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Related papers: Tuning magnetic chirality by dipolar interactions

200 papers

Recent advances on the stabilization and manipulation of chiral magnetization configurations in systems consisting in alternating atomic layers of ferromagnetic and non-magnetic materials hold promise of innovation in spintronics…

We present an analytical theory to describe three-dimensional magnetic textures in perpendicularly magnetized magnetic multilayers that arise in the presence of magnetostatic interactions and the Dzyaloshinskii-Moriya interaction (DMI). We…

Materials Science · Physics 2018-09-06 Ivan Lemesh , Geoffrey S. D. Beach

A crystal structure that cannot be superposed on its mirror image by any combination of rotations and translations is classified as chiral. Such crystal structures have gained importance in recent years since they are prone to host…

Strongly Correlated Electrons · Physics 2020-08-26 A. Yaouanc , P. Dalmas de Reotier

The Dzyaloshinskii-Moriya interaction (DMI), which is the antisymmetric part of the exchange interaction between neighboring local spins, winds the spin manifold and can stabilize non-trivial topological spin textures. Since topology is a…

Materials Science · Physics 2025-12-30 Bradley J. Fugetta , Zhijie Chen , Dhritiman Bhattacharya , Kun Yue , Kai Liu , Amy Y. Liu , Gen Yin

Solitons are very promising for the design of next generation of ultralow power devices for storage and computation. The key ingredient to achieve this goal is the fundamental understanding of their stabilization and manipulation. Here, we…

Mesoscale and Nanoscale Physics · Physics 2016-08-24 G. Siracusano , R. Tomasello A. Giordano , V. Puliafito , B. Azzerboni , O. Ozatay , M. Carpentieri , G. Finocchio

A stable skyrmion, representing the smallest realizable magnetic texture, could be an ideal element for ultra-dense magnetic memories. Here, we review recent progress in the field of skyrmionics, which is concerned with studies of tiny…

Mesoscale and Nanoscale Physics · Physics 2018-10-01 Alexey A. Kovalev , Shane Sandhoefner

Ferromagnets crystallizing in structures described by chiral cubic space groups, including compounds with the B20 or $\beta$-Mn structures, are known to host long-period chiral spin textures such as skyrmion lattices. These spin textures…

Mesoscale and Nanoscale Physics · Physics 2020-02-26 Linus Kautzsch , Joshua D. Bocarsly , Claudia Felser , Stephen D. Wilson , Ram Seshadri

Domain walls in antiferromagnets under a spin-polarized current present dynamical behavior that is not observed in ferromagnets, and it is tunable by the current polarization. Precessional dynamics is obtained for perpendicular spin…

Materials Science · Physics 2026-02-02 George Theodorou , Stavros Komineas

Proposals for novel spin-orbitronic logic1 and memory devices2 are often predicated on assumptions as to how materials with large spin-orbit coupling interact with ferromagnets when in contact. Such interactions give rise to a host of novel…

Mesoscale and Nanoscale Physics · Physics 2015-08-05 Hans T. Nembach , Justin M. Shaw , Mathias Weiler , Emilie Jué , Thomas J. Silva

We study the continuum limit of two-dimensional chiral magnets in which Dzyaloshinskii-Moriya interaction (DMI) is due to the interplay between a smooth magnetic texture and spin-orbit coupling. The resulting free-energy density of the…

Mesoscale and Nanoscale Physics · Physics 2023-05-05 Doru Sticlet , Frédéric Piéchon

Electrons which are slowly moving through chiral magnetic textures can effectively be described as if they where influenced by electromagnetic fields emerging from the real-space topology. This adiabatic viewpoint has been very successful…

Materials Science · Physics 2018-10-23 Fabian R. Lux , Frank Freimuth , Stefan Blügel , Yuriy Mokrousov

We present a micromagnetic theory of compact magnetic skyrmions under applied magnetic field that accounts for the full dipolar energy and the interfacial Dzyaloshinskii-Moryia interaction (DMI) in the thin film regime. Asymptotic analysis…

Materials Science · Physics 2024-06-18 Anne Bernand-Mantel , Anaïs Fondet , Sarah Barnova , Theresa M. Simon , Cyrill B. Muratov

Realizing topological magnetism and its electric control are intensive topics in the spintronics due to their promising applications in information storage and logic technologies. Here we unveil that both can be achieved in the…

Materials Science · Physics 2021-01-04 Jinghua Liang , Qirui Cui , Hongxin Yang

We report a microscopic mechanism for stabilization of biskyrmions in nature by investigating a minimal classical spin lattice model with nearest neighbour ferromagnetic Heisenberg exchange and static chiral magnetic interaction on the…

Strongly Correlated Electrons · Physics 2024-05-31 Deepak S. Kathyat , Pinaki Sengupta

We show that the spin-orbit torque induced magnetization switching in nanomagnets presenting Dzyaloshinskii-Moriya (DMI) interaction is governed by a chiral domain nucleation at the edges. The nucleation is induced by the DMI and the…

Materials Science · Physics 2015-11-04 N. Mikuszeit , O. Boulle , I. M. Miron , K. Garello , P. Gambardella , G. Gaudin , L. D. Buda-Prejbeanu

We investigate the chiral magnetic order in free-standing planar 3$d$-5$d$ bi-atomic metallic chains (3$d$: Fe, Co; 5$d$: Ir, Pt, Au) using first-principles calculations based on density functional theory. We found that the antisymmetric…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Vikas Kashid , Timo Schena , Bernd Zimmermann , Yuriy Mokrousov , Stefan Blügel , Vaishali Shah , H. G. Salunke

We study the dynamical interplay between ferroelectricity and magnetism in a multiferroic with a helical magnetic order. We show that the dynamical exchange-striction induces a biquadratic interaction between the spins and transverse…

Strongly Correlated Electrons · Physics 2009-11-13 Chenglong Jia , Jamal Berakdar

Chiral magnets are of fundamental interest and have important technological ramifications. The origin of chiral magnets lies in the Dzyaloshinskii-Moriya interaction (DMI), an interaction whose experimental and theoretical determination is…

Materials Science · Physics 2020-02-19 Hongying Jia , Bernd Zimmermann , Gregor Michalicek , Gustav Bihlmayer , Stefan Blügel

We present a general approach for studying the dynamics of domain walls in biaxial ferromagnetic stripes with functionally graded Dzyaloshinskii-Moriya interaction (DMI). By engineering the spatial profile of the DMI parameter we propose…

Strongly Correlated Electrons · Physics 2020-06-24 Kostiantyn V. Yershov , Volodymyr P. Kravchuk , Denis D. Sheka , Jeroen van den Brink , Avadh Saxena

Magnetic skyrmions with topologically nontrivial spin textures form a variety of periodic structures depending on microscopic interactions and lattice symmetry. We theoretically investigate a transformation between triangular and square…

Strongly Correlated Electrons · Physics 2024-12-06 Satoru Hayami