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2010 Fiscal Year Self-evaluation Report

Realizing ultrafast nuclear-spin polarization by short laser pulses

Research Project

  • PDF
Project/Area Number 20244025
Research Category

Grant-in-Aid for Scientific Research (A)

Allocation TypeSingle-year Grants
Section一般
Research Field Particle/Nuclear/Cosmic ray/Astro physics
Research InstitutionKyoto University

Principal Investigator

NAKAJIMA Takashi  Kyoto University, エネルギー理工学研究所, 准教授 (50281639)

Project Period (FY) 2008 – 2010
Keywords核スピン / 偏極 / 超短パルスレーザー
Research Abstract

(1)理論研究については、応募時に提案した核スピン偏極スキームの妥当性を理論的に評価する。特に、核スピン偏極値の大きな同位体について、提案した偏極スキームがうまく働くかどうかを理論的に検証する。また、さらに効率のよい新たな偏極スキームがあるかどうかを検討する。
(2)実験研究についてはまず、天然に安定した様々な同位体を持つ熱的Yb原子ビームについて、2台のナノ秒色素レーザーで励起・イオン化し、狭帯域化した波長可変ナノ秒色素レーザー誘起蛍光強度から生成した光イオンの核スピン偏極度を光学的に評価する手法を確立する。

  • Research Products

    (8 results)

All 2011 2010 2009 2008

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (4 results)

  • [Journal Article] A scheme to polarize nuclear-spin polarization by a sequence of short laser pulses : application to the muonium2010

    • Author(s)
      T. Nakajima
    • Journal Title

      Optics Express

    • Peer Reviewed
  • [Journal Article] Multiphoton ionization of the calcium atom by linearly and circularly polarized laser fields2010

    • Author(s)
      G. Buica, T. Nakajima
    • Journal Title

      Phys Rev. A 81

      Pages: 043418

    • Peer Reviewed
  • [Journal Article] Ultrafast nuclear spin polarization for isotopes with large nuclear spin2009

    • Author(s)
      T. Nakajima
    • Journal Title

      J.Opt.Soc.Am B 26

      Pages: 572-580

    • Peer Reviewed
  • [Journal Article] Effects of the pulse area and pulse number on the population dynamics of atoms interacting with a train of ultrashort pulses2008

    • Author(s)
      H. Tang, T. Nakajima
    • Journal Title

      Opt.Commun. 281

      Pages: 4671

    • Peer Reviewed
  • [Presentation] 超短レーザーパルス列によるスピン偏極:ミュオニウムへの応用2011

    • Author(s)
      中嶋隆
    • Organizer
      春期第58回応用物理学関係連合講演会,25p-KG-12
    • Place of Presentation
      神奈川工科大学
    • Year and Date
      20110324-20110327
  • [Presentation] Polarizing nuclear-spin by a sequence of short laser pulses : application to polarize muonium and ytterbium2010

    • Author(s)
      T.Nakajima, Y. Matsuo, T. Kobayashi
    • Organizer
      The 19th International Spin Physics Symposium (SPIN2010)
    • Place of Presentation
      Julich, Germany
    • Year and Date
      20100927-20101002
  • [Presentation] 超高速イオン化によるイオン状態コヒーレンスの生成2010

    • Author(s)
      中嶋隆
    • Organizer
      春期第57回応用物理学関係連合講演会,20aF-2
    • Place of Presentation
      東海大学
    • Year and Date
      20100317-20100320
  • [Presentation] Change of ultrafast nuclear-spin polarization upon photoionization by short laser pulses2009

    • Author(s)
      T.Nakajima, Y. Matsuo, T. Kobayashi
    • Organizer
      13th International Workshop on Polarized Sources, Targets & Polarimetry (PSTP09)
    • Place of Presentation
      Ferrara, Italy
    • Year and Date
      20090907-20090911

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Published: 2012-02-13   Modified: 2016-04-21  

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