1. Nanotechnology Center, VŠB - Technical University of Ostrava, 17. Listopadu 15, 708 33 Ostrava–Poruba, Czech Republic
2. IT4Innovations, VŠB - Technical University of Ostrava, 17. Listopadu 15, 708 33 Ostrava–Poruba, Czech Republic
3. Institut d’Electronique, Microélectronique et Nanotechnologie, CNRS UMR 8520 Avenue Poincaré BP 60069, 59652 Villeneuve d’Ascq CEDEX, France