1. Center for High Pressure Science and Technology Advanced Research (HPSTAR), Shanghai 201203, China
2. Wuhan
National Laboratory for Optoelectronics and School of Optical and
Electronic Information, Huazhong University of Science and Technology (HUST), Wuhan 430074, China
3. School
of Materials Science and Engineering, Key Laboratory of Advanced Ceramics
and Machining Technology of Ministry of Education, Tianjin University, Tianjin 300072, China
4. X-Ray
Science Division, Advanced Photon Source, Argonne National Laboratory, Argonne, Illinois 60439, United States
5. High
Pressure Synergetic Consortium (HPSynC), Geophysical Laboratory, Carnegie Institution of Washington, Argonne, Illinois 60439, United States