(2017-05-29) Rudysh, M.; Chrunik, M.; Majchrowski, A.; Kityk, I.; Piasecki, M.; Institute of Physics, Jan Długosz University, 13/15 Armii Krajowej Str., 42-201 Czestochowa, Poland; Faculty of Physics, Ivan Franko National University of Lviv, 8 Kyryla i Mefodia Str., Lviv, Ukraine; Institute of Applied Physics, Military University of Technology, 2 Kaliskiego Str.; -908 Warsaw, Poland; Institute of Electronic and Control System, Faculty of Electrical Engineering, Czestochowa University of; Technology, 17 Armii Krajowej Str., 42-200 Czestochowa, Poland
