基金supported by the National Natural Science Foundation of China (Grant Nos. 40921063, 41004063, 41074109, 40890165, and 41174127)the National Important Basic Research Project (Grant No. 2011CB811405)+3 种基金the China Postdoctoral Science Foundation (Grant No. 20100470506)supported in part by the Specialized Research Fundthe Open Research Program of the State Key Laboratory of Space Weatherthe National Science Foundation of Unites States grant-ATM-0633418 to Miami University
