1. Institute of Functional Crystals, and Tianjin Key Laboratory of Functional Crystal Materials, Tianjin University of Technology, Tianjin 300384, China
2. Physics and Electronic Engineering School, Jiangsu Second Normal University, Nanjing 210013, China
3. Laboratory of Display Materials and Photoelectric Device (Ministry of Education), and Laboratory for Photoelectric Materials and Devices & National Demonstration Center for Experimental Function Materials Education, Tianjin University of Technology, Tianjin 300384, China