1. Songshan Lake Materials Laboratory Dongguan 523808 China
2. Beijing National Laboratory for Condensed Matter Physics Institute of Physics Chinese Academy of Sciences Beijing 100190 China
3. National Synchrotron Radiation Research Center Hsinchu 30076 Taiwan
4. Max-Planck Institute for Chemical Physics of Solids Nöthnitzer Straße 40 Dresden 01187 Germany
5. School of Materials Science and Engineering Nanjing University of Science and Technology Nanjing 210094 China
6. Department of Quantum Matter, ADSM Hiroshima University Higashi-Hiroshima 739-8530 Japan
7. Department of Electrophysics National Chiao Tung University Hsinchu 30076 Taiwan
8. World Research Hub Initiative, Institute of Innovative Research Tokyo Institute of Technology 4259 Nagatsuta, Midori Yokohama 226-8503 Japan
9. Institute of Solid State Chemistry University of Science and Technology Beijing Beijing 100083 China