Antiferromagnetic half-skyrmions electrically generated and controlled at room temperature

OJ Amin, SF Poole, S Reimers, LX Barton… - Nature …, 2023 - nature.com
Topologically protected magnetic textures are promising candidates for information carriers
in future memory devices, as they can be efficiently propelled at very high velocities using …

Observation of magnetic vortex pairs at room temperature in a planar α-Fe2O3/Co heterostructure

FP Chmiel, N Waterfield Price, RD Johnson… - Nature Materials, 2018 - nature.com
Vortices, occurring whenever a flow field 'whirls' around a one-dimensional core, are among
the simplest topological structures, ubiquitous to many branches of physics. In the crystalline …

Magnetic fingerprints of sub- Fe dots

RK Dumas, CP Li, IV Roshchin, IK Schuller, K Liu - Physical Review B …, 2007 - APS
Sub-100 nm nanomagnets not only are technologically important, but also exhibit complex
magnetization reversal behaviors as their dimensions are comparable to typical magnetic …

Mesoscale magnetism

A Hoffmann, H Schultheiß - Current Opinion in Solid State and Materials …, 2015 - Elsevier
Magnetic interactions give rise to a surprising amount of complexity due to the fact that both
static and dynamic magnetic properties are governed by competing short-range exchange …

Direct observation of imprinted antiferromagnetic vortex states in CoO/Fe/Ag (001) discs

J Wu, D Carlton, JS Park, Y Meng, E Arenholz… - Nature Physics, 2011 - nature.com
In magnetic thin films, a magnetic vortex is a state in which the magnetization vector curls
around the centre of a confined structure. In a thin-film disc, vortex states are characterized …

Strain-induced shape anisotropy in antiferromagnetic structures

H Meer, O Gomonay, C Schmitt, R Ramos… - Physical Review B, 2022 - APS
We demonstrate how shape-dependent strain can be used to control antiferromagnetic
order in NiO/Pt thin films. For rectangular elements patterned along the easy and hard …

Vortex states à la carte

R Hertel - Nature nanotechnology, 2013 - nature.com
Vortex states à la carte | Nature Nanotechnology Skip to main content Thank you for visiting
nature.com. You are using a browser version with limited support for CSS. To obtain the best …

Traveling skyrmions in chiral antiferromagnets

S Komineas, N Papanicolaou - SciPost Physics, 2020 - scipost.org
Skyrmions in antiferromagnetic (AFM) materials with the Dzyaloshinskii-Moriya (DM)
interaction are expected to exist for essentially the same reasons as in DM ferromagnets …

Multilevel thermally assisted magnetoresistive random-access memory based on exchange-biased vortex configurations

CIL De Araujo, SG Alves, LD Buda-Prejbeanu… - Physical Review Applied, 2016 - APS
A concept of multilevel thermally assisted magnetoresistive random-access memory is
proposed and investigated by micromagnetic simulations. The storage cells are magnetic …

Transfer of magnetic anisotropy in epitaxial Co/NiO/Fe trilayers

M Szpytma, M Ślęzak, W Janus, H Nayyef, T Ślęzak… - Scientific Reports, 2024 - nature.com
The magnetic properties of Co (10 Å)/NiO (40 Å)/Fe trilayer epitaxially grown on W (110)
substrate were investigated with use of x-ray magnetic linear dichroism (XMLD) and x-ray …