1. Department of Chemistry, Technical University of Denmark, DK-2800 Kongens Lyngby, Denmark
2. Chemical Physics and NanoLund, Lund University, Box 124, 22100 Lund, Sweden
3. Department of Energy Conversion and Storage, Technical University of Denmark, DK-2800 Kongens Lyngby, Denmark
4. European XFEL, Holzkoppel 4, 22869 Schenefeld, Germany