1. Institute of Materials for Electronics and Energy Technology (i‐MEET) Department of Materials Science and Engineering Friedrich‐Alexander‐Universität Erlangen‐Nürnberg Martensstrasse 7 91058 Erlangen Germany
2. International Laser Centre SCSTI Ilkovicova 3 Bratislava 841 04 Slovak Republic
3. Institute for Crystallography and Structural Physics Friedrich‐Alexander‐Universität Erlangen‐Nürnberg Staudtstrasse. 3 91058 Erlangen Germany
4. Helmholtz‐Institute Erlangen‐Nürnberg for Renewable Energy (HI ERN) Immerwahrstrasse 2 91058 Erlangen Germany
5. Chimie ParisTech PSL Research University CNRS Institut de Recherche de Chimie Paris (IRCP) UMR8247, 11 rue P. et M. Curie Paris F‐75005 France
6. State Key Laboratory of Electronic Thin Films and Integrated Devices University of Electronic Science and Technology of China Chengdu 610054 P. R. China
7. State Key Laboratory of Luminescent Materials and Devices Institute of Polymer Optoelectronic Materials and Devices School of Materials Science and Engineering South China University of Technology 381 Wushan Road Guangzhou 510640 P. R. China