1. Department of Industrial Chemistry “Toso Montanari”, Università di Bologna, Viale Risorgimento 4, Bologna 40136, Italy
2. Fritz-Haber-Institut der Max-Planck-Gesellschaft, Faradayweg 4-6, Berlin 14195, Germany
3. Helmholtz-Zentrum Berlin für Materialien und Energie GmbH, BESSY II, Albert-Einstein-Straße 15, Berlin 12489, Germany
4. Center for Chemical Catalysis − C3, Alma Mater Studiorum, Università di Bologna, Viale Risorgimento 4, Bologna 40136, Italy
5. Max Planck Institute for Chemical Energy Conversion, Heterogeneous Reactions, Stiftstrasse 34-36, Mülheim 45470 , Germany
6. ALBA Synchrotron Light Source, Cerdanyola del Valles , Barcelona 08290, Spain