1. Faculty of Technology and Metallurgy Ss Cyril and Methodius University Rudjer Boskovic 16 Skopje 1000 North Macedonia
2. Faculty for Natural sciences and Mathematics Institute of Physics Ss Cyril and Methodius University Arhimedova 3 Skopje 1000 North Macedonia
3. Faculty of Electrical Engineering and information technologies Ss Cyril and Methodius University Rudjer Boskovic 16 Skopje 1000 North Macedonia
4. Department of Chemistry “Giacomo Ciamician” and INSTM UdR of Bologna University of Bologna Via Selmi, 2 Bologna 40126 Italy