1. Laboratory of Information Functional Materials and Devices
2. School of Science
3. Beijing University of Posts and Telecommunications
4. Beijing 100876
5. China
6. Department of Bioengineering
7. University of California, Los Angeles
8. Los Angeles
9. USA
10. Center for Optoelectronics Materials and Devices & Key Laboratory of Optical Field Manipulation of Zhejiang Province
11. Department of Physics
12. Zhejiang Sci-Tech University
13. Hangzhou 310018