1. Department of Electrical and Electronic Engineering Southern University of Science and Technology Shenzhen 518055 China
2. Light, nanomaterials, nanotechnologies (L2n) Université de Technologie de Troyes & CNRS ERL 7004 Troyes 10004 France
3. Harbin Institute of Technology Harbin 150001 China
4. State Key Laboratory of Applied Optics Changchun Institute of Optics, Fine Mechanics and Physics Chinese Academy of Sciences Changchun 130033 China
5. Department of Applied Materials and Optoelectronic Engineering National Chi Nan University NanTou 54561 Taiwan
6. Department of Materials Science and Engineering Southern University of Science and Technology Shenzhen 518055 China
7. Key Laboratory of Energy Conversion and Storage Technologies Southern University of Science and Technology, Ministry of Education Shenzhen 518055 China