1. Hefei National Laboratory for Physical Sciences at the Microscale and Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China
2. CAS Center for Excellence in Quantum Information and Quantum Physics, University of Science and Technology of China, Hefei 230026, China
3. China Electronics Technology Group Corporation No. 44 Research Institute, Chongqing 400060, China
4. Chongqing Key Laboratory of Core Optoelectronic Devices for Quantum Communication, Chongqing 400060, China