1. Institute of Physical Science and Information Technology Anhui University Hefei Anhui 230601 China
2. Department of Physics and Beijing Key Laboratory of Opto‐electronic Functional Materials & Micro‐nano Devices Renmin University of China Beijing 100872 China
3. Department of Physics and Key Laboratory of Strongly‐Coupled Quantum Matter Physics (CAS) University of Science and Technology of China Hefei Anhui 230026 China
4. School of Physics & Materials Science Anhui University Hefei Anhui 230601 China
5. School of Physics and Information Technology Shaanxi Normal University Xi'an 710062 China
6. Institute of Physics and Beijing National Laboratory for Condensed Matter Physics Chinese Academy of Sciences Beijing 100190 China
7. Collaborative Innovation Center of Advanced Microstructures Nanjing University Nanjing Jiangsu 210093 China