Magnetic skyrmion dynamics in thin cylindrical dots

ZV Gareeva, KY Guslienko - physica status solidi (RRL)–Rapid …, 2016 - Wiley Online Library
We calculate high‐frequency spin excitations of the skyrmion ground state cylindrical
magnetic dots. The skyrmion is assumed to be stabilized at room temperature due to …

Magnetic skyrmion low frequency dynamics in thin circular dots

KY Guslienko, ZV Gareeva - Journal of Magnetism and Magnetic Materials, 2017 - Elsevier
We calculate low-frequency gyrotropic excitation modes of the skyrmion state thin cylindrical
magnetic dots. The skyrmion is assumed to be stabilized at room temperature and zero …

Gyrotropic skyrmion modes in ultrathin magnetic circular dots

KY Guslienko, ZV Gareeva - IEEE Magnetics Letters, 2016 - ieeexplore.ieee.org
We calculate gyrotropic excitation modes of the skyrmion ground state in ultrathin cylindrical
magnetic dots. The skyrmion is assumed to be stabilized at room temperature and zero …

Collective magnetic skyrmion gyrotropic modes in a dot chain

ZV Gareeva, KY Guslienko - Journal of Physics Communications, 2018 - iopscience.iop.org
We investigate the collective gyrotropic modes in a linear chain of ferromagnetic nanodots in
a skyrmion magnetization state. Individual skyrmions in the dots (with thickness about of 1 …

Field-tuned spin excitation spectrum of kπ skyrmion

C Song, Y Ma, C Jin, J Wang, H Xia… - New Journal of …, 2019 - iopscience.iop.org
We study spin wave excitation modes of kπ skyrmion (k= 1, 2, 3) in a magnetic nanodot
under an external magnetic field along the z direction using micromagnetic simulations …

The emergence of kπ skyrmions and their spin wave modes in a ferromagnetic disk

H Vigo-Cotrina, DL Monteiro, JPV Urruchua… - Journal of Magnetism …, 2022 - Elsevier
Using micromagnetic simulations, we show that varying the perpendicular anisotropy
constant K z and the Dzyaloshinskii–Moriya exchange constant D int one can stabilize k π …

Creating skyrmions and skyrmioniums using oscillating perpendicular magnetic fields

H Vigo-Cotrina, AP Guimarães - Journal of Magnetism and Magnetic …, 2020 - Elsevier
Magnetic skyrmions and skyrmioniums are exotic magnetic configurations that have several
potential applications in Spintronics. In this work, using micromagnetic simulations, we show …

Skyrmion ground state and gyration of skyrmions in magnetic nanodisks without the Dzyaloshinsky-Moriya interaction

YY Dai, H Wang, P Tao, T Yang, WJ Ren… - Physical Review B …, 2013 - APS
We show by micromagnetic simulations that a spontaneous skyrmion ground state can exist
in Co/Ru/Co nanodisks without the Dzyaloshinsky-Moriya interaction, which can remain …

Spin excitation spectrum in a magnetic nanodot with continuous transitions between the vortex, Bloch-type skyrmion, and Néel-type skyrmion states

M Mruczkiewicz, M Krawczyk, KY Guslienko - Physical Review B, 2017 - APS
We study spin-wave excitations in a circular ferromagnetic nanodot in different
inhomogeneous, topologically nontrivial magnetization states, specifically, vortex and …

[HTML][HTML] Distinct magnetic field dependence of Néel skyrmion sizes in ultrathin nanodots

F Tejo, A Riveros, J Escrig, KY Guslienko… - Scientific reports, 2018 - nature.com
We investigate the dependence of the Néel skyrmion size and stability on perpendicular
magnetic field in ultrathin circular magnetic dots with out-of-plane anisotropy and interfacial …