R. Boll1,2,3,*, D. Anielski1,2,3, C. Bostedt4, J. D. Bozek4, L. Christensen5, R. Coffee4, S. De5,6, P. Decleva7, S. W. Epp1,2,8, B. Erk1,2,3, L. Foucar1,9, F. Krasniqi1,8,9, J. Küpper10,11,12, A. Rouzée13,14, B. Rudek1,2,3,15, A. Rudenko1,2,16, S. Schorb4, H. Stapelfeldt17, M. Stener7, S. Stern10,11, S. Techert3,18,19, S. Trippel10, M. J. J. Vrakking13,14, J. Ullrich1,2,15, and D. Rolles1,3,9,†
- 1Max Planck Advanced Study Group at CFEL, 22607 Hamburg, Germany
- 2Max Planck Institute for Nuclear Physics, 69117 Heidelberg, Germany
- 3Deutsches Elektronen Synchrotron (DESY), 22607 Hamburg, Germany
- 4SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA
- 5Department of Physics and Astronomy, Aarhus University, 8000 Aarhus C, Denmark
- 6Saha Institute of Nuclear Physics, 700064 Kolkata, India
- 7Dipartimento di Scienze Chimiche e Farmaceutiche, Università di Trieste, 34127 Trieste, Italy
- 8Max Planck Institute for Structural Dynamics, 22607 Hamburg, Germany
- 9Max Planck Institute for Medical Research, 69120 Heidelberg, Germany
- 10Center for Free-Electron Laser Science, DESY, 22607 Hamburg, Germany
- 11Department of Physics, University of Hamburg, 22761 Hamburg, Germany
- 12Center for Ultrafast Imaging, University of Hamburg, 22761 Hamburg, Germany
- 13Max-Born-Institut, 12489 Berlin, Germany
- 14FOM-Institute AMOLF, 1098 XG Amsterdam, The Netherlands
- 15Physikalisch-Technische Bundesanstalt (PTB), 38116 Braunschweig, Germany
- 16J.R. MacDonald Laboratory, Department of Physics, Kansas State University, Manhattan, Kansas 66506, USA
- 17Department of Chemistry, Aarhus University, 8000 Aarhus C, Denmark
- 18Max Planck Institute for Biophysical Chemistry, 37077 Göttingen, Germany
- 19Institute of X-ray Physics, 37077 Göttingen University, Germany
- *rebecca.boll@asg.mpg.de
- †daniel.rolles@desy.de