1. Key Laboratory of Optoelectronic Devices and Systems of Ministry of Education and Guangdong Province, Shenzhen University, Shenzhen 518060, China
2. Faculty of Mathematics and Physics, Huaiyin Institute of Technology, Huaian 223003, China
3. School of Science, Tianjin University of Commerce, Tianjin 300134, China
4. Department of Chemical Engineering, Shandong University of Technology, Zibo 255000, China