1. Plasma Technologies, CEITEC - Central European Institute of Technology; Masaryk University; Kotlářská, 2 Brno 61137 Czech Republic
2. CEITEC - Central European Institute of Technology; Brno University of Technology; Technická 3058/10 616 00 Brno Czech Republic
3. Faculty of Science, Department of Physical Electronics; Masaryk University; Kotlářská 2 Brno 61137 Czech Republic