1. Laboratorium für Physikalische Chemie, ETH Zürich, 8093 Zürich, Switzerland
2. STFC, Daresbury Laboratory, Daresbury, Warrington, Cheshire WA4 4AD, United Kingdom
3. Institut des Sciences Moléculaires d’Orsay, UMR 8214, CNRS & Univ. Paris-Sud, F-91405 Orsay, France
4. Synchrotron Soleil, L’Orme des Merisiers, F-91192 Gif-sur-Yvette, France
5. Department of Chemistry, Texas A&M University, College Station, Texas 77843, USA
6. Argonne National Laboratory, Argonne, Illinois 60439, USA