1. Institute Materials for Electronics and Energy Technology (i-MEET); Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU); 91058 Erlangen Germany
2. Institute for Physical Chemistry; Ruprecht-Karls-Universität Heidelberg; 69120 Heidelberg Germany
3. Zernike Institute for Advanced Materials; University of Groningen; Nijenborgh 4 9747AG Groningen The Netherlands
4. Bavarian Center for Applied Energy Research (ZAE Bayern); 91058 Erlangen Germany