1. Department of Chemical, Physical, Mathematical and Natural Sciences, University of Sassari, Via Vienna 2, Sassari 07100, Italy
2. Laboratory of Materials Science and Nanotechnology (LMNT), Department of Biomedical Sciences, CR-INSTM, University of Sassari, Viale San Pietro 43/B, Sassari 07100, Italy
3. Porto Conte Ricerche, Strada Provinciale 55, Porto Conte Capo Caccia, km. 8,400, Alghero SS 07041, Italy
4. Department of Chemical Sciences, University of Padua, Via Marzolo 1, Padova 35131, Italy
5. Department of Chemistry, United Arab Emirates University, Al Ain 15551, United Arab Emirates