1. School of Physics and Information Engineering
2. Guangdong University of Education
3. Guangzhou
4. China
5. Institute of Microscale Optoelectronics
6. Collaborative Innovation Centre for Optoelectronic Science & Technology
7. Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province
8. College of Physics and Optoelectronic Engineering
9. Shenzhen Key Laboratory of Micro-Nano Photonic Information Technology
10. Department of Applied Physics
11. School of Physics and Electronics
12. Hunan University
13. Changsha 410082