1. Department of Chemical Materials and Industrial Production Engineering (DICMaPI), University of Naples Federico II, 80125 Naples, Italy
2. Advanced Materials and Surfaces Fibers, Empa Swiss Federal Laboratories for Materials Science and Technology, CH-8600 Dubendorf, Switzerland
3. Laboratory for Advanced Fibers, Empa Swiss Federal Laboratories for Materials Science and Technology, Lerchenfeldstrasse 5, 9014 St. Gallen, Switzerland