1. Ecole Polytechnique Fédérale de Lausanne (EPFL), Laboratoire de Spectroscopie Ultrarapide (LSU), ISIC and Lausanne Centre for Ultrafast Science (LACUS), CH-1015 Lausanne, Switzerland
2. SwissFEL, Paul-Scherrer-Institut (PSI), 5232 Villigen PSI, Switzerland
3. Univ Lyon, UJM-Saint-Etienne, CNRS, Graduate School Optics Institute, Laboratoire Hubert Curien, UMR 5516, Saint-Etienne F-42023, France
4. Department of Chemistry, University College London, 20 Gordon Street, London WC1H 0AJ, United Kingdom
5. 2Laboratory for Ultrafast X-ray and Electron Microscopy, Department of Physics, University of Pavia, Via Agostino Bassi 6, 27100 Pavia PV, Italy
6. SOLARIS National Synchrotron Radiation Centre, Jagiellonian University, 30-392 Kraków, Poland
7. European XFEL, Holzkoppel 4, D-22869 Schenefeld, Germany
8. Faculty of Physics, Adam Mickiewicz University, ul. Uniwersytetu Poznanskiego 2, 61-614 Poznan, Poland
9. Departamento de Química, Universidad Autónoma de Madrid, 28049 Madrid, Spain
10. IMDEA Nanociencia, Calle Faraday 9, 28049 Madrid, Spain