1. Faculty of Industrial Chemistry and Environmental Engineering, Politehnica University Timisoara, 6 Vasile Parvan Blv, 300223 Timisoara, Romania
2. “Coriolan Dragulescu” Institute of Chemistry, 24 Mihai Viteazul Blv, 300223 Timisoara, Romania
3. National Institute of Research and Development for Electrochemistry and Condensed Matter, Dr. A. P. Podeanu 144, 300569, Timişoara, Romania
4. Department of Biology-Chemistry, Faculty of Chemistry, Biology, Geography, West University, 16 Pestalozzi Street, 300115 Timisoara, Romania