1. CAS Key Laboratory of Geospace Environment, Department of Geophysics and Planetary Sciences University of Science and Technology of China Hefei China
2. Collaborative Innovation Center of Astronautical Science and Technology Harbin China
3. Physics Department Auburn University Auburn Alabama USA
4. Key Laboratory of Earth and Planetary Physics, Institute of Geology and Geophysics Chinese Academy of Sciences Beijing China
5. Institute of Space Science and Technology Nanchang University Nanchang China
6. Space Science Institute, School of Astronautics Beihang University Beijing China