ELECTRIC-FIELDS AND CONDUCTIVITY IN NIGHTTIME E-REGION - NEW "MAGNETOSPHERE-IONOSPHERE-ATMOSPHERE COUPLING EFFECT

被引:58
作者
BANKS, PM [1 ]
YASUHARA, F [1 ]
机构
[1] UTAH STATE UNIV,CTR ATMOSPHER & SPACE SCI,LOGAN,UT 84322
关键词
D O I
10.1029/GL005i012p01047
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
Calculations have been made of the effects of intense poleward‐directed electric fields upon the nighttime ionospheric E‐region. The results show the Pedersen and Hall conductivities are substantially changed, thereby decreasing the ionospheric electrical load seen by magnetospheric sources. It appears that relatively large electric fields can exist in the absence of accompanying large field‐aligned currents, as long as the underlying ionosphere remains in darkness and/or energetic particle precipitation is absent. © 1978 by the Chinese Geophysical Society
引用
收藏
页码:1047 / 1050
页数:4
相关论文
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