1. Hefei National Laboratory for Physical Sciences at the Microscale, University of Science and Technology of China, Hefei, Anhui 230026
2. Institute of Energy, Hefei Comprehensive National Science Center, Hefei, Anhui 230031
3. Department of Physics, CAS Key Laboratory of Strongly-Coupled Quantum Matter Physics, International Center for Quantum Design of Functional Materials, University of Science and Technology of China, Hefei, Anhui 230026
4. National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei, Anhui 230029
5. Institute of Microscale Optoelectronics, Shenzhen University, Shenzhen, Guangdong 518060
6. Department of Physics and Astronomy, University of Pittsburgh, Pittsburgh, PA 15260
7. CAS Center for Excellence in Quantum Information and Quantum Physics, University of Science and Technology of China, Hefei, Anhui 230031