1. Department of Chemistry; University of Bari “Aldo Moro,” Via Orabona 4; Bari 70126 Italy
2. c/o Department of Chemistry; Institute of Nanotechnology; National Research Council of Italy; University of Bari “Aldo Moro,” Via Orabona 4; Bari 70126 Italy
3. Department of Materials Science and Metallurgical Engineering; Biomaterials, Biomechanics and Tissue Engineering Group; Technical University of Catalonia; EEBE, Eduard Maristany 10-14; Barcelona 08019 Spain
4. RG Plasma Technologies; CEITEC-Central European Institute of Technology; Masaryk University, Purkyňova 123; Brno 612 00 Czech Republic
5. Faculty of Science; Department of Physical\Electronics; Masaryk University, Kotlářská 2; Brno 611 37 Czech Republic
6. Department of Biosciences, Biotechnologies and Biopharmaceutics; University of Bari “Aldo Moro,” Via Orabona 4; Bari 70126 Italy