1. CAS Key Laboratory of Geospace Environment, Department of Geophysics and Planetary ScienceUniversity of Science and Technology of China Hefei China
2. Harbin Institute of Technology Shenzhen China
3. Space Research InstituteAustrian Academy of Sciences Graz Austria
4. Southwest Research Institute San Antonio TX USA
5. NASA, Goddard Space Flight Center Greenbelt MD USA
6. Department of Earth, Planetary and Space SciencesUniversity of California Los Angeles CA USA