1. Center of Materials and Nanotechnologies (CEMNAT), Faculty of Chemical Technology, University of Pardubice, Legions Square 565, 530 02 Pardubice, Czech Republic
2. Department of Physical Electronics, Herzen State Pedagogical University of Russia, 48 Moika Emb., St. Petersburg 191186, Russia
3. Institute of Applied Physics and Mathematics, Faculty of Chemical Technology, University of Pardubice, Studentska 95, Pardubice 53210, Czech Republic
4. Device Technology Research Institute, National Institute of Advanced Industrial Science and Technology, 1-1-1 Umezono, Tsukuba 305-8568, Ibaraki, Japan
5. Faculty of Science and Technology, Department of Electronics and Electrical Engineering, Keio University, 223-8522 3-14-1 Hiyoshi, Kohoku-ku, Yokohama, Kanagawa 223-8522, Japan
6. Department of Materials Science, Graduate School of Engineering, Tohoku University, 6-6-11, Aoba-yama, Aoba-ku, Sendai 980-8579, Japan
7. Department of Applied Chemistry, Graduate School of Advanced Science and Engineering, 1-4-1 Kagamiyama, Higashi-Hiroshima, Hiroshima 739-8527, Japan
8. CNR-IOM, TASC Laboratory, 34149 Basovizza, Trieste, Italy