1. State Key Laboratory of Superhard Materials, Jilin University, Changchun 130012, China
2. Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
3. Spallation Neutron Source Science Center, Dongguan 523803, China
4. Beijing Synchrotron Radiation Facility, Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China