1. Centre for Energy Research, Konkoly Thege Miklós út 29-33, H-1121 Budapest, Hungary
2. Doctoral School of Chemistry, Eötvös Loránd University, Pázmány Péter sétány 1/A, H-1117 Budapest, Hungary
3. Institute of Microelectronics and Technology, Óbuda University, Tavaszmezö u. 17, H-1084 Budapest, Hungary
4. Laboratory of Interfaces and Nanostructures, Eötvös Loránd University, Pázmány Péter sétány 1/A, H-1117 Budapest, Hungary