1. The State Key Laboratory of Refractories and Metallurgy
2. Institute of Advanced Materials and Nanotechnology
3. Wuhan University of Science and Technology
4. Wuhan 430081
5. China
6. Wuhan National Laboratory for Optoelectronics (WNLO)
7. School of Optical and Electronic Information
8. Huazhong University of Science and Technology
9. Wuhan 430074
10. Department of Physics
11. Department of Materials Science and Engineering
12. City University of Hong Kong
13. Kowloon