1. Technical Institute of Physics and Chemistry, Chinese Academy of Sciences, Beijing 100190, China
2. University of Chinese Academy of Sciences, Beijing 100190, China
3. Institute of Engineering
Thermophysics, Chinese Academy of Sciences, Beijing 100190, China
4. Institute of Functional
Crystal Materials, Tianjin University of Technology, Tianjin 300384, China
5. Center of Materials Science and Optoelectronics Engineering, University of Chinese Academy of Sciences, Beijing 100049, China