1. “Coriolan Drăgulescu” Institute of Chemistry, Bv. Mihai Viteazu, No. 24, 300223 Timisoara, Romania
2. Biology-Chemistry Department, West University of Timisoara, Johann Heinrich Pestalozzi No. 16, 300115 Timisoara, Romania
3. Institute for Energy Security and Environmental Safety, Centre for Energy Research, Konkoly-Thege Miklós Út 29-33, 1121 Budapest, Hungary
4. Faculty of Engineering and Information Technology, University of Pécs, Boszorkány Street 2, 7624 Pécs, Hungary
5. Institute for Technical Physics and Material Science, Centre for Energy Research, Konkoly-Thege Út 29-33, 1121 Budapest, Hungary