1. Department of Plasma Physics and Fusion Engineering, University of Science and Technology of China 1 , Hefei 230026, People’s Republic of China
2. CAS Key Laboratory of Geospace Environment, Chinese Academy of Sciences, University of Science and Technology of China 2 , Hefei 230026, People’s Republic of China
3. Collaborative Innovation Center of IFSA, Shanghai Jiao Tong University 3 , Shanghai 200240, People’s Republic of China
4. State Key Laboratory of Space Weather, National Space Science Center, Chinese Academy of Sciences 4 , Beijing 100190, People’s Republic of China