MAGNETOSPHERICALLY REFLECTED WHISTLERS AS A SOURCE OF PLASMASPHERIC HISS

被引:85
作者
DRAGANOV, AB
INAN, US
SONWALKAR, VS
BELL, TF
机构
[1] Telecommunications and Radioscience Laboratory, Stanford University, Stanford, California
关键词
D O I
10.1029/91GL03167
中图分类号
P [天文学、地球科学];
学科分类号
07 ;
摘要
Ray-tracing simulations and estimates of whistler wave damping show that magnetospherically reflected whistlers can persist for approximately 10(2) s in a low frequency band (f approximately 1 kHz). The combined contribution from whistler rays produced by a single lightning flash but entering the magnetosphere at different points form a continuous hiss-like signal, as observed at a fixed point. Estimates indicate that the total whistler wave energy input into the magnetosphere from lightning discharges may maintain experimentally observed levels of magnetospheric hiss.
引用
收藏
页码:233 / 236
页数:4
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