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Information × Registration Number 0222U005386, 0121U111807 , R & D reports Title Spin excitations in magnetic nanoelements under reduction of magnetic state symmetry. popup.stage_title Head Kosohor Anna O., Доктор фізико-математичних наук Registration Date 29-12-2022 Organization Institute of Magnetism NAS of Ukraine and MES of Ukraine popup.description2 Multimode to effectively single-mode change of the microwave response of flat circular magnetic nanodots upon a tilt of external magnetic field at a certain critical angle to the dots normal is demonstrated experimentally; the nature of this change is explained by the phenomenon of merging (approximate degeneracy) of many modes during the transition of spin-wave dispersion from forward-like to backward-like. Selection rules of efficiency of degenerate three-magnon processes in thin elliptical magnetic nanodots under violation of static configuration symmetry are established; a method to control nonlinear damping caused by three-magnon processes is proposed. Product Description popup.authors Borynskiy Vladyslav Verba Roman V. Kosohor Anna О. Kharlan Yulia I. popup.nrat_date 2022-12-29 Close