1. Joint Research Laboratory for Dynamics of Electronic Processes in Hybrid Structures, G. V. Kurdyumov Institute for Metal Physics, National Academy of Sciences of Ukraine, Kyiv, Ukraine
2. Faculty of Physics and Technology, Vasyl’ Stus Donetsk National University, Vinnytsia, Ukraine
3. Department of Theory of Dynamic Properties of Complex Systems, O. O. Galkin Donetsk Institute for Physics and Engineering, National Academy of Sciences of Ukraine, Kyiv, Ukraine