Results 1 to 10 of about 14,934 (143)
Target-skyrmions and skyrmion clusters in nanowires of chiral magnets [PDF]
EPJ Web of Conferences, 2014 In bulk non-centrosymmetric magnets the chiral Dzyaloshinskii-Moriya exchange stabilizes tubular skyrmions with a reversed magnetization in their centers.
Leonov A. O. +2 more
doaj +5 more sources
Construction of optical spatiotemporal skyrmions [PDF]
Light: Science & ApplicationsThe creation and manipulation of photonic skyrmions provide a novel degree of freedom for light-matter interactions, optical communication and nanometrology.
Houan Teng +8 more
doaj +2 more sources
Mirroring Skyrmions in Synthetic Antiferromagnets via Modular Design
Nanomaterials, 2023 Skyrmions are promising for the next generation of spintronic devices, which involves the production and transfer of skyrmions. The creation of skyrmions can be realized by a magnetic field, electric field, or electric current while the controllable ...
Panluo Deng +3 more
doaj +1 more source
Advanced Science, 2023 Skyrmions are swirling spin textures with topological characters promising for future spintronic applications. Skyrmionic devices typically rely on the electrical manipulation of skyrmions with a circular shape.
Zhipeng Hou +10 more
doaj +1 more source
Bloch-type photonic skyrmions in optical chiral multilayers
Physical Review Research, 2021 Magnetic skyrmions are topological quasiparticles in magnetization. Recently, as one of their photonic counterparts, Néel-type photonic skyrmions were discovered in evanescent electromagnetic waves.
Qiang Zhang +4 more
doaj +1 more source
Dynamics and stability of skyrmions in a bent nano-beam
New Journal of Physics, 2022 Magnetic skyrmions are attracting much attention due to their nontrivial topology and high mobility to electric current. Nevertheless, suppression of the skyrmion Hall effect and maintaining high velocity of skyrmions with low energy cost are two major ...
Anruo Zhong +3 more
doaj +1 more source
Degeneracies and fluctuations of N\'e\`el skyrmions in confined geometries [PDF]
, 2015 The recent discovery of tunable Dzyaloshinskii-Moriya interactions in layered magnetic materials with perpendicular magnetic anisotropy makes them promising candidates for stabilization and manipulation of skyrmions at elevated temperatures.
Barkema, G. T. +6 more
core +9 more sources
Elliptical Bloch skyrmion chiral twins in an antiskyrmion system
Nature Communications, 2020 Skyrmions and anti-skyrmions often exist in distinct material systems. Here, the authors observe elliptical skyrmions and anti-skyrmions with opposite topological charges in one tetragonal Heusler compound Mn1.4Pt0.9Pd0.1Sn with D 2d symmetry.
Jagannath Jena +7 more
doaj +1 more source
npj Computational Materials, 2023 Magnetic skyrmions, which are topologically protected tiny spin textures, have emerged as information carriers in energy-efficient logic and memory devices.
Arnab Kabiraj, Santanu Mahapatra
doaj +1 more source
Clogging, diode and collective effects of skyrmions in funnel geometries
New Journal of Physics, 2022 Using a particle-based model, we examine the collective dynamics of skyrmions interacting with a funnel potential under dc driving as the skyrmion density and relative strength of the Magnus and damping terms are varied. For driving in the easy direction,
J C Bellizotti Souza +4 more
doaj +1 more source