1. Peter Grünberg Institute (PGI‐6) Jülich Research Center 52428 Jülich Germany
2. Dipartimento di Fisica Università degli Studi di Trieste Trieste 34127 Italy
3. Elettra‐Sincrotrone S.C.p.A Trieste 34149 Italy
4. TASC Laboratory CNR‐IOM Trieste 34149 Italy
5. Photon Science Division Paul Scherrer Institute (PSI) Villigen 5232 Switzerland
6. Department of Chemical Sciences University of Padova Padova 35131 Italy
7. Institute of Condensed Matter Chemistry and Technologies for Energy (ICMATE) CNR c/o Department of Chemical Sciences University of Padova Padova 35131 Italy
8. Faculty of Physics and Center for Nanointegration Duisburg‐Essen (CENIDE) University of Duisburg‐Essen 47048 Duisburg Germany
9. Department of Physics, Astronomy University of California Davis Davis CA 95616 USA