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2008 Fiscal Year Final Research Report

Modeling and quantification of the solar influence on the terrestrial atmosphere

Research Project

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Project/Area Number 17340140
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Meteorology/Physical oceanography/Hydrology
Research InstitutionKyushu University

Principal Investigator

HIROOKA Toshihiko  Kyushu University, 大学院・理学研究院, 教授 (90253393)

Co-Investigator(Kenkyū-buntansha) MIYAHARA Saburo  九州大学, 大学院・理学研究院, 教授 (70037282)
MIYOSHI Yasunobu  九州大学, 大学院・理学研究院, 准教授 (20243884)
TAKAHASI Masaaki  東京大学, 気候システム研究センター, 教授 (70188051)
FUJIWARA Hitoshi  東北大学, 大学院・理学研究科, 助教 (50298741)
AKIYOSHI Hideharu  (独)国立環境研究所, 大気圏環境研究領域, 主任研究員 (10270589)
Project Period (FY) 2005 – 2008
Keywords太陽活動 / 大気大循環 / 光化学反応 / シミュレーション
Research Abstract

11年以下の多様な周期で変化する太陽活動が地球大気に与える影響について、観測データの解析と、太陽放射過程と化学反応を組み込んだ大気大循環モデルの開発、それによる数値実験を通して調べた。地表付近から高度約500km に及ぶ大気が、下層の対流圏、中層の成層圏、中間圏、高層の熱圏、電離圏といったそれぞれの領域ごとに、特有の特徴を持つ応答を示すことが明らかとなった。

  • Research Products

    (17 results)

All 2009 2008 2007 2006 2005

All Journal Article (10 results) (of which Peer Reviewed: 10 results) Presentation (6 results) Book (1 results)

  • [Journal Article] Coupled chemistry climate model simulations of the solar cycle in ozone and temperature2009

    • Author(s)
      Austin, J., K. Taurpali, E. Rozanov, H. Akiyoshi, 他19 名
    • Journal Title

      J. Geophys. Res. 113

      Pages: doi : 10.1029/2007JD009391

    • Peer Reviewed
  • [Journal Article] Gravity wave in the thermosphere simulated by a general circulation model2008

    • Author(s)
      Miyoshi, Y., and H. Fujiwara
    • Journal Title

      J. Geophys. Res. 113

      Pages: doi : 10.1029/2007JD008874

    • Peer Reviewed
  • [Journal Article] A precipitation seesaw mode between northeast Asia and Siberia in summer caused by Rossby waves over the Eurasian continent2008

    • Author(s)
      Iwao, K.,and M. Takahashi
    • Journal Title

      J. Climate. 21

      Pages: 2401-2419

    • Peer Reviewed
  • [Journal Article] Characteristics of atmospheric gravity wave activity in the polar regions revealed by GPS radio occultation data with CHAMP2008

    • Author(s)
      Hei, H, T. Tsuda and T. Hirooka
    • Journal Title

      J. Geophys Res. 113

      Pages: doi : 10.1029/2007JD008938

    • Peer Reviewed
  • [Journal Article] Predictability of stratospheric sudden warmings as inferred from ensemble forcast data : Intercomparison of 2001/02 and 2003/04 winters2007

    • Author(s)
      Hirooka, T., T. Ichimaru, and H. Mukougawa
    • Journal Title

      J. Meteor. Soc. Japan 85

      Pages: 919-925

    • Peer Reviewed
  • [Journal Article] Dynamical quantifications of ozone minihole formation in both hemispheres2006

    • Author(s)
      Iwao, K., and T. Hirooka
    • Journal Title

      J. Geophys. Res. 111

      Pages: doi : 10.1029/2005JD006333

    • Peer Reviewed
  • [Journal Article] Excitation mechanism of intraseasonal oscillation in the equatorial mesosphere and lower thermosphere2006

    • Author(s)
      Miyoshi, Y., and H. Fujiwara
    • Journal Title

      J. Geophys. Res. 111

      Pages: doi : 10.1029/2005JD006993

    • Peer Reviewed
  • [Journal Article] A three dimensional wave activeity flux applicable to inertio-gravity waves2006

    • Author(s)
      Miyahara, S.
    • Journal Title

      SOLA 2

      Pages: doi : 10.2151/sola.2006-028

    • Peer Reviewed
  • [Journal Article] Excitations of nonmigrating diurnal tides in the mesosphere and lower thermosphere simulated by the Kyushu-GCM2005

    • Author(s)
      Yoshikawa,Y., and S. Miyahara
    • Journal Title

      Adv. Space Res. 35

      Pages: 1918-1924

    • Peer Reviewed
  • [Journal Article] High sensitivity to the initial condition for the prediction of stratospheric sudden warming2005

    • Author(s)
      Mukougawa, H., H. Sakai and T. Hirooka
    • Journal Title

      Geophy. Res. Lett. 32

      Pages: doi : 10.1029/2005GL022909

    • Peer Reviewed
  • [Presentation] The stratospheric and tropospheric variability around the North Pole associated with the solar cycle and the QBO2008

    • Author(s)
      Yamashita, Y., H. Akiyoshi and M. Takahashi
    • Organizer
      SPARC 4th General Assembly
    • Place of Presentation
      Bologna, Italy
    • Year and Date
      2008-09-04
  • [Presentation] Upward propagation of atmospheric waves from the troposphere to the thermosphere and its impact on the general circulation in the thermosphere2008

    • Author(s)
      Miyoshi, Y., and H. Fujiwara
    • Organizer
      37th COSPAR Scientific Assembly
    • Place of Presentation
      Montreal, Canada
    • Year and Date
      2008-07-14
  • [Presentation] Planetary-scale ozone anomalies associated with atmospheric tides in the upper stratosphere and lower mesosphere2008

    • Author(s)
      Hirooka, T., M. Kitamura, K. Shibata and H. Akiyoshi
    • Organizer
      Quadrennial Ozone Symposium
    • Place of Presentation
      Tromso, Norwey
    • Year and Date
      2008-07-03
  • [Presentation] Tidal waves in the stratosphere and lower mesosphere as inferred from CCM simulations2007

    • Author(s)
      Kitamura, M., T. Hirooka, K. Shibata and H. Akiyoshi
    • Organizer
      International CAWSES Symposium
    • Place of Presentation
      Kyoto, Japan
    • Year and Date
      2007-10-24
  • [Presentation] Occurrence patterns of stratospheric sudden warming events in view of the stratospheretroposphere coupled system and their predictability2007

    • Author(s)
      T. Hirooka, T. Ichimaru and H. Mukougawa
    • Organizer
      WCRP Seasonal Predictability Workshop
    • Place of Presentation
      Barcelona, Spain
    • Year and Date
      2007-06-05
  • [Presentation] Day-to-day variations of the general circulation in the Thermosphere simulated by a general circulation model2006

    • Author(s)
      Miyoshi, Y., and H. Fujiwara
    • Organizer
      IAGA 10th Scientific Assembly
    • Place of Presentation
      Toulouse, France
    • Year and Date
      2006-07-28
  • [Book] Nonlinear Dynamics in Geosciences(Tsonis, A.A., and J.B. Elsner(edited))2007

    • Author(s)
      Mukougawa, H., T. Hirooka, T. Ichimaru, and Y. Kuroda
    • Total Pages
      221-233
    • Publisher
      Springer-Verlag

URL: 

Published: 2010-06-10   Modified: 2016-04-21  

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