1. Dipartimento di Ingegneria Meccanica e Aerospaziale, Sapienza Università di Roma, 00184 Rome, Italy
2. Centre for Cooperative Research on Alternative Energies (CIC energiGUNE), Basque Research and Technology Alliance (BRTA), 01510 Álava, Spain
3. International Iberian Nanotechnology Laboratory, 4715-330 Braga, Portugal
4. SPIN-LAB Centre for microscopic research on matter, University of Silesia in Katowice, 75 Pułku Piechoty 1A St., bldg J, 41-500 Chorzów, Poland
5. Institute of Chemistry, University of Silesia in Katowice, Szkolna 9, 40-006 Katowice, Poland
6. Dipartimento di Scienze chimiche, farmaceutiche ed agrarie, Università degli Studi di Ferrara, 44121 Ferrara, Italy