1. School of Materials and Chemistry University of Shanghai for Science and Technology Shanghai 200093 China
2. State Key Laboratory of Molecular Engineering of Polymers Department of Macromolecular Science Fudan University Shanghai 200438 China
3. Henan Center for Outstanding Overseas Scientists College of Chemistry and Chemical Engineering Henan University Kaifeng Henan 475004 China
4. Laboratory of Organic Electronics Department of Science and Technology Linköping University 60174 Norrköping Sweden
5. Institute of Lasers and Biophotonics School of Biomedical Engineering Wenzhou Medical University Wenzhou Zhejiang 325035 China
6. Department of Physics and Astronomy Uppsala University 75120 Uppsala Sweden