1. State
Key Laboratory of Superhard Materials, Jilin University, Changchun 130012, China
2. High
Pressure Collaborative Access Team (HPCAT), Geophysical Laboratory, CIW, Argonne, Illinois 60439, United States
3. Department
of Chemistry, South University of Science and Technology of China, Shenzhen, Guangdong 518055, China
4. National
Key Laboratory of Shock Wave and Detonation Physics, Institute of
Fluid Physics, China Academy of Engineering Physics, Mianyang 621900, China