1. Laboratory of Novel Magnetic Materials and Institute of Physics Mathematics and Informational Technologies, Immanuel Kant Baltic Federal University, Kaliningrad 236041, Russia
2. Amirkhanov Institute of Physics Daghestan Scientific Center, Russian Academy of Sciences, Makhachkala 367003, Russia
3. Laboratory “Metamaterials”, Saratov State University, Saratov 410012, Russia
4. Kotel’nikov Institute of Radioengineering and Electronics of RAS, Moscow 125009, Russia