supported by the National Natural Science Foundation of China (Grant Nos. 40890160, 40804030, 10878004, and 40974093);the National Basic Research Program of China ("973" Program) (Grant No. 2011CB811400, 2012CB957800);the National Hi-Tech Research and Development Program of China ("863" Program) (Grant No. 2010AA-122205);the Special Fund for Public Welfare Industry (Grant Nos. GYHY200806024 and GYHY200906013)
The statistical characteristics of the subauroral ion drift (SAID) in the ionosphere and the plasmaspheric trough evolution under different conditions of SAID were investigated in this paper, based on 566 SAID events ...