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Related papers: Magnetic domain wall Skyrmions

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In this work, dynamics of chiral domain walls in long and narrow magnetic heterostructures based on non-centrosymmetric chiral magnets with bulk Dzyaloshinskii-Moriya interactions (DMI) and perpendicular magnetic anisotropy is…

Mesoscale and Nanoscale Physics · Physics 2022-02-02 Mei Li , Bin Xi , Jie Lu , Yongjun Liu

In magnetic multilayer systems, a large spin-orbit coupling at the interface between heavy metals and ferromagnets can lead to intriguing phenomena such as the perpendicular magnetic anisotropy, the spin Hall effect, the Rashba effect, and…

We study theoretically domain wall (DW) magnons-elementary collective excitations of magnetic DWs -- in easy-axis layered van der Waals (vdW) antiferromagnets, where they behave as normal modes of coupled spin superfluids. We uncover that,…

Mesoscale and Nanoscale Physics · Physics 2022-05-02 Mohammad Mushfiqur Rahman , Avinash Rustagi , Yaroslav Tserkovnyak , Pramey Upadhyaya

Realizing sizeable Dzyaloshinskii-Moriya interaction (DMI) in intrinsic two-dimensional (2D) magnets without any manipulation will greatly enrich potential application of spintronics devices. The simplest and most desirable situation should…

Materials Science · Physics 2022-09-26 Yonglong Ga , Qirui Cui , Jinghua Liang , Dongxing Yu , Yingmei Zhu , Liming Wang , Hongxin Yang

In chiral magnetic materials, numerous intriguing phenomena such as built in chiral magnetic domain walls (DWs) and skyrmions are generated by the Dzyaloshinskii Moriya interaction (DMI). The DMI also results in asymmetric DW speed under in…

The formation of a skyrmion crystal and its phase transition are studied taking into account the Dzyaloshinskii-Moriya (DM) interaction at the interface between a ferroelectric layer and a magnetic layer in a superlattice. The frustration…

Materials Science · Physics 2020-01-01 Ildus F. Sharafullin , H. T. Diep

Domain wall bimerons (DWBMs) are nanoscale spin textures residing within the magnetic domain walls of in-plane magnets. In this study, we employ both numerical and analytical methods to explore the stabilization of N\'eel-type domain wall…

Mesoscale and Nanoscale Physics · Physics 2025-11-06 Jiwen Chen , Laichuan Shen , Hongyu An , Xichao Zhang , Hua Zhang , Haifeng Du , Xiaoguang Li , Yan Zhou

Recent observations of topological spin textures brought spintronics one step closer to new magnetic memories. Nevertheless, the existence of Skyrmions, as well as their stabilization, require very specific intrinsic magnetic properties…

Mesoscale and Nanoscale Physics · Physics 2017-04-19 E. A. Stepanov , C. Dutreix , M. I. Katsnelson

The current driven motion of skyrmions in MnSi and FeGe thinned single crystals could be initiated at current densities of the order of $10^6$ A/m, five orders of magnitude smaller than for magnetic domain walls. The technologically crucial…

Materials Science · Physics 2016-09-07 Mirko Baćani , Miguel A. Marioni , Johannes Schwenk , Hans J. Hug

The presence of interfacial Dzyaloshinskii-Moriya interaction (DMI) may lead to the appearance of N\'eel skyrmions in ferromagnetic films. These topologically protected structures, whose diameter is as small as a few nanometers, can be…

Mesoscale and Nanoscale Physics · Physics 2022-03-23 Mattia Bassotti , Raffaele Silvani , Giovanni Carlotti

Interaction of two skyrmions stabilized by the ferromagnetic exchange, Dzyaloshinskii-Moriya interaction (DMI), and external magnetic field has been studied numerically on a 2D lattice of size large compared to the separation, $d$, between…

Mesoscale and Nanoscale Physics · Physics 2025-02-17 Daniel Capic , D. A. Garanin , E. M. Chudnovsky

In recent years, the interplay between quantum magnetism and topology has attracted growing interest, both for its fundamental importance and its technological potential. Topological magnons, quantized spin excitations with nontrivial band…

Mesoscale and Nanoscale Physics · Physics 2026-02-10 Weicen Dong , Haoxin Wang , Matteo Baggioli , Yi Liu

The interfacial Dzyaloshinskii-Moriya interaction (DMI) is of great interest as it can stabilize chiral spin structures in thin films. Experiments verifying the orientation of the interfacial DMI vector remain rare, in part due to the…

Chiral magnetic textures in ultrathin perpendicularly magnetised multilayer film stacks with an interfacial Dzyaloshinskii-Moriya interaction have been the focus of much research recently. The chirality associated with the broken inversion…

Materials Science · Physics 2020-01-01 K. Fallon , S. McVitie , W. Legrand , F. Ajejas , D. Maccariello , S. Collin , V. Cros , N. Reyren

Magnetic skyrmions are topologically protected spin structures that naturally emerge in magnetic materials. While a vast amount of effort has gone into the study of their properties, their counterpart of opposite topological charge, the…

Strongly Correlated Electrons · Physics 2021-10-01 Juan C. Criado , Peter D. Hatton , Sebastian Schenk , Michael Spannowsky , Luke A. Turnbull

We investigate the possible emergence of topological Hall effect (THE) in a driven magnetic DW. Numerical simulation based on the Landau-Lifshitz-Gilbert-Slonczewski (LLGS) equation shows that the emergent magnetic flux appears when the DW…

Mesoscale and Nanoscale Physics · Physics 2019-07-09 Kab-Jin Kim , Masahito Mochizuki , Teruo Ono

Chiral magnetism, wherein there is a preferred sense of rotation of the magnetization, has become a key aspect for future spintronic applications. It determines the chiral nature of magnetic textures, such as skyrmions, domain walls or spin…

We study the magnetic interactions in atomic layers of Fe and 5d transition-metals such as Os, Ir, and Pt on the (001) surface of Rh using first-principles calculations based on density functional theory. For both stackings of the 5d-Fe…

Materials Science · Physics 2017-10-11 Sebastian Meyer , Bertrand Dupé , Paolo Ferriani , Stefan Heinze

Magnonic waveguide based on domain wall (DW) is considered as a crucial breakthrough toward the realization of magnonic nanocircuits. However, the effective control of spin waves propagating in DWs remains to be explored. Here, we construct…

Mesoscale and Nanoscale Physics · Physics 2026-01-07 Zhenyu Wang , Xingen Zheng , Zhixiong Li , Zhizhi Zhang , Xiansi Wang

We investigate the effect of inhomogeneous Dzyaloshinskii-Moriya interaction (DMI) on antiferromagnetic spin-wave propagation theoretically and numerically. We find that antiferromagnetic spin waves can be amplified at a boundary where the…

Materials Science · Physics 2020-02-26 Seung-Jae Lee , Dong-Kyu Lee , Kyung-Jin Lee