1. State Key Laboratory of Space Weather National Space Science Center Chinese Academy of Sciences Beijing China
2. Cooperative Institute of Research in Environmental Sciences & Department of Aerospace Engineering Sciences University of Colorado Boulder Boulder CO USA
3. School of Science Jiangsu University of Science and Technology Zhenjiang China
4. College of Physics and Optoelectronics Taiyuan University of Technology Taiyuan China
5. School of Physics Henan Normal University Xinxiang China