Verification and development of the unified solar wind acceleration model
| Project/Area Number |
19540473
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| Research Category |
Grant-in-Aid for Scientific Research (C)
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| Allocation Type | Single-year Grants |
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| Section | 一般 |
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| Research Field |
Space and upper atmospheric physics
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| Research Institution | Nagoya University |
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Principal Investigator |
KOJIMA Masayoshi Nagoya University, 太陽地球環境研究所, 名誉教授 (70023687)
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| Co-Investigator(Kenkyū-buntansha) |
TOKUMAR Munetoshi 名古屋大学, 太陽地球環境研究所, 教授 (60273207)
FUJIKI Ken-ichi 名古屋大学, 太陽地球環境研究所, 助教 (20303597)
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| Project Period (FY) |
2007 – 2008
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| Project Status |
Completed (Fiscal Year 2008)
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| Budget Amount *help |
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥2,340,000 (Direct Cost: ¥1,800,000、Indirect Cost: ¥540,000)
Fiscal Year 2007: ¥2,210,000 (Direct Cost: ¥1,700,000、Indirect Cost: ¥510,000)
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| Keywords | 太陽風 / 加速機構 / 惑星間空間シンチレーション |
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| Research Abstract |
(1) 太陽から0.1 AUの距離においてはランダム速度の一因となる大きな波動が存在しない可能性がある.(2) 高速太陽風は0.1 AU以遠においても加速が継続している.(3) 加速効率を決定する磁場強度と流管拡大率の比は、コロナホール中で緯度と共に滑らかに変化し速度の緯度構造と似る.(4) 今太陽極小期の太陽極磁場は弱く、前サイクルに比べ高速太陽風の占める領域の比率が小さい。高緯度高速風領域の発達に極磁場強度の影響が考えられる。
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Report
(3 results)
Research Products
(48 results)
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[Journal Article] Solar wind and CME studies of the inner heliosphere using IPS data from STELAB, ORT and EISCAT2009
Author(s)
Bisi, M.M., B.V. Jackson, F.A. Fallows, G.D. Dorrian, P.K. Manoharan, J.M. Clover, P.P. Hick, A. Buffington, A. R. Breen, M. Tokumaru
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Journal Title
Advances in Geoscience (World Scientific Publishing Co., USA) Vol.3(in press)
Related Report
Peer Reviewed
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[Journal Article] Solar wind and CME studies of the inner heliosphere using IPS data from STELAB, ORT and EISCAT.2009
Author(s)
Bisi, M. M., B. V. Jackson, F. A. Fallows, G. D. Dorrian, P. K. Manoharan, J. M. Clover, P. P. Hick, A. Buffington, A. R. Breen, M. Tokumaru
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Journal Title
Advances in Geoscience (World Scientific Publishing Co., USA 3(in press)
Related Report
Peer Reviewed
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[Journal Article] Drift effects and the average features of cosmic ray density gradient in CIRs during successive two solar minimum periods.2009
Author(s)
Fushishita, A., Y. Okazaki, T. Narumi, C. Kato, S. Yasue, T. Kuwabara, J. W. Bieber, P. Evenson, M. R. Da Silva, A. Dal Lago, N. J. Schuch, M. Tokumaru, M. L. Duldig, J. E. Humble, I. Sabbah, J. Kota, K. Munakata
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Journal Title
Advances in Geoscience (World Scientific Publishing Co., USA) 3(in press)
Related Report
Peer Reviewed
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[Journal Article] What coronal parameters determine solar wind speed?2007
Author(s)
Kojima, M., M. Tokumaru, K. Fujiki, H. Itoh, T. Murakami, and K. Hakamada
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Journal Title
in "New Solar Physics with Solar-B Mission", ASP Conference Series, eds K. Shibata, S. Nagata, and T. Sakurai Vol.369
Pages: 549-555
Related Report
Peer Reviewed
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[Journal Article] What coronal parameters determine solar wind speed?2007
Author(s)
Kojima, M., M. Tokumaru, K. Fujiki, H. Itoh, T. Murakami, and K. Hakamada
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Journal Title
"New Solar Physics with Solar-B Mission", ASP Conference Series, eds K. Shibata, S. Nagata, and T. Sakurai 369
Pages: 549-555
Related Report
Peer Reviewed
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