1. Materials Research Centre, Faculty of Chemistry, Brno University of Technology, Purkynova 464/118, 612 00 Brno, Czech Republic
2. Institute of Scientific Instruments of the Czech Academy of Sciences, Kralovopolska, 147, 612 64 Brno, Czech Republic
3. Faculty of Mechanical Engineering, Brno University of Technology, Technicka 2896/2, 602 00 Brno, Czech Republic
4. Department of Materials and Engineering Metallurgy, Faculty of Mechanical Engineering, University of West Bohemia, Univerzitni 22, 301 00 Plzen, Czech Republic
5. PLASMAMETAL, Ltd., Tovarni 917/1e, 643 00 Brno, Czech Republic
6. Research Centre, University of Zilina, Univerzitna 8215/1, 010 26 Zilina, Slovakia