1. Joint Educational and Scientific Laboratory of the Physics of Magnetic Films, G.V. Kurdyumov Institute for Metal Physics of the NAS of Ukraine and Vasyl Stefanyk Preсarpathian National University of the MES of Ukraine, Vasyl Stefanyk Preсarpathian National University, Ivano-Frankivsk, Ukraine
2. Department of Solid State Chemistry, V.I. Vernadsky Institute of General and Inorganic Chemistry, National Academy of Sciences of Ukraine, Kyiv, Ukraine
3. Physics and Technology Department, Vasyl Stefanyk Preсarpathian National University, Ivano-Frankivsk, Ukraine
4. Department of Physics, Kamianets-Podіlskyi National Ivan Ohiienko University, Kamianets-Podilskyi, Ukraine
5. Ivano-Frankivsk National Medical University, Ivano-Frankivsk, Ukraine