1. Department of Materials Science and Engineering, CAS Key Laboratory of Materials for Energy Conversion, University of Science and Technology of China, Hefei 230026, People's Republic of China
2. Songshan Lake Materials Laboratory, Dongguan, Guangdong 523808, China
3. Beijing National Laboratory for Condensed Matter Physics and Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China
4. Synergetic Innovation Center of Quantum Information and Quantum Physics and Hefei National Laboratory for Physical Sciences at the Microscale, University of Science and Technology of China, Hefei 230026, People's Republic of China
5. Anhui Laboratory of Advanced Photon Science and Technology, University of Science and Technology of China, Hefei 230026, People's Republic of China