1. Department
of Chemical Sciences, University of Naples Federico II, Via Cintia
4, I-80126 Naples, Italy
2. School
of Engineering and Environmental Sciences, Upper Austria University of Applied Sciences, Stelzhamerstraße 23, 4600 Wels, Austria
3. Institute
for Polymers, Composites and Biomaterials (IPCB), National Research Council (CNR), Via Campi Flegrei 34, I-80078 Pozzuoli, Italy