1. CAS Center for Excellence in Superconducting Electronics (CENSE), State Key Laboratory of Functional Material for Informatics, Shanghai Institute of Microsystem and Information Technology (SIMIT), Chinese Academy of Sciences (CAS), Shanghai 200050, China
2. University of the Chinese Academy of Sciences, Beijing 100049, China
3. Department of Physics and State Key Laboratory of Surface Physics, Fudan University, Shanghai 200438 China
4. School of Physical Science and Technology, Shanghai Tech University, Shanghai 200031, China