1. Key Laboratory for Organic Electronics and Information Displays (KLOEID), Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Jiangsu Key Laboratory for Biosensors, Institute of Advanced Materials (IAM), Nanjing University of Posts & Telecommunications (NUPT), Nanjing 210023, China
2. College of Electronic and Optical Engineering & College of Microelectronics, Nanjing University of Posts & Telecommunications (NUPT), Nanjing 210023, China
3. State Key Laboratory on Integrated Optoelectronics, College of Electronic Science and Engineering, Jilin University, Changchun 130012, P. R. China