Waves and wave-particle interactions in the magnetosphere: A review

Waves and wave-particle interactions in the magnetosphere: A review
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磁层中的波和波粒相互作用:综述

DOI:
10.1007/bf00172533
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发表时间:
1975
影响因子:
10.3
通讯作者:
R. Gendrin
R. Gendrin
中科院分区:
物理与天体物理2区
文献类型:
--
作者:
R. Gendrin

文献摘要

被引文献

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回顾了最近对电磁波和静电波的空间观测,并强调了它们在磁层粒子动力学中可发挥的作用。波粒相互作用(WPI)在exo和intra-plasmaspheric介质依赖于粒子注入的磁层电场的影响下的确切过程,并在冷等离子体粒子的空间分布,这两个方面的问题进行了一定程度的研究。对最佳冷等离子体密度、临界能量、极限通量、边缘稳定性、稳态平衡等概念进行了讨论。非线性方面-实验和理论-的WPI的审查和一个特殊的部分是专门用于积极的实验在空间。试图概述可在高纬度与国际监测系统航天器一起进行哪类实验,以便更好地了解涉及波和粒子的磁层过程。
Recent space observations of waves, both electromagnetic and electrostatic, are reviewed and the role which they can play in the dynamics of magnetospheric particles is stressed. Wave particle interactions (WPI) in the exo- and intra-plasmaspheric media depend on the exact process of particle injection under the influence of magnetospheric electric fields, and on the spatial distribution of the cold plasma particles; these two aspects of the problem are studied to some extent. The concepts of optimum cold plasma density, critical energy, limiting flux, marginal stability, steady-state equilibrium are critically discussed. The non-linear aspects — both experimental and theoretical — of WPI's are reviewed and a special section is devoted to active experiments in space. An attempt is made to outline which kind of experiments could be made at high-latitudes, in conjunction with IMS spacecrafts, in order to arrive at a better understanding of magnetospheric processes involving waves and particles.