1. Department of Electrical and Electronic Engineering
2. Southern University of Science and Technology
3. Shenzhen
4. P. R. China
5. School of Physics
6. Key Laboratory of Advanced Display and System Applications of Ministry of Education
7. Shanghai University
8. Shanghai 200072
9. Southeast University
10. Nanjing
11. State Key Laboratory of High Power Semiconductor Lasers
12. Changchun University of Science and Technology
13. School of Science
14. Changchun