1. Institute of Materials for Electronics and Energy Technology (i-MEET), Friedrich-Alexander-Universität Erlangen-Nürnberg, Martensstraße 7, Erlangen 91058, Germany
2. Helmholtz Institute Erlangen-Nürnberg for Energy (HI ERN), Cauerstraße 1, Erlangen 91058, Germany
3. Helmholtz Zentrum Berlin GmbH, Hahn-Meitner-Platz 1, Berlin 14109, Germany
4. Institut für Physikalische und Theoretische Chemie, Universität Tübingen, Auf der Morgenstelle 18, Tübingen, Germany
5. Department of Materials Science and Metallurgy, University of Cambridge, 27 Charles Babbage Road, Cambridge CB3 0FS, UK
6. Institute of Polymer Optoelectronic Materials and Devices, Guangdong Basic Research Center of Excellence for Energy & Information Polymer Materials, State Key Laboratory of Luminescent Materials and Devices, South China University of Technology, Guangzhou 510640, China
7. College of Chemistry, Chemical Engineering and Materials Science, Soochow University, 215123, China