1. Department of Mining-Metallurgy Engineering and Materials Science, POLYMAT; University of the Basque Country (UPV/EHU), School of Engineering; Alameda de Urquijo s/n. 48013 Bilbao Spain
2. Department of Polymer Science and Technology; Institute of Polymer Materials; UPV/EHU, M. de Lardizabal, 3 20018 Donostia Spain
3. Department of Mechanical Engineering and Biomedical Engineering Network of Excellence for Functional Biomaterials; National University of Ireland; Galway Ireland