1. Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Hahn-Meitner-Platz 1, 14109 Berlin, Germany
2. Institute for Physics and Astronomy, University of Potsdam, Karl-Liebknecht-Straße 24−25, 14476 Potsdam-Golm, Germany
3. Clarendon Laboratory, University of Oxford, Parks Road, Oxford OX1 3PU, UK
4. Energy Materials In-situ Laboratory Berlin (EMIL), Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, 12489 Berlin, Germany
5. Electronic Engineering Department, The Chinese University of Hong Kong, Hong Kong 999077, SAR China
6. Department of Chemistry and Pharmacy, Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU), Egerland Street 3, 91058 Erlangen, Germany
7. Helmholtz Institute Erlangen-Nürnberg for Renewable Energy (HI ERN), Albert-Einstein-Street 15, 12489 Berlin, Germany
8. Department of Chemistry, Bielefeld University, Universitätsstraße 25, 33615 Bielefeld, Germany