1. Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China
2. University of Chinese Academy of Sciences, Beijing 100049, China
3. Key Laboratory of Quantum Information, University of Science and Technology of China, Hefei 230026, China
4. Beijing National Laboratory for Molecular Sciences, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, China
5. Songshan Lake Materials Laboratory, Dongguan 523808, Guangdong, China