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2012 Fiscal Year Final Research Report

Development of all-optical nano-probing and imaging techniques of nuclear spins in semiconductor nanostructures

Research Project

  • PDF
Project/Area Number 22310063
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Nanomaterials/Nanobioscience
Research InstitutionHokkaido University

Principal Investigator

ADACHI Satoru  北海道大学, 大学院・工学研究院, 教授 (10221722)

Project Period (FY) 2010 – 2012
Keywords量子ドット / 核スピン / スピン緩和
Research Abstract

This study aims the manipulation of nuclear spins via hyperfine interaction by all-optical methods based on our previous studies, which is essential for the realization of the applications such as quantum gate operation, quantum memory, and quantum media conversion. For this purpose, in this year, we developed the following two techniques. This technique allowed us to measure the nuclear field fluctuations of ~40 mT and to clarify their influences to electron and hole spin relaxations experimentally and theoretically.

Research Products

(45 results)

All 2013 2012 2011 2010 Other

All Journal Article Presentation Remarks

  • [Journal Article] Effects of valence band mixing on hole spin coherence via hole-nuclei hyperfine interaction in InAlAs quantum dots2013

    • Author(s)
      R. Kaji, S. Ohno, T. Hozumi, S. Adachi
    • Journal Title

      Journal of Applied Physics

      Volume: 113 Pages: 203511/1-6

    • DOI

      doi:10.1063/1.4807901.

    • Peer Reviewed
  • [Journal Article] Size distribution and its scaling behavior of InAlAs/AlGaAs quantum dots grownon GaAs by molecular beam epitaxiy2013

    • Author(s)
      X. M. Lu, M. Koyama, Y. Izumi, Y.Nakata, S. Adachi, and S. Muto
    • Journal Title

      Japanese Journal of Applied Physics

      Volume: 52 Pages: 025602/1-4

    • DOI

      doi:10.7567/JJAP.52.025602

    • Peer Reviewed
  • [Journal Article] Valence-band-ordering of a strain-free bulk ZnO single crystal identified by four-wave-mixing spectroscopy technique2012

    • Author(s)
      K. Hazu, S. F. Chichibu, S. Adachi, T.Sota
    • Journal Title

      Journal of Applied Physics

      Volume: 111 Pages: 093522/1-6

    • DOI

      doi:10.1063/1.4711103

    • Peer Reviewed
  • [Journal Article] Signatures of Γ1-Γ5mixed-mode polaritons in polarized reflectance spectra of ZnO2012

    • Author(s)
      A. Takagi, A. Nakamura, A. Yoshikaie, S. Yoshioka, S. Adachi, S. F. Chichibu,T. Sota
    • Journal Title

      Journal of Physics Condensed Matter

      Volume: 24 Pages: 415801/1-8

    • DOI

      doi:10.1088/0953-8984/24/41/415801

    • Peer Reviewed
  • [Journal Article] Nuclear spin depolarization via slow spin diffusion in single InAlAs quantum dots observed by using erase-pump-probe technique2012

    • Author(s)
      S. Adachi, R. Kaji, S. Furukawa, Y.Yokoyama, S. Muto
    • Journal Title

      Journal of Applied Physics

      Volume: 111 Pages: 103531/1-6

    • DOI

      doi:10.1063/1.4721902

    • Peer Reviewed
  • [Journal Article] Direct observation of nuclear field fluctuation in single quantum dots2012

    • Author(s)
      R. Kaji, S. Adachi, H. Sasakura, S.Muto
    • Journal Title

      Physical Review B

      Volume: 85 Pages: 155315/1-6

    • DOI

      doi:10.1103/PhysRevB.85.155315

    • Peer Reviewed
  • [Journal Article] Effects of growth conditions on the size and density of self-assembled InAlAs/AlGaAs quantum dots grown on GaAs by molecular beam epitaxy2011

    • Author(s)
      X. M. Lu, Y. Izumi, M. Koyama, Y.Nakata, S. Adachi, S. Muto
    • Journal Title

      Journal of Crystal Growth

      Volume: 322 Pages: 6-9

    • DOI

      doi:10.1016/j.jcrysgro.2011.02.034

    • Peer Reviewed
  • [Journal Article] Exciton spin alignment observed via Hanle effect in single quantum dots2011

    • Author(s)
      R. Kaji, S. Adachi, S. Muto
    • Journal Title

      physica status solidi (c)

      Volume: 8 Pages: 30-33

    • DOI

      doi:10.1002/pssc.201000685

    • Peer Reviewed
  • [Journal Article] Effects ofinter-molecular charge-transfer excitons on the external quantum efficiency of zinc-porphyrin/C60 heterojunction photovoltaic cells2011

    • Author(s)
      S. Ryuzaki, T. Kai, Y. Toda, and S.Adachi, J. Onoe
    • Journal Title

      Journal of Physics D

      Volume: 44 Pages: 145103/1-4

    • DOI

      doi:10.1088/0022-3727/44/14/145103

    • Peer Reviewed
  • [Journal Article] al anisotropy and photoluminescence polarization in single InAlAs quantum dots2011

    • Author(s)
      S. Ohno, S. Adachi, R. Kaji, S. Muto, and H. Sasakura
    • Journal Title

      Applied Physics Letters

      Volume: 98 Pages: 161912/1-3

    • DOI

      doi:10.1063/1.3583453

    • Peer Reviewed
  • [Journal Article] Transient grating studies of phase and spin relaxations of excitons in GaAs single quantumwells2010

    • Author(s)
      K. Tomoda, S. Adachi, S. Muto, S.Shimomura
    • Journal Title

      Physica E

      Volume: 42 Pages: 2714-2717

    • DOI

      doi:10.1016/j.physe.2009.12.009

    • Peer Reviewed
  • [Journal Article] Polarization conversion of excitonic photoluminescence under zero and nonzero magnetic fields in single InAlAs quantum dots2010

    • Author(s)
      R. Kaji, T. Shindo, S. Adachi, S. Muto
    • Journal Title

      Physica E

      Volume: 42 Pages: 2501-2504

    • DOI

      doi:10.1016/j.physe.2010.01.051

    • Peer Reviewed
  • [Journal Article] 核スピンを光で見る・操作する.半導体量子ドットの動的核偏極2010

    • Author(s)
      笹倉弘理,鍜治怜奈,足立智,武藤俊一
    • Journal Title

      日本物理学会誌

      Volume: 65 Pages: 247-250

    • Peer Reviewed
  • [Journal Article] 光波混合法による窒化ガリウム薄膜での励起子間相互作用の実空間マッピング2010

    • Author(s)
      足立智,戸田泰則
    • Journal Title

      J. Vac. Soc. Jpn

      Volume: 56 Pages: 387-392

    • Peer Reviewed
  • [Presentation] InAlAs量子ドットでの価電子帯の非対称結合効果2013

    • Author(s)
      大野槙悟,鍜治怜奈,穂積貴人,足立智
    • Organizer
      第60回応用物理学会春季学術講演会
    • Place of Presentation
      神奈川工大,神奈川県
    • Year and Date
      20130327-30
  • [Presentation] Si基板上酸化エルビウムのMBE成長2013

    • Author(s)
      尾身博雄,俵毅彦,鍜治怜奈,穂積貴人,足立智,後藤秀樹,寒川哲臣
    • Organizer
      第60回応用物理学会春季学術講演会
    • Place of Presentation
      神奈川工大,神奈川県
    • Year and Date
      20130327-30
  • [Presentation] 酸化エルビウムエピタキシャル薄膜の光学特性2013

    • Author(s)
      俵毅彦,穂積貴人,尾身博雄,鍜治怜奈,足立智,後藤秀樹,寒川哲臣
    • Organizer
      第60回応用物理学会春季学術講演会
    • Place of Presentation
      神奈川工大,神奈川県
    • Year and Date
      20130327-30
  • [Presentation] 量子ドットにおける核スピン分極の光ポンピングと揺らぎの光学的検出」【招待講演】2013

    • Author(s)
      鍜治怜奈,足立智
    • Organizer
      第68回日本物理学会年次大会
    • Place of Presentation
      広島大学,東広島市
    • Year and Date
      20130326-29
  • [Presentation] Spin interactions of electron and nuclei in individual quantum dots2013

    • Author(s)
      S. Adachi
    • Organizer
      【invited talk】,Workshop on Fabrication, Spectroscopy and Modeling of Semiconductor Quantum Dots
    • Place of Presentation
      NCTU, Taiwan
    • Year and Date
      20130305-06
  • [Presentation] 単一量子ドットにおける核磁場揺らぎの実測と電子・正孔スピン緩和2012

    • Author(s)
      鍜治怜奈,大野槙悟,穂積貴人,足立智
    • Organizer
      第17回「半導体スピン工学の基礎と応用」研究会:PASPS17
    • Place of Presentation
      九州大学,福岡
    • Year and Date
      20121219-20
  • [Presentation] 核磁場を利用したInAs量子リングのg因子評価2012

    • Author(s)
      穂積貴人,鍜治怜奈,足立智
    • Organizer
      第17回「半導体スピン工学の基礎と応用」研究会:PASPS17
    • Place of Presentation
      九州大学,福岡
    • Year and Date
      20121219-20
  • [Presentation] Exciton-exciton interactions in tensile-strained GaN2012

    • Author(s)
      Y. Toda, K. Shigematsu, A. Hasegawa, S. Adachi
    • Organizer
      International Workshop on Nitride Semiconductors: IWN2012
    • Place of Presentation
      Sapporo Convention Center, Sapporo, Japan
    • Year and Date
      20121014-19
  • [Presentation] 量子井戸での残留電子による核スピン偏極の形成と検出2012

    • Author(s)
      黒澤雅博,厳麗平,鍜治怜奈,足立智
    • Organizer
      第73回応用物理学会学術講演会
    • Place of Presentation
      愛媛大学,松山市
    • Year and Date
      20120911-14
  • [Presentation] 量子ドットでの電子・正孔-核スピン結合系のダイナミクス2012

    • Author(s)
      鍜治怜奈,足立智,武藤俊一
    • Organizer
      第73回応用物理学会学術講演会
    • Place of Presentation
      愛媛大学,松山市
    • Year and Date
      20120911-14
  • [Presentation] 核磁場を利用したInAs量子リングのg因子評価2012

    • Author(s)
      穂積貴人,鍜治怜奈,足立智
    • Organizer
      第73回応用物理学会学術講演会
    • Place of Presentation
      愛媛大学,松山市
    • Year and Date
      20120911-14
  • [Presentation] 単一自己集合量子ドットにおける核磁場揺らぎの評価2012

    • Author(s)
      鍜治怜奈,足立智,笹倉弘理,武藤俊一
    • Organizer
      第73回応用物理学会学術講演会
    • Place of Presentation
      愛媛大学,松山市
    • Year and Date
      20120911-14
  • [Presentation] 自己集合量子ドットの対称性低下によるスピン状態混合:光学異方性からの考察2012

    • Author(s)
      大野槙悟,鍜治怜奈,足立智,武藤俊一
    • Organizer
      第59回応用物理学関係連合講演会
    • Place of Presentation
      早稲田大学,東京
    • Year and Date
      20120315-18
  • [Presentation] Spin dynamics of coupled electron-nuclear system in individual quantum dots2011

    • Author(s)
      R. Kaji, S. Adachi, H. Sasakura, S.Muto
    • Organizer
      第16回半導体スピン工学の基礎と応用PASPS16
    • Place of Presentation
      東京工業大学,東京
    • Year and Date
      20111128-29
  • [Presentation] Direct observation of the correlation time of Overhauser field in single quantum dots2011

    • Author(s)
      R. Kaji, S. Adachi, H. Sasakura, S.Muto
    • Organizer
      12th International Conference on Optics of Excitons in Confined Systems: OECS12
    • Place of Presentation
      Cite Internationale Universitaire, Paris, France
    • Year and Date
      20110912-16
  • [Presentation] Strain-induced valence-band mixing on photoluminescence polarization in individual quantum dots2011

    • Author(s)
      S. Adachi, S. Ohno, R. Kaji, S. Muto
    • Organizer
      12thInternational Conference on Optics of Excitons in Confined Systems: OECS12
    • Place of Presentation
      Cite Internationale Universitaire, Paris, France
    • Year and Date
      20110912-16
  • [Presentation] 単一量子ドットの光学異方性:異方的交換相互作用と歪誘起価電子帯混合2011

    • Author(s)
      大野槙悟,鍜治怜奈,足立智,武藤俊一
    • Organizer
      第72回応用物理学会学術講演会
    • Place of Presentation
      山形大学,山形市
    • Year and Date
      20110829-0902
  • [Presentation] Experimental estimation of the effective field correlation time in a single InAlAs quantum dot2011

    • Author(s)
      R. Kaji, S. Adachi, S. Muto, H.Sasakura
    • Organizer
      6th International School and Conferenceon Spintronics and Quantum Information Technology: SPINTECH6
    • Place of Presentation
      Shimane Prefectural Convention Center, Matsue, Japan
    • Year and Date
      20110801-05
  • [Presentation] Optical anisotropy and polarization states in individual self-assembled InAlAs quantum dots2011

    • Author(s)
      S. Ohno, R. Kaji , S. Adachi
    • Organizer
      6th International School and Conference on Spintronicsand Quantum Information Technology: SPINTECH6
    • Place of Presentation
      Shimane Prefectural Convention Center, Matsue, Japan).
    • Year and Date
      20110801-05
  • [Presentation] Preferred orientation and magnetic properties of ZnO thin films doped with Fe and Mn prepared by sol-gel method2011

    • Author(s)
      X. M. Lu, Y. Jiang, S. Adachi, and S. Muto
    • Organizer
      30th Electronic Materials Symposium: EMS30
    • Place of Presentation
      Laforet Biwako , Shiga
    • Year and Date
      20110629-0701
  • [Presentation] Nuclear spin diffusion in a single InAlAs quantum dot observed by using erase-pump-probe technique2011

    • Author(s)
      Y. Yokoyama, S. Furukawa, R. Kaji , and S. Adachi
    • Organizer
      30th Electronic Materials Symposium: EMS30
    • Place of Presentation
      Laforet Biwako, Shiga
    • Year and Date
      20110629-0701
  • [Presentation] Optical anisotropy and polarization states in individual self-assembled InAlAs quantum dots2011

    • Author(s)
      S. Adachi, S. Ohno, and R. Kaji
    • Organizer
      30th Electronic Materials Symposium: EMS30
    • Place of Presentation
      Laforet Biwako, Shiga
    • Year and Date
      20110629-0701
  • [Presentation] Effects of growth conditions on self-assembled InAlAs/AlGaAs quantum dots grown on GaAs by molecular beam epitaxy2011

    • Author(s)
      X. M. Lu, Y. Izumi, M. Koyama, S.Adachi, S. Muto
    • Organizer
      30th Electronic Materials Symposium: EMS30
    • Place of Presentation
      Laforet Biwako, Shiga
    • Year and Date
      20110629-0701
  • [Presentation] 自己集合単一量子ドットでの動的核スピン分極過程相関時間の直接評価2011

    • Author(s)
      鍜治怜奈,笹倉弘理,足立智,武藤俊一
    • Organizer
      第58回応用物理学関係連合講演会
    • Place of Presentation
      神奈川工科大学,神奈川県
    • Year and Date
      20110324-27
  • [Presentation] 自己集合半導体量子ドットでの光学異方性と発光の偏光状態変化2011

    • Author(s)
      大野槙悟,鍜治怜奈,足立智,武藤俊一
    • Organizer
      第58回応用物理学関係連合講演会
    • Place of Presentation
      神奈川工科大学,神奈川県
    • Year and Date
      20110324-27
  • [Presentation] GaAs単一量子井戸でのスピン寿命の時間分解カー回転測定2011

    • Author(s)
      黒澤雅博,足立智
    • Organizer
      第46回応用物理学会北海道支部/第7回日本光学会北海道地区合同学術講演会
    • Place of Presentation
      室蘭工業大学,室蘭市
    • Year and Date
      20110107-08
  • [Presentation] 自己集合半導体量子ドットにおける光学異方性2011

    • Author(s)
      大野槙悟,鍜治怜奈,足立智,武藤俊一
    • Organizer
      第46回応用物理学会北海道支部/第7回日本光学会北海道地区合同学術講演会
    • Place of Presentation
      室蘭工業大学,室蘭市
    • Year and Date
      20110107-08
  • [Presentation] 単一ドットのハンル測定:励起子スピンダイナミクスからの考察2010

    • Author(s)
      鍜治怜奈,足立智,武藤俊一
    • Organizer
      第71回応用物理学会学術講演会
    • Place of Presentation
      長崎大学,長崎市
    • Year and Date
      20100914-0917
  • [Presentation] Motional narrowing of exciton spin relaxation in GaAs single quantum wells2010

    • Author(s)
      K. Tomoda, S. Adachi
    • Organizer
      9th International Conference on Excitonic and Photonic Processes in Condensed and Nano Materials: EXCON10
    • Place of Presentation
      Novotel Brisbane, Brisbane, Australia
    • Year and Date
      20100711-16
  • [Presentation] Exciton spin alignment observed via Hanle effect in a single quantum dot2010

    • Author(s)
      R. Kaji, S. Adachi, S. Muto
    • Organizer
      9th International Conference on Excitonic and Photonic Processes in Condensed and Nano Materials: EXCON10
    • Place of Presentation
      Novotel Brisbane, Brisbane, Australia
    • Year and Date
      20100711-16
  • [Remarks]

    • URL

      http://labs.eng.hokudai.ac.jp/labo/ultrafast/Adachi/research.html

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Published: 2014-08-29  

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