1. School of Physics and Optoelectronic Engineering, Shandong University of Technology, Zibo 255000, P. R. China
2. School of Physics, Interdisciplinary Center for Quantum Information, and State Key Lab of Silicon Materials, Zhejiang University, Hangzhou 310058, P. R. China
3. School of Science, Westlake University, Hangzhou 310064, P. R. China
4. Department of Applied Physics, Key Laboratory of Quantum Precision Measurement of Zhejiang Province, Zhejiang University of Technology, Hangzhou 310023, P. R. China
5. School of Physics and Hangzhou Key Laboratory of Quantum Matters, Hangzhou Normal University, Hangzhou 311121, P. R. China
6. School of Physical Science and Technology, Southwest Jiaotong University, Chengdu 610031, P. R. China
7. Collaborative Innovation Centre of Advanced Microstructures, Nanjing University, Nanjing 210093, P. R. China
8. College of Physics and Energy, Fujian Normal University, Fuzhou 350117, P. R. China