Institute of Applied Physics and Computational Mathematics;
Beijing 100088;
People's Republic of China;
CAS Key Lab of Geospace Environment;
School of Earth and Space Sciences;
University of Science and Technology of China;
Hefei 230026;
People's Republic of China;
Key Laboratory of Earth and Planetary Physics;
Institute of Geology and Geophysics;
Chinese Academy of Sciences;
Beijing 100029;
People's Republic of China;
Key Laboratory of Polar Science;
Ministry of Natural Resources;
Shanghai 200020;
People's Republic of China;
MNR Key Laboratory for Polar Science;
Polar Research Institute of China;
Shanghai 200136;
People's Republic of China;