1. School of Materials Science and Engineering Beihang University Beijing 100191 P. R. China
2. Department of Physics Southern University of Science and Technology Shenzhen Guangdong 518055 P. R. China
3. Hunan Key Laboratory of Two‐Dimensional Materials School of Physics and Electronics Hunan University Changsha Hunan 410082 P. R. China
4. Beijing Key Laboratory for Magneto‐Photoelectrical Composite and Interface Science School of Mathematics and Physics University of Science and Technology Beijing Beijing 100083 P. R. China
5. Anhui Key Laboratory of Condensed Matter Physics at Extreme Conditions High Magnetic Field Laboratory Chinese Academy of Sciences Hefei Anhui 230031 P. R. China
6. State Key Laboratory for Chemo/Biosensing and Chemometrics College of Chemistry and Chemical Engineering Hunan University Changsha Hunan 419982 P. R. China