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Relaxation dynamics of phonon-plasmon in condensed matters by using infrared pulse laser

Research Project

Project/Area Number 19540329
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Condensed matter physics I
Research InstitutionUniversity of Tsukuba

Principal Investigator

HASE Muneaki  University of Tsukuba, 大学院・数理物質科学研究科, 准教授 (40354211)

Co-Investigator(Kenkyū-buntansha) 北島 正弘  物質・材料研究機構, ナノ計測センター, グループリーダー (00343830)
Co-Investigator(Renkei-kenkyūsha) KITAJIMA Masahiro  防衛大学校, 応用科学群応用物理学科, 教授 (00343830)
Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥2,080,000 (Direct Cost: ¥1,600,000、Indirect Cost: ¥480,000)
Fiscal Year 2007: ¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Keywords光物性 / フェムト秒レーザー / フェムト秒 / コヒーレントフォノン / ポンプープローブ分光 / プラズモン / ダイナミクス / 半導体 / 相変化 / 強誘電体
Research Abstract

フェムト秒レーザーを用いた時間分解反射率測定により、n型半導体中のコヒーレント光学フォノンープラズモン結合モードの観測、ならびに強誘電性半導体及びDVD記録膜材料におけるコヒーレント振動の観測と相変化ダイナミクスに関する研究を行った。その結果、n-GaAsにおけるコヒーレント結合モードの観測と電子移動度の同定に成功した。また、強誘電性半導体及びDVD記録膜材料におけるコヒーレント光学フォノンの振動を測定し、相変化に伴うフォノン周波数や減衰時間の変化を観測した。

Report

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

    (20 results)

All 2009 2008 Other

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

  • [Journal Article] Ultrafast dephasing of coherent optical phononsin atomically controlled GeTe/Sb_2Te_3 superlattices2009

    • Author(s)
      M. Hase, Y. Miyamoto, and J. Tominaga
    • Journal Title

      Phys. Rev. B Vol.79

      Pages: 174112-174112

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Carrier mobility in a polar semiconductor measured by an optical pump-probe technique2009

    • Author(s)
      M. Hase
    • Journal Title

      Appl. Phys. Lett Vol.94

      Pages: 112111-112111

    • NAID

      120007138345

    • URL

      http://hdl.handle.net/2241/102005

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Carrier mobility in a polar semiconductor measured by anoptical pump probe technique2009

    • Author(s)
      Muneaki Hase
    • Journal Title

      Applied Physics Letters 94

      Pages: 112111-112111

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Coherent optical optical control of the ultrafast dephasing of phonon-plasmon coupling in a polar semiconductor using pulse train of below-band-gap excitation2008

    • Author(s)
      J. D. Lee, and M. Hase
    • Journal Title

      Phys. Rev. Lett Vol.101

      Pages: 235501-235501

    • URL

      http://hdl.handle.net/2241/101292

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Ultrafast electron-phonon decoupling in graphite2008

    • Author(s)
      K. Ishioka, M. Hase, M. Kitajima, L. Wirtz, A. Rubio, and H. Petek
    • Journal Title

      Phys. Rev. B Vol.77

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Ultrafast Dynamics of Plasmon-phonon Coupling : Estimation of Electron Mobility in GaAs2008

    • Author(s)
      M. Hase
    • Journal Title

      Physica Status Solidi c Vol.5

      Pages: 364-366

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Coherent optical control of the ultrafast dephasing of phonon-plasmon coupling in a polar' semiconductor using pulse train of below-band-gap excitation2008

    • Author(s)
      J. D. Lee and Muneaki Hase
    • Journal Title

      Physical Review Letters 101

      Pages: 235501-235501

    • NAID

      120001746769

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Ultrafast Dynamics of Plasmon-phonon Coupling: Estimation of Electron Mobility in GaAs2008

    • Author(s)
      Muneaki Hase
    • Journal Title

      Physica Status Solidi(c) 5

      Pages: 364-366

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Ultrafast electron-phonon decoupling in graphite2008

    • Author(s)
      K. Ishioka, M. Hase, M. Kitajima, L. Wirtz, A. Rubio, H. Petek
    • Journal Title

      Physical Review B 77

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Presentation] コヒーレントフォノン分光による超光速格子ダイナミクスと物性制御への応用2008

    • Author(s)
      長谷宗明
    • Organizer
      第7回理研・分子研合同シンポジウムエクストリームフォトニクス研究
    • Place of Presentation
      理化学研究所
    • Year and Date
      2008-05-15
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] InAsにおけるプラズモン-フォノン結合モードのフェムト秒実時間観測およびキャリア移動度の評価2008

    • Author(s)
      甲斐健志、長谷宗明
    • Organizer
      日本物理学会第63回年次大会
    • Place of Presentation
      近畿大学(東大阪市)
    • Year and Date
      2008-03-26
    • Related Report
      2008 Final Research Report
  • [Presentation] InAsにおけるプラズモンーフォノン結合モードのフェムト秒実時間観測およびキャリア移動度の評価2008

    • Author(s)
      甲斐健志、長谷宗明
    • Organizer
      日本物理学会 第63回年次大会
    • Place of Presentation
      近畿大学(東大阪市)
    • Year and Date
      2008-03-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] Femtosecond observation of coherent plasmon-phonon coupled modes in InAs : application to estimation of carrier mobility2008

    • Author(s)
      K. Kai, and M. Hase
    • Organizer
      The First International Symposium on Interdisciplinary Materials Science
    • Place of Presentation
      エポカルつくば(つくば市)
    • Year and Date
      2008-03-13
    • Related Report
      2008 Final Research Report
  • [Presentation] Femtosecond observation of coherent plasmon-phonon coupled modes in InAs: application to estimation of carrier mobility2008

    • Author(s)
      K. Kai and M. Hase
    • Organizer
      The First International Symposium on Interdisciplinary Materials Science
    • Place of Presentation
      エポカルつくば(つくば市)
    • Year and Date
      2008-03-13
    • Related Report
      2007 Annual Research Report
  • [Presentation] p-InAsにおけるプラズモン-フォノン結合モードのフェムト秒実時間観測2008

    • Author(s)
      甲斐健志、長谷宗明
    • Organizer
      日本物理学会2008年秋期大会
    • Place of Presentation
      岩手大学
    • Related Report
      2008 Final Research Report
  • [Presentation] Ultrafast spectroscopy of coherent optical phonons in Ge_2Sb_2Te_5 superlattices2008

    • Author(s)
      Y. Miyamoto, M. Hase, J. Tominaga
    • Organizer
      6th International Symposium on Ultrafast Surface Dynamics
    • Place of Presentation
      Kloster Banz, Germany
    • Related Report
      2008 Final Research Report
  • [Presentation] p-lnAsにおけるプラズモンーフォノン結合モードのフェムト秒実時間観測2008

    • Author(s)
      甲斐健志、長谷宗明
    • Organizer
      日本物理学会2008年秋期大会
    • Place of Presentation
      岩手大学
    • Related Report
      2008 Annual Research Report
  • [Presentation] Ultrafast spectroscopy of coherent optical phonons in Ge2Sb2Te5 superlattices2008

    • Author(s)
      Y. Miyamoto, M. Hase, J. Tominaga
    • Organizer
      6th International Symposium on Ultrafast Surface Dynamics
    • Place of Presentation
      Kloster Banz, Germany
    • Related Report
      2008 Annual Research Report
  • [Book] コヒーレント物質波制御による電子・光子の操作(レーザー研究)2009

    • Author(s)
      長谷宗明
    • Publisher
      レーザー学会出版(Vol.37, NO.1)
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://bukko.bk.tsukuba.ac.jp/~mhase/indexJ.html

    • Related Report
      2008 Final Research Report

URL: 

Published: 2007-04-01   Modified: 2020-05-15  

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