1. Beijing Key Laboratory of Materials Utilization of Nonmetallic Minerals and Solid Wastes, National Laboratory of Mineral Materials, School of Materials Science and Technology; China University of Geosciences; Beijing 100083 People's Republic of China
2. State Key Laboratory of Earthquake Dynamics; Institute of Geology, China Earthquake Administration; Beijing 100029 People's Republic of China
3. Department of Physics and Materials Science; City University of Hong Kong, Tat Chee Avenue; Kowloon Hong Kong People's Republic of China