1. Chemical Sciences Department, University of Naples Federico II, IT-80126 Naples, Italy
2. CeSMA─Centre of Meteorologic and Avanced Thecnology Services, University of Naples Federico II, corso N. Protopisani 70, 80146 Naples, Italy
3. Institute for Polymers, Composites, and Biomaterials, National Research Council, SS Napoli/Portici, Piazzale Enrico Fermi 1, 80055 Portici, Italy
4. Bracco SpA, via Caduti di Marcinelle, 13, 20134 Milano, Italy
5. Materias Srl, corso N. Protopisani 70, 80146 Naples, Italy