1. Centre for Molecular Systems and Organic Devices (CMSOD) & 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 (NUPT) 9 Wenyuan Road Nanjing Jiangsu 210023 China
2. Shaanxi Institute of Flexible Electronics (SIFE), Northwestern Polytechnical University (NPU) 127 West Youyi Road Xi'an Shaanxi 710072 China