1. School of Physics and Optoelectronic Engineering
2. Guangdong University of Technology
3. Guangzhou 510006
4. P. R. China
5. Liaoning Key Materials Laboratory for Railway
6. School of Materials Science and Engineering
7. Dalian Jiaotong University
8. Dalian 116028
9. School of Environmental Science and Engineering
10. Sun Yat-sen University
11. Key Laboratory of Solid-State Physics and Devices
12. School of Physical Science and Technology
13. Xinjiang University
14. Urumqi 830046
15. College of Forestry and Landscape Architecture
16. Key Laboratory of Energy Plants Resource and Utilization
17. Ministry of Agriculture
18. South China Agricultural University
19. Guangzhou 510642
20. National Key Laboratory of Science and Technology on Advanced Composites in Special Environments
21. Harbin Institute of Technology
22. Harbin 150080