1. Institute of Materials for Electronics and Energy Technology (I-MEET); Friedrich-Alexander-University Erlangen-Nuremberg; Martensstraße 7 91058 Erlangen Germany
2. KAUST Solar Center (KSC); King Abdullah University of Science and Technology (KAUST); Thuwal 23955-6900 Saudi Arabia
3. Siemens Healthineers, Technology Center; Guenther-Scharowsky-Str. 1 91058 Erlangen Germany
4. Department of Chemistry and Centre for Plastic Electronics; Imperial College London; London SW7 2AZ UK
5. Bavarian Center for Applied Energy Research (ZAE Bayern); Haberstrasse 2a 91058 Erlangen Germany