1. Institute
for Methods and Instrumentation for Synchrotron Radiation Research, Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, Albert-Einstein-Strasse
15, 12489 Berlin, Germany
2. Institut
für Physik und Astronomie, Universität Potsdam, Karl-Liebknecht-Strasse
24/25, 14476 Potsdam, Germany
3. PULSE
Institute, SLAC National Accelerator Laboratory, Menlo Park, California 94025, United States
4. Department
of Chemistry, Ångström Laboratory, Uppsala University, 75120 Uppsala, Sweden
5. Department
of Physics, Stockholm University, AlbaNova University Centre, 10691 Stockholm, Sweden