1. Key Laboratory of Flexible Electronics (KLOFE) & Institute of Advanced Materials (IAM), Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing Tech University (NanjingTech), 30 South Puzhu Road, Nanjing, China
2. Key Laboratory for Organic Electronics and Information Displays & Institute of Advanced Materials (IAM), Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing University of Posts & Telecommunications, 9 Wenyuan Road, Nanjing, China
3. Centre
for Plastic Electronics, Department of Physics, The Blackett Laboratory, Imperial College London, Prince Consort Road, London SW7 2AZ, U.K.
4. State
Key
Laboratory of Bioelectronics, School of Electronic Science and Medical
Engineering, Southeast University, Nanjing, China
5. Department of Engineering Science, University of Oxford, Parks Road, Oxford OX1 3PJ, U.K.
6. Departments
of Engineering Science and Physics and Division of Mathematical, Physical
and Life Sciences, University of Oxford, 9 Parks Road, Oxford OX1 3PD, U.K.