Magnon-skyrmion scattering in chiral magnets

C Schütte, M Garst - Physical Review B, 2014 - APS
Chiral magnets support topological skyrmion textures due to the Dzyaloshinskii-Moriya spin-
orbit interaction. In the presence of a sufficiently large applied magnetic field, such …

Nonlocal chiral symmetry breaking in curvilinear magnetic shells

DD Sheka, OV Pylypovskyi, P Landeros… - Communications …, 2020 - nature.com
The concept of curvature and chirality in space and time are foundational for the
understanding of the organic life and formation of matter in the Universe. Chiral interactions …

Chiral magnonic edge states in ferromagnetic skyrmion crystals controlled by magnetic fields

SA Díaz, T Hirosawa, J Klinovaja, D Loss - Physical Review Research, 2020 - APS
Achieving control over magnon spin currents in insulating magnets, where dissipation due to
Joule heating is highly suppressed, is an active area of research that could lead to energy …

Origin of temperature and field dependence of magnetic skyrmion size in ultrathin nanodots

R Tomasello, KY Guslienko, M Ricci, A Giordano… - Physical Review B, 2018 - APS
Understanding the physical properties of magnetic skyrmions is important for fundamental
research with the aim to develop new spintronic device paradigms where both logic and …

Ultrafast spin dynamics and spintronics for ferrimagnets close to the spin compensation point

BA Ivanov - Low Temperature Physics, 2019 - pubs.aip.org
The possibilities of applying magnets with full or partial magnetic moment compensation in
various spin groups to improve the performance of magnetic electronic devices using spin …

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 …

Quantum dynamics of skyrmions in chiral magnets

C Psaroudaki, S Hoffman, J Klinovaja, D Loss - Physical Review X, 2017 - APS
We study the quantum propagation of a Skyrmion in chiral magnetic insulators by
generalizing the micromagnetic equations of motion to a finite-temperature path integral …

Spin eigenmodes of magnetic skyrmions and the problem of the effective skyrmion mass

VP Kravchuk, DD Sheka, UK Rößler, J van den Brink… - Physical Review B, 2018 - APS
The properties of magnon modes localized on a ferromagnetic skyrmion are studied. Mode
eigenfrequencies display three types of asymptotic behavior for large skyrmion radius R s …

Magnetic vortex dynamics

R Antos, YC Otani, J Shibata - Journal of the Physical Society of …, 2008 - journals.jps.jp
We review the recent theoretical and experimental achievements on dynamics of spin
vortices in patterned ferromagnetic elements. We first demonstrate the theoretical …

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 …