1. National Synchrotron Radiation Laboratory, University of Science and Technology of China, Hefei 230029, People’s Republic of China
2. College of Physics and Optoelectronic Engineering, Shenzhen University, Nanhai Avenue 3688, Shenzhen 518060, People’s Republic of China
3. Key Laboratory of Materials Physics, Institute of Solid State Physics, Chinese Academy of Sciences, P.O. Box 1129, Hefei 230031, People’s Republic of China
4. Key Laboratory of Strongly-coupled Quantum Matter Physics, Chinese Academy of Sciences, University of Science and Technology of China, Hefei 230026, People’s Republic of China
5. CAS Center for Excellence in Superconducting Electronics (CENSE), Shanghai 200050, People’s Republic of China