1. Department of Materials Physics and Chemistry
2. School of Materials Science and Engineering
3. Beijing Institute of Technology
4. Beijing 100081
5. People's Republic of China
6. Key Laboratory of Structure and Functional Regulation of Hybrid Materials of Ministry of Education
7. Institutes of Physical Science and Information Technology
8. Anhui University
9. Hefei 230601
10. Beijing Key Laboratory of Nanophotonics and Ultrafine Optoelectronic Systems
11. School of Physics