1. State Key Laboratory of Geological Processes and Mineral Resources, China University of Geosciences, Wuhan, 430074, China
2. Department of Geological Sciences, University of Colorado, Boulder, Colorado 80309, U.S.A.
3. Department of Earth Sciences, Institute of Geology and Geophysics, Zhejiang University, Hangzhou, 310058, China
4. Physics Experiment Teaching Centers, University of Science and Technology of China, Hefei, 230026, China