Joint responses of geosynchronous magnetic field and relativistic electrons to external changes in solar wind dynamic pressure and interplanetary magnetic field
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发表刊物:JOURNAL OF GEOPHYSICAL RESEARCH: SPACE PHYSICS
关键字:Solar wind changes,Relativistic electrons, Batation acceleration, Fermi acceleration
摘要:This paper studied statistically the joint responses of magnetic field and relativistic (>0.5 MeV) electrons at geosynchronous orbit to 201 interplanetary perturbations during 6 years from 2003 (solar maximum) to 2008 (solar minimum). The statistical results indicate that during geomagnetically quiet times (HSYM> 30 nT, and AE<200 nT), ~47.3% changes in the geosynchronous magnetic field and relativistic electron fluxes are caused by the combined actions of the enhancement of solar wind dynamic pressure (Pd) and the southward turning of interplanetary magnetic field (IMF) (ΔPd>0.4 nPa and IMF B
合写作者:J. B. Cao,J. Y. Yang,Y. X. Dong
第一作者:L. Y. Li
一级学科:地球物理学
文献类型:期刊
是否译文:否
发表时间:2013-04-05
收录刊物:SCI
发布期刊链接:
http://onlinelibrary.wiley.com/doi/10.1002/jgra.50201/abstract