1. Key Laboratory of Display Materials and Photoelectric Devices, Ministry of Education; Tianjin Key Laboratory of Photoelectric Materials and Devices; National Demonstration Center for Experimental Function Materials Education; School of Materials Science and Engineering, Tianjin University of Technology, Tianjin 300384, P. R. China
2. School of Chemistry & Chemical Engineering, Tianjin Key Laboratory of Organic Solar Cells and Photochemical Conversion, Tianjin 300384, P. R. China