School of Physics;
Jilin University;
Changchun 130021;
College of Geoexploration Science and Technology;
Jifin University 130026;
Department of Earth;
Atmospheric;
and Planetary Sciences;
Massachusetts Institute of Technology;
Cambridge;
MA 02139;
USA;
Department of Astronautics and Mechanics;
Harbin Institute of Technology;
Harbin 150001;