1. School of Materials, Shenzhen Campus of Sun Yat-sen University, Shenzhen 518107, China
2. Center for High Pressure Science and Technology Advanced Research, Beijing 100094, P. R. China
3. CAS Center for Excellence in Deep Earth Science, Guangzhou Institute of Geochemistry, Chinese Academy of Sciences, Guangzhou, P. R. China
4. National Key Laboratory of Shock Wave and Detonation Physics, Institute of Fluid Physics, China Academy of Engineering Physics, Mianyang 621900, China