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2011 Fiscal Year Final Research Report

First-principle calculation for electron dynamics under an intense laser field

Research Project

  • PDF
Project/Area Number 21740303
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Atomic/Molecular/Quantum electronics
Research InstitutionJapan Atomic Energy Agency

Principal Investigator

OTOBE Tomohito  独立行政法人日本原子力研究開発機構, 量子ビーム応用研究部門, 研究職 (60421442)

Project Period (FY) 2009 – 2011
Keywords量子エレクトロニクス
Research Abstract

We solve the time-dependent Kohn-Sham equation with real-space and-time method to describe the electron dynamics under an intense short pulse lasers. We found our method can describe the high-harmonic generation, coherent phonon, and dynamic Franz-Keldysh effect qualitatively. We also developed new multi-scale simulation method to study the laser field affected by the non-linear electron dynamics.

  • Research Products

    (10 results)

All 2012 2011 2010 Other

All Journal Article (5 results) Presentation (5 results)

  • [Journal Article] First-principle description for the high-harmonic generation in a diamond by intense short laser pulse2012

    • Author(s)
      T. Otobe
    • Journal Title

      J. Apll. Phys

      Volume: 111 Pages: 093112

  • [Journal Article] Time-dependent density functional theory for strong electromagnetic fields in crystalline solids2012

    • Author(s)
      K. Yabana, T. Sugiyama, Y. Shinohara, T. Otobe
    • Journal Title

      G. F. Berts ch Phys. Rev. B

      Volume: 85 Pages: 045134

  • [Journal Article] First-principle calculations for multiphoton absorption inα-quartz under intense short laser irradiation2010

    • Author(s)
      T. Otobe, J. Phys.
    • Journal Title

      Condens. Matter

      Volume: 22 Pages: 384204

  • [Journal Article] Coherent phonon generation in time-dependent density functional theory2010

    • Author(s)
      Y. Shinohara, K. Yabana, Y. Kawashita, J.-I. Iwata, T. Otobe
    • Journal Title

      G. F. Bertsh, Phys. Rev. B

      Volume: 82 Pages: 115110

  • [Journal Article] 第一原理計算で探るコヒーレントフォノンの生成機構

    • Author(s)
      篠原康、乙部智仁、岩田潤一、矢花一浩
    • Journal Title

      物理学会誌

  • [Presentation] ダイアモンドからの高次高調波の第一原理計算2012

    • Author(s)
      乙部智仁
    • Organizer
      応用物理学会春季大会
    • Year and Date
      20120000
  • [Presentation] 第一原理計算による透明素材中での高次高調波発生2012

    • Author(s)
      乙部智仁
    • Organizer
      物理学会年次大会
    • Year and Date
      20120000
  • [Presentation] 固体からの高次高調波スペクトルの励起過程による変化の第一原理計算2011

    • Author(s)
      乙部智仁
    • Organizer
      物理学会年次大会
    • Year and Date
      20110000
  • [Presentation] 超短パルスレーザーによる固体電子励起確率の方向依存性2010

    • Author(s)
      乙部智仁
    • Organizer
      物理学会年次大会
    • Year and Date
      20100000
  • [Presentation] TDDFT simulation for laser-matter interaction2010

    • Author(s)
      T. Otobe
    • Organizer
      14^<th> East Asian Workshop on Chemical Dynamics
    • Year and Date
      20100000

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Published: 2013-07-31  

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