1. European XFEL Holzkoppel 4 22869 Schenefeld Germany
2. Department of Chemistry Technical University of Denmark Kongens Lyngby DK‐2800 Denmark
3. Wigner Research Centre for Physics P.O. Box 49 Budapest H‐1525 Hungary
4. XFEL Division Pohang Accelerator Laboratory Jigok‐ro 127‐80 Pohang 37673 Republic of Korea
5. Departamento de Química Universidad Autónoma de Madrid Madrid 28049 Spain
6. IMDEA‐Nanociencia Calle Faraday 9 Madrid 28049 Spain
7. Faculty of Physics Adam Mickiewicz University Poznan 61‐614 Poland
8. Chemical Physics and NanoLund Lund University Box 124 Lund 22100 Sweden
9. Center for Nanoscale Materials Argonne National Laboratory 9700 South Cass Avenue Lemont IL 60439 USA
10. European Synchrotron Radiation Facility 71 Avenue des Martyrs Grenoble 38000 France