1. Laboratory of Information Functional Materials and Devices
2. School of Science & State Key Laboratory of Information Photonics and Optical Communications
3. Beijing University of Posts and Telecommunications
4. Beijing 100876
5. China
6. Center of Materials Science and Optoelectronics Engineering
7. University of Chinese Academy of Sciences
8. Beijing 100049
9. The Engineering Research Center for Semiconductor Integrated Technology
10. Center for Optoelectronics Materials and Devices
11. Department of Physics
12. Zhejiang Sci-Tech University
13. Hangzhou 310018
14. Department of Electrical and Computer Engineering
15. Clarkson University
16. Potsdam
17. USA
18. College of Physics and Electronic Engineering
19. Chongqing Normal University
20. Chongqing 401331