1. Chemical Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
2. Physics Department, Universität Hamburg and Center for Free-Electron Laser Science, 22761 Hamburg, Germany
3. Institute of Experimental Physics, TU Bergakademie Freiberg, 09599 Freiberg, Germany
4. Liquid Sunlight Alliance, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
5. Physics Department, Technische Universität München, 85748 Garching, Germany