1. Department of Physics and Jiangsu Key Laboratory of Thin Films
2. Soochow University
3. Suzhou 215006, China
4. Department of Applied Physics
5. Hong Kong Polytechnic University
6. Hong Kong, China
7. State Key Laboratory of Electronic Thin Films and Integrated Devices
8. University of Electronics Science and Technology of China
9. Department of Physics
10. Beijing Normal University
11. Beijing, China
12. Key Laboratory of Theoretical and Computational Photochemistry
13. Ministry of Education, Beijing Normal University
14. China Satellite Maritime Tracking and Controlling Department
15. Jiangyin 214431, China