1. Institute of Materials for Electronics and Energy Technology (i-MEET)
2. Friedrich-Alexander-University Erlangen-Nuremberg
3. 91058 Erlangen
4. Germany
5. Erlangen Graduate School in Advanced Optical Technologies (SAOT)
6. State Key Laboratory of Luminescent Materials and Devices (SKLLMD)
7. Institute of Polymer Optoelectronic Materials and Devices
8. South China University of Technology (SCUT)
9. 510640 Guangzhou
10. China
11. Center for Nanoanalysis and Electron Microscopy (CENEM)
12. BASF Schweiz AG
13. CH-4002 Basel
14. Switzerland
15. 91058 Germany
16. Bavarian Center for Applied Energy Research (ZAE Bayern)