1. Dipartimento di Chimica, Università degli Studi di Perugia, via Elce di Sotto 8, I-06123 Perugia, Italy
2. Department of Chemistry, University of Antwerp, Universiteitsplein 1, B-2610 Wilrijk, Belgium
3. Istituto CNR di Scienze e Tecnologie Molecolari (CNR-ISTM), c/o Dipartimento di Chimica, Università degli Studi di Perugia, via Elce di Sotto 8, I-06123 Perugia, Italy
4. Department of Materials Science and Engineering, Delft University of Technology, Mekelweg 2, NL-2628CD Delft, The Netherlands
5. Centre de Recherche et de Restauration des Musées de France, CNRS UMR171, Palais du Louvre, Porte des Lions, 14 Quai François Mitterrand, F-75001 Paris, France
6. Van Gogh Museum, Paulus Potterstraat 7, 1070 AJ Amsterdam, The Netherlands
7. The Netherlands Cultural Heritage Agency (RCE), Movable Heritage Knowledge Sector, Hobbemastraat 22, 1071 ZC Amsterdam, The Netherlands
8. European Synchrotron Radiation Facility, Polygone Scientifique Louis Néel -6, rue Jules Horowitz - F-38000 Grenoble, France