1. Solar Factory of the Future (SFF) Bavarian Center for Applied Energy Research (ZAE Bayern) Fürther Straße 250 Nürnberg D‐90429 Germany
2. Institute of Materials for Electronics and Energy Technology (i‐MEET) Friedrich‐Alexander University Erlangen‐Nürnberg (FAU) Martensstraße 7 Erlangen D‐91058 Germany
3. Helmholtz Institute Erlangen‐Nürnberg for Renewable Energy (HI ERN) Forschungszentrum Jülich GmbH (FZJ) Immerwahrstraße 2 Erlangen D‐91058 Germany