1. Institute of New Energy Technology College of Information Science and Technology Jinan University Guangzhou 510632 China
2. College of Science Guangdong University of Petrochemical Technology Maoming 525000 China
3. College of Applied Physics and Materials Wuyi University Jiangmen 529000 China
4. State Key Laboratory of Luminescence and Applications Changchun Institute of Optics Fine Mechanics and Physics Chinese Academy of Sciences Changchun 130033 China