1. Faculty of Chemistry, Biology, Geography, West University of Timisoara, 4 Vasile Parvan Ave, 300223 Timisoara, Romania
2. Institute of Chemistry “Coriolan Dragulescu”, Mihai Viteazu Ave. 24, 300223 Timisoara, Romania
3. National Institute for Research and Development in Electrochemistry and Condensed Matter, Plautius Andronescu Street 1, 300224 Timisoara, Romania