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Seismic wave calculation for the whole earth coupled system

Research Project

Project/Area Number 18540419
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Solid earth and planetary physics
Research InstitutionTokyo Institute of Technology

Principal Investigator

KOBAYASHI Naoki  Tokyo Institute of Technology, 大学院・理工学研究科, 助教 (30272660)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,430,000 (Direct Cost: ¥3,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2008: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000)
Fiscal Year 2007: ¥650,000 (Direct Cost: ¥500,000、Indirect Cost: ¥150,000)
Fiscal Year 2006: ¥2,000,000 (Direct Cost: ¥2,000,000)
Keywords地震波 / 音波 / 重力波 / モード結合 / 重ね合わせ / 波形計算 / 大気音波 / 波動計算 / 重ね合わせ法 / 津波 / Rayleigh波
Research Abstract

地震計測技術の進展と供に固体地球, 海洋に加え大気まで含んだ全地球系でなければ説明の付かない現象が報告されるようになってきた.そうした現象には常時自由振動, 地震に伴う電離圏全電子数変動, 地震に伴う音波などがある.本研究は大気を含んだ全地球のモード計算を行ないモードの重ね合わせ法で全地球地震波動場の波形計算を可能にした.計算結果は観測された現象を良く再現する

Report

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

    (19 results)

All 2008 2007 2006 Other

All Journal Article (4 results) (of which Peer Reviewed: 3 results) Presentation (14 results) Remarks (1 results)

  • [Journal Article] Infrasounds and Background Free Oscillations2008

    • Author(s)
      Naoki Kobayashi, Tatehiko Kusumi and Naoki Suda,
    • Journal Title

      Theroretical and computational acoustics 2007

      Pages: 105-114

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Infrasounds and Background Free Oscillations2008

    • Author(s)
      N. Kobayashi, T. Kusumi, N. Suda
    • Journal Title

      Theoretical and computational acoustics 2007

      Pages: 105-114

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] A new method to calculate normal modes2007

    • Author(s)
      Naoki Kobayashi
    • Journal Title

      Geophys. J. Int. 168

      Pages: 315-331

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] A new method to calculate normal modes2007

    • Author(s)
      Naoki Kobayashi
    • Journal Title

      Geophysical Journal International 168

      Pages: 315-331

    • Related Report
      2006 Annual Research Report
  • [Presentation] Zonal winds and Earth's free oscillations-effects on seismic waves in the atmosphere-2008

    • Author(s)
      Naoki Kobayashi
    • Organizer
      第7回アジア国際地震学連合(ASC)総会
    • Place of Presentation
      つくば国際会議場
    • Year and Date
      2008-11-26
    • Related Report
      2008 Final Research Report
  • [Presentation] Zonal winds and Earth's free oscillations --effects on seismic waves in the atmosphere-2008

    • Author(s)
      Naoki Kobayashi
    • Organizer
      第7回アジア国際地震学連合(ASC)総会
    • Place of Presentation
      つくば国際会議場
    • Year and Date
      2008-11-26
    • Related Report
      2008 Annual Research Report
  • [Presentation] GPS=TEC に見える周期4.5 分の振動と大気-地球カップリング2008

    • Author(s)
      日置幸介, 小林直樹
    • Organizer
      2008 年地球惑星科学関連学会連合大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-28
    • Related Report
      2008 Final Research Report
  • [Presentation] GPS・TECに見える周期4.5分の振動と大気一地球カップリング2008

    • Author(s)
      日置幸介, 小林直樹
    • Organizer
      2008年地球惑星科学関連学会連合大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-28
    • Related Report
      2008 Annual Research Report
  • [Presentation] 東西風と自由振動2008

    • Author(s)
      小林直樹
    • Organizer
      2008 年地球惑星科学関連学会連合大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-27
    • Related Report
      2008 Final Research Report
  • [Presentation] 大気-固体地球結合系の常時自由振動2008

    • Author(s)
      久須見建弘, 須田直樹, 小林直樹
    • Organizer
      2008年地球惑星科学関連学会連合大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-27
    • Related Report
      2008 Final Research Report
  • [Presentation] 東西風と自由振動2008

    • Author(s)
      小林直樹
    • Organizer
      2008年地球惑星科学関連学会連合大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] 大気一固体地球結合系の常時自由振動2008

    • Author(s)
      久須見健弘, 須田直樹, 小林直樹
    • Organizer
      2008年地球惑星科学関連学会連合大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-27
    • Related Report
      2008 Annual Research Report
  • [Presentation] Infrasounds and background free oscillations2007

    • Author(s)
      Naoki Kobayashi, Tatehiko Kusumi and Naoki, Suda
    • Organizer
      Infrasound technology workshop 2007
    • Place of Presentation
      日本気象協会(サンシャイン60)
    • Year and Date
      2007-11-14
    • Related Report
      2008 Final Research Report
  • [Presentation] 常時地球自由振動で観測される大気-固体地球音響カップリングの時間変動2007

    • Author(s)
      久須見健弘, 須田直樹, 小林直樹
    • Organizer
      日本地震学会2007 年秋季大会
    • Place of Presentation
      仙台国際センター
    • Year and Date
      2007-10-26
    • Related Report
      2008 Final Research Report
  • [Presentation] 常時自由振動と超低周波音波2007

    • Author(s)
      小林直樹, 久須見健弘, 須田直樹
    • Organizer
      日本惑星科学会2007 年秋季講演会
    • Place of Presentation
      高知大学朝倉キャンパス
    • Year and Date
      2007-09-27
    • Related Report
      2008 Final Research Report
  • [Presentation] Infrasounds and background free oscillations2007

    • Author(s)
      Naoki Kobyashi, Tatehiko Kusumi, Naoki Suda
    • Organizer
      8thInternational conference on Theoretical and Computational Acoustics
    • Place of Presentation
      Heraklion, Crete,Greece
    • Year and Date
      2007-07-03
    • Related Report
      2008 Final Research Report
  • [Presentation] Background atmospheric acoustic waves from 0.01 to 0.1 Hz2007

    • Author(s)
      Kiwamu Nishida, Yoshio Fukao, Shingo Watada, Naoki Kobayashi
    • Organizer
      8thInternational conference on Theoretical and Computational Acoustics
    • Place of Presentation
      Heraklion, Crete, Greece
    • Year and Date
      2007-07-02
    • Related Report
      2008 Final Research Report
  • [Presentation] Seismic waves in the atmosphere and oceans2006

    • Author(s)
      Naoki Kobayashi
    • Organizer
      American geophysical union Fall meeting
    • Place of Presentation
      San Francisco, CA, USA
    • Year and Date
      2006-12-15
    • Related Report
      2008 Final Research Report
  • [Remarks]

    • URL

      http://www.geo.titech.ac.jp/~shibata/

    • Related Report
      2008 Final Research Report

URL: 

Published: 2006-04-01   Modified: 2016-04-21  

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