1. Department of Chemistry, Biology and Biotechnology, University of Perugia, Via Elce di Sotto 8, 06123 Perugia, Italy
2. Department of Pharmaceutical Science, University of Perugia, 06123 Perugia, Italy
3. Department of Ingegneria dell’Informazione and Research Center E. Piaggio, University of Pisa, Largo Lucio Lazzarino 1, Pisa 56122, Italy
4. Dipartimento di Fisica e Geologia, Università degli Studi di Perugia, Via A. Pascoli, 06123 Perugia, Italy
5. Institute of Chemistry of OrganoMetallic Compounds-ICCOM, National Research Council-CNR, Via Madonna del Piano10, 50019 Sesto Fiorentino, Italy
6. CNR-IOM − Istituto Officina dei Materiali, National Research Council of Italy, Via Alessandro Pascoli, 06123 Perugia, Italy
7. Civil and Environmental Engineering Department and INSTM Research Unit, University of Perugia, Strada di Pentima 8, 05100 Terni, Italy