1. Guangxi Key Laboratory of Processing for Non-ferrous Metallic and Featured Materials
2. School of Resources, Environment and Materials
3. Guangxi University
4. Nanning 530004
5. China
6. Department of Chemistry
7. Tsinghua University
8. Beijing 100084
9. Department of Applied Physics
10. The Hong Kong Polytechnic University
11. Kowloon
12. Hong Kong SAR
13. School of Optical and Electronic Information
14. Huazhong University of Science and Technology
15. Wuhan 430074
16. College of Materials Science and Engineering
17. Guilin University of Technology
18. Guilin 541004