1. School of Physics and Optoelectronic Engineering, Anhui University, Hefei, Anhui 230601, China
2. CAS Key Laboratory of Strongly-Coupled Quantum Matter Physics, Department of Physics, University of Science and Technology of China, Hefei, Anhui 230026, China
3. CAS Center for Excellence in Quantum Information and Quantum Physics, Hefei, Anhui 230026, China
4. Collaborative Innovation Center of Advanced Microstructures, Nanjing University, Nanjing, Jiangsu 210093, China