1. Department of Chemistry “Giacomo Ciamician”; University of Bologna-Alma Mater Studiorum; Microchemistry and Microscopy Art Diagnostic Laboratory (M2ADL); Via Guaccimanni 42 48121 Ravenna Italy
2. Department of Chemistry “Giacomo Ciamician”; University of Bologna-Alma Mater Studiorum; Via Selmi 2 40126 Bologna Italy
3. Department of Chemistry; University of Torino; Via P. Giuria 7 10125 Torino Italy