1. CAS Key Laboratory of Geospace Environment, School of Earth and Space Sciences University of Science and Technology of China Hefei China
2. CAS Center for Excellence in Comparative Planetology Hefei China
3. Mengcheng National Geophysical Observatory University of Science and Technology of China Hefei China
4. Haystack Observatory MIT Westford MA USA
5. High Altitude Observatory National Center for Atmospheric Research Boulder CO USA