1. Key Laboratory of Earth and Planetary Physics, Institute of Geology and GeophysicsChinese Academy of Sciences Beijing China
2. Innovation Academy for Earth ScienceCAS Beijing China
3. Beijing National Observatory of Space Environment, Institute of Geology and GeophysicsChinese Academy of Sciences Beijing China
4. College of Earth and Planetary SciencesUniversity of Chinese Academy of Sciences Beijing China
5. COSMIC Program OfficeUniversity Corporation for Atmospheric Research Boulder CO USA