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Study of manipulation of electron and nuclear spins in few electronsystems via single photon injection

Research Project

Project/Area Number 18340081
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Condensed matter physics I
Research InstitutionThe University of Tokyo

Principal Investigator

OIWA Akira  The University of Tokyo, 大学院・工学系研究科, 講師 (10321902)

Co-Investigator(Kenkyū-buntansha) 樽茶 清悟  東京大学, 大学院・工学系研究科, 教授 (40302799)
山本 倫久  東京大学, 大学院・工学系研究科, 助教 (00376493)
中岡 俊裕  東京大学, 生産技術研究所, 特任准教授 (20345143)
Co-Investigator(Renkei-kenkyūsha) 中岡 俊裕  東京大学, 生産技術研究所, 特任准教授 (20345143)
Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥16,900,000 (Direct Cost: ¥15,100,000、Indirect Cost: ¥1,800,000)
Fiscal Year 2008: ¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000)
Fiscal Year 2007: ¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2006: ¥9,100,000 (Direct Cost: ¥9,100,000)
Keywords半導体物性 / 量子ドット / 量子コンピュータ / メソズコピック系 / スピンエレクトロニクス / 単一光子検出 / 光子-電子スピンインターフェイス / 量子情報処理 / メゾスコピック系
Research Abstract

本研究では、量子情報の長距離伝送実現のための中継技術の基盤開発として、単一光子から量子ドット中の単一電子スピンへの状態転写を目指した。その結果、単一光子検出用横型量子ドットを開発し、単一光子を量子ドット中の電子へ変換する単一光子検出を実現した。さらに光生成された単一電子のスピンを検出する手法を提案し、その実証に成功した

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (49 results)

All 2009 2008 2007 2006 Other

All Journal Article (9 results) (of which Peer Reviewed: 9 results) Presentation (39 results) Remarks (1 results)

  • [Journal Article] Negative differential conductance in aquantum dot and possible application to ESR detection2009

    • Author(s)
      K Hitachi, A Inoue, A Oiwa, M Yamamoto, M Pioro-Ladriere, Y Tokura and S Tarucha
    • Journal Title

      Journal of Physics : Conference Series 150

      Pages: 0220261-4

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Quantitative evaluation of spin-orbit interaction in InAs quantum dots2009

    • Author(s)
      S Takahashi, Y Igarashi, R S Deacon, A Oiwa, K Shibata, K Hirakawa and S Tarucha
    • Journal Title

      Journal of Physics : Conference Series 150

      Pages: 0220841-4

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Observation of supercurrent in single InAs self-assembled quantum dots coupled to superconducting leads2009

    • Author(s)
      Y Kanai, R S Deacon, K Yoshida, K Shibata, K Hirakawa, A Oiwa and S Tarucha
    • Journal Title

      Journal of Physics : Conference Series 150

      Pages: 220261-4

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Observation of supercurrent in single InAs self-assembled quantum dots coupled to superconducting lead2009

    • Author(s)
      Y Kanai, R S Deacon, K Yoshida, K Shibata, K Hirakawa, A Oiwa, and S Tarucha
    • Journal Title

      Journal of Physics: Conference Series 150

      Pages: 220261-4

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Quantitative evaluation of spin-orbit interaction in InAs quantum dots2009

    • Author(s)
      S Takahashi, Y Igarashi, R S Deacon, A Oiwa, K Shibata, K Hirakawa, and S Tarucha
    • Journal Title

      Journal of Physics: Conference Series 150

      Pages: 0220841-4

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Negative differential conductance in a quantum dot and possible application to ESR detection2009

    • Author(s)
      K Hitachi, A Inoue, A Oiwa, M Yamamoto, M Pioro-Ladriere, Y Tokura and S Tarucha
    • Journal Title

      Journal of Physics: Conference Series 150

      Pages: 0220261-4

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Vertical quantum dot with a vertically coupled charge detector2008

    • Author(s)
      K. Zaitsu, Y. Kitamura, K. Ono and S. Taruch
    • Journal Title

      Applied Physics letters 92

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Vertical quantum dot with a vertically coupled charge detector2008

    • Author(s)
      K. Zaitsu, Y. Kitamura, K. Ono, and S. Tarucha
    • Journal Title

      Applied Physics letters 92

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Spin-half Kondo effect in a single self-assembled InAs quantum dot with and without an applied magnetic field2007

    • Author(s)
      Y. Igarashi, M. Jung, M. Yamamoto, A. Oiwa, T. Machida, K. Hirakawa and S. Tarucha
    • Journal Title

      Physical Review B 76

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Presentation] GaAs 系量子ドットと量子ポイントコンタクトを用いた磁場下での単一光子検出2009

    • Author(s)
      大岩顕, Alessandro Pioda, 浅山徹哉, 木山治樹, 藤田高史, Giles Allison, 樽茶清悟
    • Organizer
      日本物理学会2009年年次大会
    • Place of Presentation
      東京,日本
    • Year and Date
      2009-03-27
    • Related Report
      2008 Final Research Report
  • [Presentation] GaAs系量子ドットと量子ポイントコンタクトを用いた磁場下での単一光子検出2009

    • Author(s)
      大岩顕,Alessandro Pioda,浅山徹哉,木山治樹,藤田高史,Giles Allison,樽茶清悟
    • Organizer
      日本物理学会2009年年次大会
    • Place of Presentation
      東京,日本
    • Year and Date
      2009-03-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] Single photon to singleelectron conversion using a quantum dot2009

    • Author(s)
      H. Kiyama, T. Fujita, T. Asayama, A. Oiwa and S. Tarucha
    • Organizer
      2009APS March Meeting
    • Place of Presentation
      Pennsylvania, USA
    • Year and Date
      2009-03-16
    • Related Report
      2008 Final Research Report
  • [Presentation] Single photon to single electron conversion using a quantum dot2009

    • Author(s)
      H. Kiyama, T. Fujita, T. Asayama, A Oiwa, and S. Tarucha
    • Organizer
      2009 APS March Meeting
    • Place of Presentation
      Pennsylvania, USA
    • Year and Date
      2009-03-16
    • Related Report
      2008 Annual Research Report
  • [Presentation] Kondo effect and Andreev conductance in self-assembled InAs quantum dots contacted with superconducting and normal leads2009

    • Author(s)
      R. S. Deacon, A. Oiwa, K. Yoshida, K. Shibata,K. Hirakawa and S. Tarucha
    • Organizer
      International Symposium on nanosclaetransport and technology
    • Place of Presentation
      Kanagawa, Japan
    • Year and Date
      2009-01-21
    • Related Report
      2008 Final Research Report
  • [Presentation] Kondo effect and Andreev conductance in self-assembled InAs quantum dots contacted with superconducting and normal leads2009

    • Author(s)
      R. S. Deacon, A. Oiwa, K. Yoshida, K. Shibata, K. Hirakawa, and S. Tarucha
    • Organizer
      International Sympisium on nanosclae toransport and technology
    • Place of Presentation
      神奈川、日本
    • Year and Date
      2009-01-21
    • Related Report
      2008 Annual Research Report
  • [Presentation] Quantitative evaluation and tuning of spin-orbit interaction in InAs self-assembled quantum dots2009

    • Author(s)
      S. Takahashi, Y. Igarashi, R. S. Deacon, K.Yoshida, A. Oiwa, K. Shibata, K. Hirakawa and S. Tarucha,
    • Organizer
      International Symposium on nanosclae transport and technology
    • Place of Presentation
      Kanagawa,Japan
    • Year and Date
      2009-01-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Gatetunable proximity supercurrent in self assembled InAs quantum dots2009

    • Author(s)
      R. S. Deacon, Y. Kanai, A. Oiwa, K. Yoshida,K. Shibata, K. Hirakawa and S. Tarucha,
    • Organizer
      International Symposium on nanosclae transport and technology
    • Place of Presentation
      Kanagawa,Japan
    • Year and Date
      2009-01-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Gate tunable proximity supercurrent in self assembled InAs quantum dots2009

    • Author(s)
      R. S. Deacon, Y. Kanai, A. Oiwa, K Yoshida, K. Shibata, K Hirakawa, and S. Tarucha
    • Organizer
      International Sympisium on nanosclae toransport and technology
    • Place of Presentation
      神奈川、日本
    • Year and Date
      2009-01-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] Quantitative evaluation and tuning of spin-orbit interaction in InAs self-assembled quantum dots2009

    • Author(s)
      S. Takahashi, Y. Igarashi, R. S. Deacon, K. Yoshida, A. Oiwa, K. Shibata, K. Hiiakawa, and S. Tarucha
    • Organizer
      International Sympisium on nanosclae toransport and technology
    • Place of Presentation
      神奈川、日本
    • Year and Date
      2009-01-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] Real-time single-shot detection of single photons by a quantum point contact in a single quantum dot2008

    • Author(s)
      H. Kiyama, T. Asayama, A. Pioda, E. Totoki, A.Oiwa and S. Tarucha
    • Organizer
      International Symposium on Physics of Quantum Technology
    • Place of Presentation
      Nara Japan,ISPQT
    • Year and Date
      2008-11-25
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-time single-shot detection of single photons by a quantum point contact in a single quantum dot2008

    • Author(s)
      H. Kiyama, T. Asayama, A. Pioda, E. Totoki, A. Oiwa, and S. Tarucha
    • Organizer
      International Symposium on Physics of Quantum Technology (ISPQT)
    • Place of Presentation
      奈良,日本
    • Year and Date
      2008-11-25
    • Related Report
      2008 Annual Research Report
  • [Presentation] Spin-orbit interaction and Kondo-superconductivity interplay observed in single self-assembled InAs quantum dots2008

    • Author(s)
      A.Oiwa, K. Hirakawa and S. Tarucha (Invited)
    • Organizer
      IEEE Nanotechnology Matrials and Devices Conference
    • Place of Presentation
      Kyoto,Japan
    • Year and Date
      2008-10-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-time single photon detection by quantum point contact in quantum dots2008

    • Author(s)
      T. Asayama, E. Totoki, A. Pioda, A. Oiwa and S. Tarucha
    • Organizer
      IEEE Nanotechnology Matrials and Devices Conference
    • Place of Presentation
      Kyoto,Japan
    • Year and Date
      2008-10-20
    • Related Report
      2008 Final Research Report
  • [Presentation] Real-time single photon detection by quantum point contact in quantum dots2008

    • Author(s)
      T. Asayama, E. Totoki, A. Pioda, A. Oiwa, and S. Tarucha
    • Organizer
      IEEE Nanotechnology Matrials and Devices Conference
    • Place of Presentation
      京都,日本
    • Year and Date
      2008-10-20
    • Related Report
      2008 Annual Research Report
  • [Presentation] Negative differential conductance in aquantum dot and possible application to ESR detection2008

    • Author(s)
      K Hitachi, A Inoue, A Oiwa, M Yamamoto, MPioro-Ladriere, Y Tokura and S Tarucha
    • Organizer
      25th International Conference on Physics of Low temperature (LT25)
    • Place of Presentation
      Amsterdam,Holland
    • Year and Date
      2008-08-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Quantitative evaluation of spin-orbit interaction in InAs quantum dots2008

    • Author(s)
      S. Takahashi, Y. Igarashi, R. S. Deacon, A.Oiwa, K. Shibata, K. Hirakawa and S. Tarucha
    • Organizer
      25th International Conference on Physics of Low temperature (LT25)
    • Place of Presentation
      Amsterdam,Holland
    • Year and Date
      2008-08-12
    • Related Report
      2008 Final Research Report
  • [Presentation] Quantitative evaluation of spin-orbit interaction in InAs quantum dots2008

    • Author(s)
      S. Takahashi, Y. Igarashi, R. S. Deacon, A. Oiwa, K. Shibata, K. Hirakawa, and S. Tarucha
    • Organizer
      25th International Conference on Physics of Low temperature (LT25)
    • Place of Presentation
      Amsterdam, Holland
    • Year and Date
      2008-08-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] Negative differential conductance in a quantum dot and possible application to ESR detection2008

    • Author(s)
      K Hitachi, A Inoue, A Oiwa, M Yamamoto, M Pioro
    • Organizer
      25th International Conference on Physics of Low temperature (LT25)
    • Place of Presentation
      Amsterdam, Holland
    • Year and Date
      2008-08-12
    • Related Report
      2008 Annual Research Report
  • [Presentation] Observation of suppercurrent in single InAs self-assembled quntum dots coupled to superconducting leadsSupercurrent in single InAs quantum dots coupled to aluminium electrodes2008

    • Author(s)
      Y. Kanai, R. S. Deacon, K. Yoshida, K.Shibata, K. Hirakawa, A. Oiwa and S. Tarucha
    • Organizer
      25th International Conference on Physics of Low temperature (LT25)
    • Place of Presentation
      Amsterdam,Holland
    • Year and Date
      2008-08-07
    • Related Report
      2008 Final Research Report
  • [Presentation] Observation of suppercunent in single InAs self-nssembled quntum dots coupled to superconducting leadsSupercurrent in single InAs quantum dots coupled to aluminium electrodes2008

    • Author(s)
      Y. Knnni,. R. S. Deocon, K. Yosida, K. Shibata, K. Hirakawa, A. Oiwa, and S. Tarucha
    • Organizer
      25th International Conference on Physics of Low temperature (LT25)
    • Place of Presentation
      Amsterdam, Holland
    • Year and Date
      2008-08-07
    • Related Report
      2008 Annual Research Report
  • [Presentation] Supercurrent in single InAs quantum dots coupled to aluminium electrodes2008

    • Author(s)
      R. S. Deacon, Y. Kanai, A. Oiwa, K. Yoshida, K. Shibata, K. Hirakawa and S. Tarucha
    • Organizer
      29th International Conference on Semiconductor Physics (ICPS2008)
    • Place of Presentation
      Rio de Janeiro,Brazil
    • Year and Date
      2008-07-31
    • Related Report
      2008 Final Research Report
  • [Presentation] Supercurrent in single InAs quantum dots coupled to aluminium electrodes2008

    • Author(s)
      R. S. Deacon, Y. Kanai, A. Oiwa, K. Yoshida, K. Shibata, K. Hirakawa, and S. Tarucha
    • Organizer
      29th International Conference on Semiconductor Physics (CPS2008)
    • Place of Presentation
      Rio de Janeiro, Brazil
    • Year and Date
      2008-07-31
    • Related Report
      2008 Annual Research Report
  • [Presentation] Single photon detection by quantum point contact in a quantum dot2008

    • Author(s)
      A. Pioda, E. Totoki, T. Asayama, A. Oiwa ,and S. Tarucha
    • Organizer
      29th International Conference on Semiconductor Physics (ICPS2008)
    • Place of Presentation
      Rio de Janeiro, Brazil
    • Year and Date
      2008-07-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] Single photon detection by quantum point contact in aquantum dot2008

    • Author(s)
      A. Pioda, E. Totoki, T. Asayama, A.Oiwa and S. Tarucha
    • Organizer
      29th International Conference on Semiconductor Physics (ICPS2008)
    • Place of Presentation
      Rio de Janeiro,Brazil
    • Year and Date
      2008-07-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 電荷検出器を備えた横型量子ドットにおける微弱光応答実験2008

    • Author(s)
      大岩顕, A. Pioda, 十時詠吾, 浅山徹哉, 樽茶清悟
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      近畿大学, 大阪
    • Year and Date
      2008-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 電荷検出器を備えた横型量子ドットにおける微弱光応答実験2008

    • Author(s)
      大岩 顕, A. Pioda, 十時 詠吾, 浅山 徹哉, 樽茶 清悟
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      近畿大学,大阪
    • Year and Date
      2008-03-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] Single photon polarization to single electron spin conversion in a quantum dot:Preparatory measurements2008

    • Author(s)
      A. Pioda, E. Totoki, T. Asayama, A. Oiwa, and S. Tarucha
    • Organizer
      2008 Frontiers in Nanoscale Science and Technology Workshop
    • Place of Presentation
      バーゼル、スイス
    • Year and Date
      2008-01-06
    • Related Report
      2007 Annual Research Report
  • [Presentation] Photon polarization to electron spin conversion:Detection scheme,deVices andeXperimental status2007

    • Author(s)
      A. Pioda, E. Totoki, T. Asayama, A. Oiwa, S. Tarucha
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学・北海道
    • Year and Date
      2007-09-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] 2次元チャネルによるInAs 自己形成ドットのコンダクタンススペクトロスコピー2007

    • Author(s)
      五十嵐悠一, 中岡俊裕, 渡邉克之, 山本倫久, 大岩顕, 荒川泰彦, 樽茶清悟
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学・北海道
    • Year and Date
      2007-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] Photon polarization to electron spin conversion : Detection scheme, devices and experimental status2007

    • Author(s)
      A. Pioda, E. Totoki, T. Asayama, A. Oiwa and S. Tarucha
    • Organizer
      日本物理学会第62会回年次大会
    • Place of Presentation
      北海道大学・北海道
    • Year and Date
      2007-09-24
    • Related Report
      2008 Final Research Report
  • [Presentation] 量子ポイントコンタクトによる光励起電荷検出の安定性2007

    • Author(s)
      十時詠吾, Alessandro Pioda, 浅山徹哉, 大岩顕, 樽茶清悟
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      北海道大学・北海道
    • Year and Date
      2007-09-22
    • Related Report
      2008 Final Research Report
  • [Presentation] 量子ポイントコンタクトによる光励起電荷検出の安定性2007

    • Author(s)
      十時 詠吾, Alessandro Pioda, 浅山 徹哉, 大岩 顕, 樽茶 清悟
    • Organizer
      日本物理学会第62回年次大会
    • Place of Presentation
      日北海道大学・北海道
    • Year and Date
      2007-09-22
    • Related Report
      2007 Annual Research Report
  • [Presentation] Electrical Pump and Probe Measurements of Triplet-Singlet relaxation Dynamics in a Vertically Coupled Double Quantum Dot2007

    • Author(s)
      A. Souma, A. Oiwa, Y. Kitamura, T. Kodera,K. Ono and S. Tarucha
    • Organizer
      15th International Conference on Nonequilibrium Carrier Dynamics in Semiconductors(HCIS15)
    • Place of Presentation
      Tokyo,Japan
    • Year and Date
      2007-07-26
    • Related Report
      2008 Final Research Report
  • [Presentation] Kondo effect and tunneling magnetoresistance in a single self-assembled InAs quantum dot coupled to ferromagnetic leads2007

    • Author(s)
      A. Oiwa, T. Kajiyama, K. Yoshida, K. Hirakawa and S. Tarucha
    • Organizer
      17th International Conference on Electron Properties of 2-Dimensional Systems (EP2DS)
    • Place of Presentation
      Genova, Italy
    • Year and Date
      2007-07-18
    • Related Report
      2008 Final Research Report
  • [Presentation] Competition between Kondo correlation and superconductivity in a single InAs quantum dot coupled to superconducting leads2007

    • Author(s)
      A. Oiwa, C. Buizert, K. Shibata, K. Hirakawa and S. Tarucha
    • Organizer
      Modulated Semiconductor Structures(MSS13)
    • Place of Presentation
      Genova, Italy
    • Year and Date
      2007-07-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Observation of strongly anisotropic g-factor for a single self-assembled InAs quantum dot2007

    • Author(s)
      Y. Igarashi, M. Jung, M. Yamamoto, A. Oiwa, T. Machida, K. Hirakawa and S. Tarucha
    • Organizer
      13th International Conference on ModulatedSemiconductor structures (MSS-13)
    • Place of Presentation
      Genova,Italy
    • Year and Date
      2007-07-17
    • Related Report
      2008 Final Research Report
  • [Presentation] Preparation for Single Photon Polarization to Single Electron Spin Conversion in a Quantum Dot2007

    • Author(s)
      A. Pioda, E. Totoki, A. Oiwa and S. Tarucha
    • Organizer
      2007 Frontiers in Nanoscale Science andTechnology (FNST)workshop
    • Place of Presentation
      Tokyo, Japan
    • Year and Date
      2007-03-30
    • Related Report
      2008 Final Research Report
  • [Presentation] Single photon polarization to single electron spin conversion in a quantum dot : Preparatory measurements2006

    • Author(s)
      A. Pioda, E. Totoki, T. Asayama, A. Oiwa and S. Tarucha
    • Organizer
      2008 Frontiers in Nanoscale Science and Technology Workshop
    • Place of Presentation
      Basel, Switzerland
    • Year and Date
      2006-01-06
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://wwww.meso.t.u-tokyo.ac.jp/Pscony.oiwa.html

    • Related Report
      2007 Annual Research Report

URL: 

Published: 2006-04-01   Modified: 2020-05-15  

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