Non‐adiabatic response of relativistic radiation belt electrons to GEM magnetic storms

Non‐adiabatic response of relativistic radiation belt electrons to GEM magnetic storms
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相对论辐射带电子对 GEM 磁暴的非绝热响应

DOI:
10.1029/2000gl011998
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发表时间:
2001
影响因子:
5.2
通讯作者:
G. Reeves
G. Reeves
中科院分区:
地球科学1区
文献类型:
--
作者:
K. L. McAdams;G. Reeves

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由于计算绝热通量响应的许多困难,完全绝热效应在相对论辐射带对磁暴的电子响应中的重要性没有得到很好的描述。利用Kim和Chan[1997a]的绝热通量模型和洛斯阿拉莫斯国家实验室地球同步卫星资料,我们检验了绝热和非绝热通量响应的相对时序。在宝石界确定的三个深入研究的风暴中,非绝热能化发生的时间早于绝热再能化数小时。在第一个恢复阶段,绝热能化只占通量增加的10-20%,如果有持续的活动,只有1%的通量增加。
The importance of fully adiabatic effects in the relativistic radiation belt electron response to magnetic storms is poorly characterized due to many difficulties in calculating adiabatic flux response. Using the adiabatic flux model of Kim and Chan [1997a] and Los Alamos National Laboratory geosynchronous satellite data, we examine the relative timing of the adiabatic and non‐adiabatic flux responses. In the three storms identified by the GEM community for in depth study, the non‐adiabatic energization occurs hours earlier than the adiabatic re‐energization. The adiabatic energization can account for only 10–20% of the flux increases in the first recovery stages, and only 1% of the flux increase if there is continuing activity.
DOI: 10.1029/97ja01814
发表时间: 1997-10-01
影响因子: 2.8
作者:
Kim, HJ;Chan, AA
通讯作者: Chan, AA