1. Institute of Space Science and TechnologyNanchang University Nanchang China
2. State Key Laboratory of Space Weather, National Space Science CenterChinese Academy of Sciences Beijing China
3. Department of Physics, School of ScienceNanchang University Nanchang China
4. Key Laboratory of Poyang Lake Environment and Resource Utilization, Ministry of Education, School of Resources Environmental & Chemical EngineeringNanchang University Nanchang China
5. School of Electronic InformationWuhan University Wuhan China
6. Swedish Institute of Space Physics Uppsala Sweden
7. Department of Earth, Planetary, and Space SciencesUniversity of California Los Angeles CA USA
8. Goddard Space Flight CenterNASA Greenbelt MD USA