Institution: | (1) Institute of Technical Sciences SASA, Knez Mihajlova 35/IV, 11000 Belgrade, Serbia;(2) Solid State Section, Physics Department, Aristotle University of Thessaloniki, 54124 Thessaloniki, Greece;(3) Institute for Multidisciplinary Research, Kneza Viseslava 1, 11000 Belgrade, Serbia;(4) Faculty of Electrical Engineering, University of Belgrade, Bulevar kralja Aleksandra 73, 11000 Belgrade, Serbia |