Temperature anisotropy in a shocked plasma: Mirror-mode instabilities in the heliosheath
文献类型:期刊论文
作者 | Liu, Y; Richardson, JD; Belcher, JW; Kasper, JC |
刊名 | ASTROPHYSICAL JOURNAL
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出版日期 | 2007 |
卷号 | 659期号:1页码:L65-L68 |
关键词 | instabilities shock waves solar wind |
ISSN号 | 0004-637X |
通讯作者 | Liu, Y (reprint author), MIT, Kavli Inst Astrophys & Space Res, Cambridge, MA 02139 USA. |
英文摘要 | We show that temperature anisotropies induced at a shock can account for interplanetary and planetary bow shock observations. Shocked plasma with enhanced plasma beta is preferentially unstable to the mirror-mode instability downstream of a quasi-perpendicular shock and to the fire-hose instability downstream of a quasi-parallel shock, consistent with magnetic fluctuations observed downstream of a large variety of shocks. Our theoretical analysis of the solar wind termination shock suggests that the magnetic holes observed by Voyager 1 in the heliosheath are produced by the mirror-mode instability. The results are also of astrophysical interest, providing an energy source for plasma heating. |
收录类别 | SCI |
语种 | 英语 |
源URL | [http://ir.nssc.ac.cn/handle/122/5172] ![]() |
专题 | 国家空间科学中心_空间科学部 |
推荐引用方式 GB/T 7714 | Liu, Y,Richardson, JD,Belcher, JW,et al. Temperature anisotropy in a shocked plasma: Mirror-mode instabilities in the heliosheath[J]. ASTROPHYSICAL JOURNAL,2007,659(1):L65-L68. |
APA | Liu, Y,Richardson, JD,Belcher, JW,&Kasper, JC.(2007).Temperature anisotropy in a shocked plasma: Mirror-mode instabilities in the heliosheath.ASTROPHYSICAL JOURNAL,659(1),L65-L68. |
MLA | Liu, Y,et al."Temperature anisotropy in a shocked plasma: Mirror-mode instabilities in the heliosheath".ASTROPHYSICAL JOURNAL 659.1(2007):L65-L68. |
入库方式: OAI收割
来源:国家空间科学中心
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