 量子化ホール抵抗の崩壊 / 高電流 / composite fermion / fractional quantum Hall effect / electron localization / 複合フェルミオン / 分数量子ホール効果 / Metal-insulator transition / Anderson localization / Breakdown / Quantum Hall effect / Ground state / Low temoerature / Strong magnetic field / Two-dimensional electron system / ランダウ準位 / 二次元電子系 / 金属-絶縁体転移 / アンダーソン局在 / ブレークダウン / 基底状態 Less

超伝導超薄膜をプローブとして用いる金属表面の近藤状態の研究Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 29020:Thin film/surface and interfacial physical properties-related
- Research Institution
  The University of Tokyo
Monolayer Rashba superconductors studied through interaction with magnetic materialsPrincipal Investigator
- Principal Investigator
  
  Okamoto Tohru
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 13030:Magnetism, superconductivity and strongly correlated systems-related
- Research Institution
  The University of Tokyo
Superconductivity and magnetism in monolayer films formed on cleaved semiconductor surfacesPrincipal Investigator
- Principal Investigator
  
  Okamoto Tohru
- Project Period (FY)
  2014 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Condensed matter physics II
- Research Institution
  The University of Tokyo
New approach to the physics of two dimensional electron systemsPrincipal Investigator
- Principal Investigator
  
  OKAMOTO Tohru
- Project Period (FY)
  2009 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Condensed matter physics I
- Research Institution
  The University of Tokyo
強相関シリコン二次元電子系における量子相転移Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  2008 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  The University of Tokyo
半導体劈開表面に形成された新しい2次元電子系Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  2006 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  The University of Tokyo
Spin degree of freedom in two dimensional systems formed at semiconductor surfaces and interfacesPrincipal Investigator
- Principal Investigator
  
  OKAMOTO Tohru
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Condensed matter physics I
- Research Institution
  The University of Tokyo
InAs表面反転層における超伝導Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Exploratory Research
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  The University of Tokyo
Electron correlation and magnetic field effect in two dimensional electron systems in semiconductorsPrincipal Investigator
- Principal Investigator
  
  OKAMOTO Tohru
- Project Period (FY)
  2001 – 2004
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  The University of Tokyo
半導体界面2次元系における新しい金属相と磁場効果Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  The University of Tokyo
  Gakushuin University
QUANTUM TRANSPORT IN TWO-DIMENSIONAL ELECTRON SYSTEMS: QUANTUM HALL EFFECT
- Principal Investigator
  
  KAWAJI Shinji
- Project Period (FY)
  1999 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  固体物性Ⅰ(光物性・半導体・誘電体)
- Research Institution
  Gakushuin University
Magnetism and metal-insulator transition in two-dimensional electron systems formed in semiconductor interfacesPrincipal Investigator
- Principal Investigator
  
  OKAMOTO Tohru
- Project Period (FY)
  1998 – 2000
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (B)
- Research Institution
  University of Tokyo
  Gakushuin University
半導体中局在二次元電子系における多体交換相互作用と磁性Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  1997 – 1998
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  Gakushuin University
Si-MOS二次元電子系における極低温領域での巨大磁気抵抗の角度依存性Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  1996
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  Gakushuin University
QUANTUM TRANSPORT OF TWO-DIMENSIONAL ELECTRON SYSTEMS IN STRONG MAGNETIC FIELDS AT LOW TEMPERATURES : QUANTUM HALL EFFECT AND LOCALIZATION
- Principal Investigator
  
  KAWAJI Shinji
- Project Period (FY)
  1995 – 1998
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  固体物性Ⅰ(光物性・半導体・誘電体)
- Research Institution
  GAKUSHUIN UNIVERSITY
Si-MOS二次元電子系における金属・絶縁体転移:ランダウ準位の崩壊と電子の局在Principal Investigator
- Principal Investigator
  
  岡本徹
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  固体物性Ⅱ(磁性・金属・低温)
- Research Institution
  Gakushuin University
TWO-DIMENSIONAL ELECTRON SYSTEMS IN STRONG MAGNETIC FIELDS AT LOW TEMPERATUTRES : QUANTUM HALL EFFECT AND GROUND STATE
- Principal Investigator
  
  KAWAJI Shinji
- Project Period (FY)
  1993 – 1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (B)
- Research Field
  
  固体物性Ⅰ(光物性・半導体・誘電体)
- Research Institution
  GAKUSHUIN UNIVERSITY

[Book] Electrical Detection of Electron-Spin Resonance in Two-Dimensional Systems, Series : the Topic in Applied Physics, Vol.115
- Author(s)
  J. Matsunami and T. Okamoto
- Publisher
  Ed. Marco Fanciulli (著書・分担執筆)
- Data Source
  KAKENHI-PROJECT-21244047
[Book] Electrical Detection of Electron-Spin Resonance in Two-Dimensional Systems
- Author(s)
  Junya Matsunami and Tohru Okamoto
- Publisher
  in "Electron Spin Resonance and Related Phenomena in Low-Dimensional Structures", Series : the Topic in Applied Physics, Vol. 115, Ed. Marco Fanciulli, in press
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Cancellation of electron and hole contributions to the Hall effect in ultrathin Bi films grown on GaAs(110)2022
- Author(s)
  Naoto Ito, Ryuichi Masutomi, Tohru Okamoto
- Journal Title
  
  Physical Review B
  
  Volume: 105 Issue: 20 Pages: 205434-205434
- DOI
  10.1103/physrevb.105.205434
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K03816, KAKENHI-PROJECT-19H01849
[Journal Article] Unconventional superconducting phases in multilayer films with layer-dependent Rashba spin-orbit interactions2020
- Author(s)
  Ryuichi Masutomi, Tohru Okamoto, Youichi Yanase
- Journal Title
  
  Phys. Rev. B
  
  Volume: 101 Issue: 18 Pages: 184502-184502
- DOI
  10.1103/physrevb.101.184502
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H03998, KAKENHI-PROJECT-20K03816, KAKENHI-PROJECT-19H01849, KAKENHI-PROJECT-18H01178
[Journal Article] 単原子層超伝導と空間反転対称性の破れ2017
- Author(s)
  岡本徹、枡富龍一
- Journal Title
  
  固体物理
  
  Volume: 52 Pages: 41-47
- NAID
  40021104798
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26287072
[Journal Article] Magnetic field-induced superconductivity in ultrathin Pb films with magnetic impurities2017
- Author(s)
  M. Niwata, R. Masutomi, T. Okamoto
- Journal Title
  
  Physical Review Letters
  
  Volume: 119 Issue: 25 Pages: 257001-257001
- DOI
  10.1103/physrevlett.119.257001
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26287072, KAKENHI-PROJECT-16H03998
[Journal Article] 劈開表面における電子輸送現象2015
- Author(s)
  岡本徹、枡富龍一
- Journal Title
  
  表面科学
  
  Volume: 36 Pages: 118-123
- NAID
  130005129560
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26287072
[Journal Article] Effect of Parallel Magnetic Field on Superconductivity of Ultrathin Metal Films Grown on a Cleaved GaAs Surface2015
- Author(s)
  T. Sekihara, T. Miyake, R. Masutomi, and T. Okamoto
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 印刷中
- NAID
  40020491305
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26287072
[Journal Article] Effect of Parallel Magnetic Field on Superconductivity of Ultrathin Metal Films Grown on a Cleaved GaAs Surface2015
- Author(s)
  Takayuki Sekihara, Takahiro Miyake, Ryuichi Masutomi, Tohru Okamoto
- Journal Title
  
  Journal of the Physical Society of Japan
  
  Volume: 88 Issue: 6 Pages: 064710-064710
- DOI
  10.7566/jpsj.84.064710
- NAID
  40020491305
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400316, KAKENHI-PROJECT-26287072
[Journal Article] Adsorbate-induced quantum Hall system probed by scanning tunneling spectroscopy combined with transport measurements2015
- Author(s)
  Ryuichi Masutomi and Tohru Okamoto
- Journal Title
  
  Appl. Phys. Lett.
  
  Volume: 106 Issue: 25 Pages: 251602-251602
- DOI
  10.1063/1.4922990
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400316, KAKENHI-PROJECT-26287072
[Journal Article] Simultaneous study by scanning tunneling spectroscopy and transport measurements in adsorbate-induced two-dimensional systems2014
- Author(s)
  Ryuichi Masutomi, Tohru Okamoto
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 568 Issue: 5 Pages: 052020-052020
- DOI
  10.1088/1742-6596/568/5/052020
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25400316, KAKENHI-PROJECT-26287072
[Journal Article] Two-dimensional superconductivity with broken inversion symmetry in one-atomic-layer metal films on cleaved GaAs surface2014
- Author(s)
  T. Sekihara, T. Miyake, H. Ichinomiya, R. Masutomi, T. Okamoto
- Journal Title
  
  JPS Conference Proceedings
  
  Volume: 3 Pages: 015023-015023
- DOI
  10.7566/jpscp.3.015023
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25400316, KAKENHI-PROJECT-26287072
[Journal Article] Temperature, electron density and in-plane magnetic field dependence of cyclotron relaxation time in the two-dimensional metallic phase2013
- Author(s)
  R. Masutomi, T. Chiba, K. Sasaki, I. Yasuda, A. Sekine, K. Sawano, Y. Shiraki, T. Okamoto
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 456 Pages: 12027-12027
- DOI
  10.1088/1742-6596/456/1/012027
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233, KAKENHI-PROJECT-25400316
[Journal Article] Two-Dimensional Superconducting State of Monolayer Pb Films Grown on GaAs(110) in a Strong Parallel Magnetic Field2013
- Author(s)
  T. Sekihara, R. Masutomi, and T. Okamoto
- Journal Title
  
  Physical Review Letters
  
  Volume: 111 Issue: 5 Pages: 5700-5700
- DOI
  10.1103/physrevlett.111.057005
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233, KAKENHI-PROJECT-25400316
[Journal Article] Low-Temperature Scanning Tunneling Microscopy and Transport Measurements on Adsorbate-Induced Two-Dimensional Electron Systems2013
- Author(s)
  R. Masutomi, N. Toriyama, T. Okamoto
- Journal Title
  
  AIP Conference Proceedings
  
  Volume: 1566 Pages: 291-291
- DOI
  10.1063/1.4848400
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233, KAKENHI-PROJECT-25400316
[Journal Article] Magnetic-field-independent superconductivity of ultrathin Pb films on cleaved GaAs surface2013
- Author(s)
  T. Sekihara, R. Masutomi, and T. Okamoto
- Journal Title
  
  Journal of Physics: Conference Series
  
  Volume: 456 Pages: 12034-12034
- DOI
  10.1088/1742-6596/456/1/012034
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233, KAKENHI-PROJECT-25400316
[Journal Article] In-plane magnetic field dependence of cyclotron relaxation time in a Si two-dimensional electron system2012
- Author(s)
  T. Chiba, R. Masutomi, K. Sawano, Y. Shiraki, and T. Okamoto
- Journal Title
  
  Physical Review B
  
  Volume: 86 Issue: 4 Pages: 45310-45310
- DOI
  10.1103/physrevb.86.045310
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-21246003, KAKENHI-PROJECT-23740233
[Journal Article] Cyclotron resonance in the two-dimensional metallic phase of Siquantum wells2011
- Author(s)
  R.Masutomi, K.Sasaki, I.Yasuda, A.Sekine, K.Sawano, Y.Shiraki, T.Okamoto
- Journal Title
  
  AIP Conference Proceedings
  
  Volume: 334 Pages: 012057-012057
- DOI
  10.1088/1742-6596/334/1/012057
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233
[Journal Article] Magnetotransport in adsorbate-induced twodimensional electron systems on cleaved InAs surfaces2011
- Author(s)
  T.Okamoto, T.Mochizuki, M.Minowa, K.Komatsuzaki, R.Masutomi
- Journal Title
  
  Journal of Applied Physics
  
  Volume: (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Magnetotransport in adsorbate-induced two-dimensional electron systems on cleaved InAs surfaces2011
- Author(s)
  T. Okamoto, T. Mochizuki, M. Minowa, K. Komatsuzaki, and R. Masutomi
- Journal Title
  
  Journal of Applied Physics
  
  Volume: 109 Issue: 10 Pages: 102416-102416
- DOI
  10.1063/1.3578263
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233
[Journal Article] Cyclotron Resonance of Two Dimensional Electrons near the Metal-Insulator Transition2011
- Author(s)
  R.Masutomi, K.Sasaki, I.Yasuda, A.Sekine, K.Sawano, Y.Shiraki, T.Okamoto
- Journal Title
  
  AIP Conference Proceedings
  
  Volume: 1399 Pages: 277-278
- DOI
  10.1063/1.3666361
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-23740233
[Journal Article] Metallic Behavior of Cyclotron Relaxation Time in Two-Dimensional Systems2011
- Author(s)
  R. Masutomi, K. Sasaki, I. Yasuda, A. Sekine, K. Sawano, Y. Shiraki, and T. Okamoto
- Journal Title
  
  Physical Review Letters
  
  Volume: 106 Issue: 19 Pages: 196404-196404
- DOI
  10.1103/physrevlett.106.196404
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047, KAKENHI-PROJECT-21246003, KAKENHI-PROJECT-23740233
[Journal Article] Optical Hall Effect in the Integer Quantum Hall Regime2010
- Author(s)
  Y.Ikebe, T.Morimoto, R.Masutomi, T.Okamoto, H.Aoki, R.Shimano
- Journal Title
  
  Physical Review Letters
  
  Volume: 104
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Cyclotron resonance of two-dimensional electrons in a Si quantum well2010
- Author(s)
  R.Masutomi, K.Toyama, K.Sasaki, K.Sawano, Y.Shiraki, T.Okamoto
- Journal Title
  
  Physica E 42
  
  Pages: 1184-1187
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Cyclotron resonance of two-dimensional electrons in a Si quantum well2010
- Author(s)
  R.Masutomi, K.Toyama, K.Sasaki, K.Sawano, Y.Shiraki, T.Okamoto
- Journal Title
  
  Physics E 42
  
  Pages: 1184-1187
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20029005
[Journal Article] Well-width dependence of valley splitting in Si/SiGe quantum wells2009
- Author(s)
  K.Sasaki, R.Masutomi, K.Toyama, K.Sawano, Y.Shiraki, T.Okamoto
- Journal Title
  
  Applied Physics Letters 95
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20029005
[Journal Article] Insulating phases induced by crossing of partially filled Landau levels in a Si quantum well2009
- Author(s)
  T. Okamoto, K. Sasaki, K. Toyama, R. Masutomi, K. Sawano, and Y. Shiraki
- Journal Title
  
  Physical Review B
  
  Volume: 79 Issue: 24
- DOI
  10.1103/physrevb.79.241302
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Well-width dependence of valley splitting in Si/SiGe quantum wells2009
- Author(s)
  K. Sasaki, R. Masutomi, K. Toyama, K. Sawano, Y. Shiraki, and T. Okamoto
- Journal Title
  
  Applied Physics Letters
  
  Volume: 95 Issue: 22 Pages: 222109-222109
- DOI
  10.1063/1.3270539
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Well-width dependence of valley splitting in Si/SiGe quantum wells2009
- Author(s)
  K.Sasaki, R.Masutomi, K.Toyama, K.Sawano, Y.Shiraki, T.Okamoto
- Journal Title
  
  Applied Physics Letters 95
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Insulating phases induced by crossing of partially filled Landau levels in a Si quantum well2009
- Author(s)
  T.Okamoto, K.Sasaki, K.Toyama, R.Masutomi, K.Sawano, Y.Shiraki
- Journal Title
  
  Physical Review B 79
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20029005
[Journal Article] Insulating phases induced by crossing of partially filled Landau levels in a Si quantum well2009
- Author(s)
  T.Okamoto, K.Sasaki, K.Toyama, R.Masutomi, K.Sawano, Y.Shiraki
- Journal Title
  
  Physical Review B 79
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21244047
[Journal Article] Hole density and strain dependencies of hole effective mass in compressively strained Ge channel structures2008
- Author(s)
  K.Sawano, Y. Kunishi, K. Toyama, T.Okamoto, N. Usami, K. Nakagawa and Y. Shiraki
- Journal Title
  
  Physica E 40
  
  Pages: 2122-2124
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Alkali-metal-induced Fermi-level and two-dimensional electrons at cleaved InAs(110) surfaces2008
- Author(s)
  M. Minowa, R. Masutomi, T. Mochizuki and T. Okamoto,
- Journal Title
  
  Physical Review B 77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Evidence for Two-Dimensional Spin-Glass Ordering in Submonolayer Fe Films on Cleaved InAs Surfaces2008
- Author(s)
  T. Mochizuki, R. Masutomi, T. Okamoto
- Journal Title
  
  Physical Review Letters 101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Electric Transport Properties of the Ising Quantum Hall Ferromagnet in a Si Quantum Well2008
- Author(s)
  K. Toyama, T. Nishioka, K. Sawano, Y. Shiraki and T. Okamoto
- Journal Title
  
  Physical Review Letters((also selected by the Virtual Journal of Nanoscale Science and Technology 18 (2), 2008)) 101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Evidence for Two-Dimensional Spin-Glass Ordering in Submonolayer Fe Films on Cleaved InAs Surfaces2008
- Author(s)
  T. Mochizuki, R. Masutomi, T. Okamoto
- Journal Title
  
  Physical Review Letters 101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20029005
[Journal Article] Quantum Hall effect at cleaved surfaces of InAs and InSb2008
- Author(s)
  R. Masutomi, T. Mochizuki, M. Hio, Y. Tsuji, T. Okamoto
- Journal Title
  
  Physica E 40
  
  Pages: 1030-1033
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Electronic Transport Properties of the Ising Quantum Hall Ferromagnet in a Si Quantum Well2008
- Author(s)
  K. Toyama, T. Nishioka, K. Sawano, Y. Shiraki, T. Okamoto
- Journal Title
  
  Physical Review Letters 101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20029005
[Journal Article] On Effects of Gate Bias on Hole Effective Mass and Mobility in Strained-Ge Channel Structures2008
- Author(s)
  K.Sawano, Y. Kunishi, Y. Satoh, K. Toyama,T. Okamoto N. Usami, K. Nakagawa and Y. Shiraki
- Journal Title
  
  Applied Physics Express 1
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Quantum Hall effect at cleaved surfaces of InAs and InSb2008
- Author(s)
  R.Masutomi, T.Mochizuki, M.Hio, Y.Tsuji, T.Okamoto
- Journal Title
  
  Physica E 40
  
  Pages: 1030-1033
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Electronic Transport Properties of the Ising Quantum Hall Ferromagnet in a Si Quantum Well2008
- Author(s)
  K. Toyama, T. Nishioka, K. Sawano, Y. Shiraki, T. Okamoto
- Journal Title
  
  Physical Review Letters 101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Spin current in the quantum Hall regime detected by dynamic nuclear polarization2008
- Author(s)
  Y. Komori, S. Sakuma and T. Okamoto
- Journal Title
  
  Physica E 40
  
  Pages: 1325-1327
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Alkali-metal-induced Fermi-level and two-dimensional electrons at cleaved InAs(110) surfaces2008
- Author(s)
  M. Minowa, R. Masutomi, T. Mochizuki, T. Okamoto
- Journal Title
  
  Physical Review B 77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Evidence for Two-Dimensional Spin-Glass Ordering in Submonolayer Fe Films on Cleaved InAs Surfaces2008
- Author(s)
  T.Mochizuki, R. Masutomi and T. Okamoto
- Journal Title
  
  Physical Review Letters 101
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Alkali-metal-induced Fermi-level and twodimensional electrons at cleaved InAs(110) surfaces2008
- Author(s)
  M. Minowa, R. Masutomi, T. Mochizuki, T. Okamoto
- Journal Title
  
  Physical Review B 77
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20029005
[Journal Article] Quantum Hall effect at cleaved surfaces of InAs and InSb2008
- Author(s)
  R. Masutomi, T.Mochizuki, M. Hio, Y. Tsuji and T. Okamoto
- Journal Title
  
  Physica E 40
  
  Pages: 1030-1033
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Quantum Hall effect at cleaved InSb surfaces and low-temperature annealing effect2007
- Author(s)
  R. Masutomi, M. Hio, T.Mochizuki and T. Okamoto
- Journal Title
  
  Applied Physics Letters 90
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Dynamic nuclear polarization induced by hot electrons2007
- Author(s)
  Y.Komori, T.Okamoto
- Journal Title
  
  Applied Physics Letters 90
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Ettingshausen Effect around a Landau Level Filling Factor ・ = 3 Studied by Dynamic Nuclear Polarization2007
- Author(s)
  Y. Komori, S. Sakuma and T. Okamoto
- Journal Title
  
  Physical Review Letters(also selected by the Virtual Journal of Nanoscale Science and Technology 16 (17), 2007) 99
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Ettingshausen Effect around a Landau Level Filling Factor nu=3 Studied by Dynamic Nuclear Polarization2007
- Author(s)
  Y. Komori, S. Sakuma, T. Okamoto
- Journal Title
  
  Physical Review Letters 99
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Quantum Hall effect at cleaved InSb surfaces and low-temperature annealing effect2007
- Author(s)
  R. Masutomi, M. Hio, T. Mochizuki, T. Okamoto
- Journal Title
  
  Applied Physics Letters 90
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Ettingshausen Effect around a Landau Level Filling Factor nu=3 Studied by Dynamic Nuclear Polarization2007
- Author(s)
  Y.Komori, S, Sakuma, T.Okamoto
- Journal Title
  
  Physical Review Letters 99
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Fabrication of Ge channels with extremely high compressive strain and their magnetotransport properties2007
- Author(s)
  K.Sawano, Y. Kunishi, K. Toyama, T.Okamoto, N. Usami, K. Nakagawa and Y. Shiraki
- Journal Title
  
  Journal of Crystal Growth 301/302
  
  Pages: 339-342
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Dynamic nuclear polarization induced by hot electrons2007
- Author(s)
  Y.Komori, T.Okamoto
- Journal Title
  
  Applied Physics Letters 90
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Dynamic nuclear polarization induced by hot electrons2007
- Author(s)
  Y. Komori and T. Okamoto
- Journal Title
  
  Applied Physics Letters 90
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Magnetoresistance in the strongly insulating regime of GaAs two-dimensional hole systems2006
- Author(s)
  K. Toyama,M. Ooya, T. Okamoto, Y. Hashimoto, S.Katsumoto and Y. Iye
- Journal Title
  
  Physica E 34
  
  Pages: 697-700
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Electron spin resonance of the two-dimensional metallic state and the quantum Hall state in a Si/SiGe quantum well2006
- Author(s)
  J. Matsunami, M. Ooya and T. Okamoto
- Journal Title
  
  Physica E 34
  
  Pages: 248-251
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Observation of the quantum Hall effect in cleaved InAs surfaces2006
- Author(s)
  Y. Tsuji, T.Mochizuki and T. Okamoto
- Journal Title
  
  Physica E 34
  
  Pages: 156-159
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] 半導体劈開表面の2次元電子系と量子ホール効果の観測2006
- Author(s)
  岡本徹, 辻幸秀, 望月敏光
- Journal Title
  
  固体物理 41
  
  Pages: 339-344
- NAID
  40007301243
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Electrically Detected Electron Spin Resonance in a High-Mobility Silicon Quantum Well2006
- Author(s)
  J. Matsunami, M. Ooya and T. Okamoto
- Journal Title
  
  Physical Review Letters(also selected by the Virtual Journal of Nanoscale Science and Technology 14 (8), 2006) 97
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Observation of the quantum Hall effect in cleaved InAs surfaces2006
- Author(s)
  Y.Tsuji, T.Mochizuki, T.Okamoto
- Journal Title
  
  Physica E 34
  
  Pages: 156-159
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Electrically detected electron spin resonance in a high-mobility silicon quantum well2006
- Author(s)
  J.Matsunami, M.Ooya, T.Okamoto
- Journal Title
  
  Physical Review Letters 97
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] 半導体劈開表面の2次元電子系と量子ホール効果の観測2006
- Author(s)
  岡本徹、辻幸秀、望月敏
- Journal Title
  
  固体物理(依頼を受け執筆) 34
  
  Pages: 339-344
- NAID
  40007301243
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Electrically detected electron spin resonance in a high-mobility silicon quantum well2006
- Author(s)
  J.Matsunami, M.Ooya, T.Okamoto
- Journal Title
  
  Physical Review Letters 97
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Observation of the quantum Hall effect in cleaved InAs surfaces2006
- Author(s)
  Y.Tsuji, T.Mochizuki, T.Okamoto
- Journal Title
  
  Physica E 34
  
  Pages: 156-159
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] 半導体劈開表面の2次元電子系と量子ホール効果の観測2006
- Author(s)
  岡本徹, 辻幸秀, 望月敏光
- Journal Title
  
  固体物理 41
  
  Pages: 339-344
- NAID
  40007301243
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Magneto transport properties of Ge channels with extremely high compressive strain2006
- Author(s)
  K.Sawano, Y.Kunishi, Y.Shiraki, K.Toyama, Y.Okamoto, N.Usami, K.Nakawaga
- Journal Title
  
  Applied Physics Letters 89
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Magnetoresistance in the strongly insulating regime of GaAs two-dimensional hole systems2006
- Author(s)
  K.Toyama, M.Ooya, T.Okamoto, Y.Hashimoto, S.Katsumoto, Y.Iye
- Journal Title
  
  Physica E 34
  
  Pages: 697-700
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Magnetotransport properties of Ge channels with extremely high compressive strain2006
- Author(s)
  K.Sawano, Y.Kunishi, Y.Shiraki, K.Toyama, T.Okamoto, N.Usami, K.Nakawaga
- Journal Title
  
  Applied Physics Letters 89
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] Magnetotransport properties of Ge channels with extremely high compressive strain2006
- Author(s)
  K. Sawano, Y.Kunishi, Y. Shiraki, K. Toyama, T.Okamoto, N. Usami and K. Nakawaga
- Journal Title
  
  Applied Physics Letters(alsoselected by the Virtual Journal of Nanoscale Science and Technology 14 (18), 2006) 89
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18340080
[Journal Article] Magnetoresistance in the strongly insulating regime of GaAs two-dimensional hole systems2006
- Author(s)
  K.Toyama, M.Ooya, T.Okamoto, Y.Hashimoto, S.Katsumoto, Y.Iye
- Journal Title
  
  Physica E 34
  
  Pages: 697-700
- Data Source
  KAKENHI-PROJECT-18043008
[Journal Article] A new type of scanning probe microscope : Combination between an electrometer and a THz microscope2005
- Author(s)
  Y.Kawano, T.Okamoto
- Journal Title
  
  Microelectronics Journal (発売予定)
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Observation of the Ettingshausen effect in quantum Hall systems2005
- Author(s)
  Y.Komori, T.Okamoto
- Journal Title
  
  Physical Review B (発売予定)
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Time response of a highly sensitive and tunable THz detector using the quantum Hall effect2005
- Author(s)
  K.Takase, Y.Kawano, T.Okamoto
- Journal Title
  
  Microelectronics Journal (発売予定)
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Observation of the Ettingshausen effect in quantum Hall systems2005
- Author(s)
  Y.Komori, T.Okamoto
- Journal Title
  
  Physical Review B 71
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Subband structure and magneto-conductivity of InAs-MIS inversion layers2004
- Author(s)
  Y.Tsuji, T.Okamoto
- Journal Title
  
  Phisica E 22
  
  Pages: 377-380
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Spin polarization and metallic behavior in a silicon two-dimensional electron system2004
- Author(s)
  T.Okamoto, M.Ooya, K.Hosoya, S.Kawaji
- Journal Title
  
  Physical Review B (Rapid Communications) 69
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Scanning electrometer using the capacitive coupling in quantum Hall effect devices2004
- Author(s)
  Y.Kawano, T.Okamoto
- Journal Title
  
  Applied Physics Letters 84
  
  Pages: 1111-1113
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Imaging of intra- and inter-Landau-level scattering in quantum Hall systems2004
- Author(s)
  Y.Kawano, T.Okamoto
- Journal Title
  
  Physical Review B (Rapid Communication) 70
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Imaging of intra-and inter-Landau-level scattering in quantum Hall systems2004
- Author(s)
  Y.Kawano, T.Okamoto
- Journal Title
  
  Physical Review B 70(Rapid Communication)
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Magnetotransport measurements on a damaged surface of p-type InAs and the annealing effect2004
- Author(s)
  Y.Tsuji, T.Okamoto
- Journal Title
  
  Physical Review B 70
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Journal Article] Anomalous metallic phase and magnetism in a high-mobility and strongly correlated 2D electron system2003
- Author(s)
  M.Ooya, T.Okamoto
- Journal Title
  
  Physica E 18
  
  Pages: 272-273
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-13304028
[Presentation] Observation of crossover from a complex stripe phase to a helical phase in multilayer films2022
- Author(s)
  R. Masutomi, T. Okamoto
- Organizer
  Tsinghua Univ and The Univ of Tokyo The 7th Joint Workshop on Trans-scale Materials Science
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01849
[Presentation] GaAs劈開面上のBi薄膜の磁場中輸送特性2020
- Author(s)
  伊藤尚人、岡本徹
- Organizer
  第11回低温科学研究センター研究交流会
- Data Source
  KAKENHI-PROJECT-19H01849
[Presentation] 金属単原子層における二次元超伝導と磁性2019
- Author(s)
  岡本徹
- Organizer
  2019年日本表面真空学会学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-19H01849
[Presentation] Observation of crossover from a complex-stripe phase to a helical phase in multiple one-atomic-layer films2019
- Author(s)
  R. Masutomi, T. Okamoto, Y. Yanase
- Organizer
  Recent Progress in Graphene and two-dimensional Materials Research Conference
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01849
[Presentation] Observation of crossover from a complex-stripe phase to a helical phase in multiple one-atomic-layer films2018
- Author(s)
  R. Masutomi, S. Tashiro, T. Okamoto, Y. Yanase
- Organizer
  31th International Conference on the Physics of Semiconductors
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287072
[Presentation] Observation of crossover from a complex-stripe phase to a helical phase in multiple one-atomic-layer films2018
- Author(s)
  R. Masutomi, S. Tashiro, T. Okamoto, Y. Yanase
- Organizer
  23th International Conference on High Magnetic Fields in Semiconductor Physics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287072
[Presentation] 多重単原子層膜における複素ストライプ相からヘリカル相へのクロスオーバーの観測2018
- Author(s)
  枡富龍一、田代翔太郎、岡本徹、柳瀬陽一
- Organizer
  日本物理学会第７３回年次大会
- Data Source
  KAKENHI-PROJECT-26287072
[Presentation] Pb超薄膜超伝導に対する磁性不純物の影響と平行磁場印加による超伝導転移温度の上昇2017
- Author(s)
  庭田正人、枡富龍一、岡本徹
- Organizer
  日本物理学会第72 会年次大会
- Place of Presentation
  大阪大学（大阪府・豊中市）
- Year and Date
  2017-03-17
- Data Source
  KAKENHI-PROJECT-26287072
[Presentation] Adsorbate-induced quantum Hall system probed by scanning tunneling spectroscopy combined with transport measurements2015
- Author(s)
  R. Masutomi and T. Okamoto
- Organizer
  21st International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  仙台国際センター（宮城県・仙台市）
- Year and Date
  2015-07-26
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26287072
[Presentation] Two-dimensonal superconductivity with broken inversion symmetry in one-atomic-layer metal films on cleaved GaAs surfaces2014
- Author(s)
  T. Sekihara, T. Miyake, H. Ichinomiya, R. Masutomi, and T. Okamoto
- Organizer
  The March Meeting 2014 of the American Physical Society
- Place of Presentation
  Denver, USA
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Two-dimensonal superconductivity with broken inversion symmetry in one-atomic-layer metal films on cleaved GaAs surfaces2013
- Author(s)
  T. Sekihara, T. Miyake, H. Ichinomiya, R. Masutomi, and T. Okamoto
- Organizer
  The International Conference on Strongly Correlated Electron Systems
- Place of Presentation
  Tokyo, Japan
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] STM/STS and transport measurements in adsorbate-induced two-dimensional electron systems2013
- Author(s)
  R. Masutomi and T. Okamoto
- Organizer
  International Symposium on Advanced Nanodevices and Nanotechnology
- Place of Presentation
  Hawaii, USA
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Magnetic-field-independent superconductivity of ultrathin Pb films on cleaved GaAs surface2012
- Author(s)
  T.Sekihara, R. Masutomi, and T. Okamoto
- Organizer
  20th International Conference on High Magnetic Fields in Semiconductor Physics
- Place of Presentation
  Chamonix, France
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Temperature, electron density and in-plane magnetic field dependence of cyclotron relaxation time in the two-dimensional metallic phase2012
- Author(s)
  R. Masutomi, T. Chiba, K. Sasaki, I. Yasuda, A. Sekine, K. Sawano, Y. Shiraki and T. Okamoto
- Organizer
  20th International Conference on High Magnetic Fields in Semiconductor Physics
- Place of Presentation
  Chamonix, France
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Superconductivity of ultrathin metallic films on cleaved GaAs surfaces2012
- Author(s)
  T. Sekihara, R. Masutomi, and T. Okamoto
- Organizer
  The 10th Japan-Russia Seminar on Semiconductor Surfaces
- Place of Presentation
  Tokyo, Japan
- Invited
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Low-Temperature Scanning Tunneling Microscopy and Transport Measurements on Adsorbate-Induced Two-Dimensional Electron Systems2012
- Author(s)
  R. Masutomi, N. Toriyama, T. Okamoto
- Organizer
  31th International Conference on the Physics of Semiconductors
- Place of Presentation
  Zurich, Switzerland
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] 半導体表面における量子ホール伝導と2次元スピングラス2011
- Author(s)
  岡本徹
- Organizer
  日本物理学会2011年秋季大会
- Place of Presentation
  富山大学(富山県)(招待講演)
- Year and Date
  2011-09-21
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] 半導体表面における量子ホール伝導と2次元スピングラス2011
- Author(s)
  岡本徹
- Organizer
  日本物理学会秋季大会
- Place of Presentation
  富山大学
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Magnetotransport in adsorbate-induced two-dimensional electron systems on cleaved InAs surfaces2010
- Author(s)
  T. Okamoto
- Organizer
  The 30th International Conference on the Physics of Semiconductors
- Place of Presentation
  Seoul, Korea
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Magneto transport in adsorbate-induced twodimensional electron systems on cleaved InAs surfaces2010
- Author(s)
  T.Okamoto, T.Mochizuki, M.Minowa, K.Komatsuzaki, R.Masutomi
- Organizer
  30th International Conference on the Physics of Semiconductors
- Place of Presentation
  Seoul, Korea
- Year and Date
  2010-07-27
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Cyclotron Resonance of Two Dimensional Electrons near the Metal-Insulator Transition2010
- Author(s)
  R. Masutomi, K. Sasaki, I. Yasuda, A. Sekine, K. Sawano, Y. Shiraki, T. Okamoto
- Organizer
  The 30th International Conference on the Physics of Semiconductors
- Place of Presentation
  Seoul, Korea
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Landau level crossing and pseudospin phase transitions in Si quantum wells2009
- Author(s)
  K.Sasaki, R.Masutomi, K.Toyama, K.Sawano, Y.Shiraki, T.Okamoto
- Organizer
  18th International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Kobe, Japan
- Year and Date
  2009-07-23
- Data Source
  KAKENHI-PROJECT-20029005
[Presentation] Hysteresis in magnetoresistance of InAs surface inversion layers covered with submonolayer of Fe films2009
- Author(s)
  T.Mochizuki, R.Masutomi, T.Okamoto
- Organizer
  18th International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Kobe, Japan
- Year and Date
  2009-07-23
- Data Source
  KAKENHI-PROJECT-21244047
[Presentation] Evidence for spin-glass ordering in submonolayer Fe films on InAs2008
- Author(s)
  T. Mochizuki, R. Masutomi and T. Okamoto
- Organizer
  The 29th International Conference on the Physics of Semiconductors
- Place of Presentation
  Rio deJaneiro, Brazil
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Alkali Metal Induced Two Dimensional Electron Systems at Cleaved Surface of InAs2008
- Author(s)
  R. Masutomi, M. Minowa, T. Mochizuki and T. Okamoto
- Organizer
  The 29th International Conference on the Physics of Semiconductors
- Place of Presentation
  Rio de Janeiro, Brazil
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Alkali Metal Induced Two Dimensional Electron Systems at Cleaved Surfaces of In2008
- Author(s)
  R. Masutomi, M. Minowa, T. Mochizuki, T. Okamoto
- Organizer
  29th International Conference on the Physics of Semiconductors
- Place of Presentation
  Rio de Janeiro, Brazil
- Year and Date
  2008-07-29
- Data Source
  KAKENHI-PROJECT-20029005
[Presentation] Alkali Metal Induced Two Dimensional Electron Systems at Cleaved Surfaces of InAs2008
- Author(s)
  R. Masutomi, M. Minowa, T. Mochizuki, T. Okamoto
- Organizer
  29th International Conference on the Physics of Semiconductors
- Place of Presentation
  Rio de Janeiro, Brazil
- Year and Date
  2008-07-29
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Quantum Hall effect at cleaved surfaces of InAs and InSb2007
- Author(s)
  R, Masutomi, T.Mochizuki, M.Hio, Y.Tsuji, T.Okamoto
- Organizer
  17th International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Genova
- Year and Date
  2007-07-20
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Quantum Hall effect at cleaved surfaces of InAs and InSb2007
- Author(s)
  R. Masutomi, T. Mochizuki, M. Hio, Y.Tsuji and T. Okamoto
- Organizer
  The 17th International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Genova, Italy
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Spin current in the quantum Hall regime detected by dynamic nuclear polarization2007
- Author(s)
  Y. Komori, S. Sakuma and T. Okamoto
- Organizer
  The 17th International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Genova, Italy
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Quantum Hall effect at cleaved surfaces of InAs and InSb2007
- Author(s)
  R. Masutomi, T. Mochizuki, M. Hio, Y. Tsuji, T. Okamoto
- Organizer
  17th International Conference on Electronic Properties of Two-Dimensional Systems
- Place of Presentation
  Genova
- Year and Date
  2007-07-20
- Data Source
  KAKENHI-PROJECT-18043008
[Presentation] Magnetotransport of two-dimensional electrons at in situ cleaved InAs surfaces2006
- Author(s)
  T. Mochizuki, Y. Tsuji, M. Hio and T. Okamoto
- Organizer
  28th International Conference on the Physics of Semiconductors
- Place of Presentation
  Vienna, Austria
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Electron spin manipulation, detection, and relaxation in a high mobility silicon quantum well2006
- Author(s)
  J. Matsunami, M. Ooya and T. Okamoto
- Organizer
  28th International Conference on the Physics of Semiconductors
- Place of Presentation
  Vienna, Austria
- Data Source
  KAKENHI-PROJECT-18340080
[Presentation] Adsorbate-induced quantum Hall system and superconductivity in one-atomic-layer with Rashba spin-orbit coupling
- Author(s)
  R. Masutomi, and T. Okamoto
- Organizer
  27th International Conference on Low Temperature Physics
- Place of Presentation
  Buenos Aires, Argentina
- Year and Date
  2014-08-06 – 2014-08-13
- Data Source
  KAKENHI-PROJECT-26287072

1. KAWAJI Shinji (00080440)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
2. KAWANO Yukio (90334250)

# of Collaborated Projects: 2 results

# of Collaborated Products: 5 results
3. MASUTOMI Ryuichi (00397027)

# of Collaborated Projects: 2 results

# of Collaborated Products: 42 results
4. KAWASHIMA Hironori (20327315)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Okamoto Tohru 岡本 徹

OKAMOTO Tohru 岡本 徹

Research Projects

Research Products

Co-Researchers

超伝導超薄膜をプローブとして用いる金属表面の近藤状態の研究Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Monolayer Rashba superconductors studied through interaction with magnetic materialsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Superconductivity and magnetism in monolayer films formed on cleaved semiconductor surfacesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

New approach to the physics of two dimensional electron systemsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

強相関シリコン二次元電子系における量子相転移Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

半導体劈開表面に形成された新しい2次元電子系Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Spin degree of freedom in two dimensional systems formed at semiconductor surfaces and interfacesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

InAs表面反転層における超伝導Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Electron correlation and magnetic field effect in two dimensional electron systems in semiconductorsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

半導体界面2次元系における新しい金属相と磁場効果Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

QUANTUM TRANSPORT IN TWO-DIMENSIONAL ELECTRON SYSTEMS: QUANTUM HALL EFFECT

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Magnetism and metal-insulator transition in two-dimensional electron systems formed in semiconductor interfacesPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Institution

半導体中局在二次元電子系における多体交換相互作用と磁性Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Okamoto Tohru 岡本徹

OKAMOTO Tohru 岡本徹