1. School of Physics
2. University of Electronic Science and Technology of China
3. Chengdu
4. P. R. China
5. Wuhan National Laboratory for Optoelectronics
6. Huazhong University of Science and Technology
7. Wuhan 430074
8. Shenzhen Key Laboratory of Advanced Thin Films and Applications
9. College of Physics and Energy
10. Shenzhen University
11. 518060 Shenzhen
12. China
13. Faculty of Engineering and Environment
14. Northumbria University
15. Newcastle Upon Tyne
16. UK
17. Key Laboratory of Micro-systems and Micro-structures Manufacturing of Ministry of Education
18. Harbin Institute of Technology
19. Harbin 150080
20. Felix-Bloch-Institut für Festkörperphysik
21. Universität Leipzig
22. 04103 Leipzig
23. Germany