Author(s):
1. Vojislav V. Mitić, Univeristy of Niš, Faculty of Electronic Engineering, Serbia
2. Sandra Veljkovic, Univeristy of Niš, Faculty of Electronic Engineering, Serbia
3. Goran Lazović, Serbia
4. Markus Mohr, Institute of Micro and Nanomaterials, Ulm University, Germany
5. Hans Jirgin Feht, Univerzitet Ulm, Odeljenje za materijale, Germany