1. National Synchrotron Radiation Laboratory, CAS Center for Excellence in Nanoscience, CAS Key Laboratory of Strongly coupled Quantum Matter Physics, University of Science and Technology of China, Hefei 230029, China
2. CAS Key Laboratory of Materials for Energy Conservation, Synergetic Innovation Centre of Quantum Information & Quantum Physics, CAS Center for Excellence in Nanoscience, and Department of Material Science and Engineering, University of Science and Technology of China, Hefei 230026, China
3. Hefei National Laboratory for Physical Sciences at the Microscale, University of Science and Technology of China, Hefei 230026, China
4. CAS Center for Excellence in Superconducting Electronics (CENSE), Shanghai 200050, China