1. Faculty of Physics, Adam Mickiewicz University, 61-614 Poznań, Poland
2. Nanotechnology Research Center—NANOTAM, Bilkent University, 06800 Ankara, Turkey
3. Yokohama City University, Department of Nanosystem Science, Graduate School of Nanobioscience, Kanazawa Ku, 22-2 Seto, Yokohama, Kanagawa 2360027, Japan
4. TUBITAK Marmara Research Center, Materials Institute, 41470 Gebze, Kocaeli, Turkey