1. College
of Science, Center of Advanced Functional Ceramics, Nanjing University of Posts and Telecommunications, Nanjing, Jiangsu 210023, China
2. College
of Electronic Science and Engineering, Nanjing University of Posts and Telecommunications, Nanjing, Jiangsu 210023, China
3. Department
of Physics, Hangzhou Normal University, Hangzhou 310036, China
4. Information
Construction and Management Office, Nanjing University of Posts and Telecommunications, Nanjing, Jiangsu 210023, China
5. Shanghai
Synchrotron Radiation Facility, Shanghai Institute of Applied Physics, Chinese Academy of Sciences, Shanghai 201204, China
6. Nanjing University (Suzhou) High-Tech Institute, Suzhou, 215123, China