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Related papers: Current driven magnetization dynamics in ferromagn…

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Current driven domain wall motion in curved Heavy Metal/Ferrimagnetic/Oxide multilayer strips is investigated using systematic micromagnetic simulations which account for spin-orbit coupling phenomena. Domain wall velocity and…

Materials Science · Physics 2024-01-25 David Osuna Ruiz , Óscar Alejos , Víctor Raposo , Eduardo Martínez

We theoretically study the dynamics of ferrimagnetic domain walls in the presence of Dzyaloshinskii-Moriya interaction. We find that an application of a DC magnetic field can induce terahertz spin-wave emission by driving ferrimagnetic…

We consider an antiferromagnet in one space dimension with easy-axis anisotropy in a perpendicular magnetic field. We study propagating domain wall solutions that can have a velocity up to a maximum $v_c$. The width of the domain wall is a…

Mesoscale and Nanoscale Physics · Physics 2025-03-18 George Theodorou , Stavros Komineas

It is shown that the Dzialoshinskii-Moriya interaction leads to asymmetrical deformation of the transverse domain wall profile in one-dimensional biaxial magnet. Amplitude of the deformation is linear with respect to the Dzialoshinskii…

Strongly Correlated Electrons · Physics 2015-06-18 Volodymyr P. Kravchuk

Domain-wall magnetoresistance and low-frequency noise have been studied in epitaxial antiferromagnetically-coupled [Fe/Cr(001)]_10 multilayers and ferromagnetic Co line structures as a function of DC current intensity. In [Fe/Cr(001)]_10…

Materials Science · Physics 2008-07-17 D. Herranz , R. Guerrero , R. Villar , F. G. Aliev , A. C. Swaving , R. A. Duine , C. van Haesendonck , I. Vavra

The Dzyaloshinskii-Moriya interaction (DMI) has attracted considerable recent attention owing to the intriguing physics behind and the fundamental role it played in stabilizing magnetic solitons, such as magnetic skyrmions and chiral domain…

Mesoscale and Nanoscale Physics · Physics 2018-11-14 Zhenyu Wang , Beining Zhang , Yunshan Cao , Peng Yan

Dynamics of magnetization domain walls (DWs) in thin ferromagnetic nanotubes subject to longitudinal external fields is addressed analytically in the regimes of strong and weak penalization. Explicit functional forms of the DW profiles and…

Materials Science · Physics 2014-04-14 Arseni Goussev , JM Robbins , Valeriy Slastikov

Understanding and manipulating nanoscale domain wall (DW) dynamics is a central topic in magnetism and spintronics for its promising applications in logic and memory devices. In most magnetic systems, inertia affects only transient DW…

Mesoscale and Nanoscale Physics · Physics 2026-03-20 K. Y. Jing , X. R. Wang , H. Y. Yuan

The establishment of chiral coupling in thin magnetic films with inhomogeneous anisotropy has led to the development of artificial systems of fundamental and technological interest. The chiral coupling itself is enabled by the…

Mesoscale and Nanoscale Physics · Physics 2021-12-07 Zhentao Liu , Zhaochu Luo , Stanislas Rohart , Laura J. Heyderman , Pietro Gambardella , Aleš Hrabec

We consider a ferromagnetic nanowire, with an energy functional E with easy-axis in the direction $e_1$, and which takes into account the Dzyaloshinskii-Moriya interaction. We consider configurations of the magnetization which are…

Analysis of PDEs · Mathematics 2025-11-26 Raphaël Côte , Guillaume Ferriere

Steady-flow dynamics of ferromagnetic 180$^{\circ}$ domain walls (180DWs) in long and narrow spin valves (LNSVs) with interfacial Dzyaloshinskii-Moriya interaction (IDMI) under spin currents with Slonczewski $g-$factor are examined.…

Mesoscale and Nanoscale Physics · Physics 2023-10-02 Jiaxin Du , Mei Li , Xue Zhang , Bin Xi , Yongjun Liu , Chun-Gui Duan , Jie Lu

The Dzyaloshinskii-Moriya interaction (DMI) is at the heart of many modern developments in the research field of spintronics. DMI is known to generate noncollinear magnetic textures, and can take two forms in antiferromagnets: homogeneous…

Materials Science · Physics 2021-10-19 A. Ross , R. Lebrun , O. Gomonay , J. Sinova , A. Kay , D. A. Grave , A. Rothschild , M. Kläui

Spintronic devices, whose operation is based on the motion of a magnetic domain wall (DW), have been proposed recently. If a DW could be driven directly by flowing an electric current instead of a magnetic field, the performance and…

Materials Science · Physics 2009-11-10 Akinobu Yamaguchi , Teruo Ono , Saburo Nasu , Kousaku Miyake , Ko Mibu , Teruya Shinjo

The dynamics of magnetic skyrmion driven by spin-polarized current is theoretically studied in the chiral ferromagnetic film with spatially modulated Dzyaloshinskii-Moriya interaction. Three cases including linear, sinusoidal, and periodic…

Mesoscale and Nanoscale Physics · Physics 2019-01-09 Liping Zhou , Ren Qin , Ya-qing Zheng , Yong Wang

We study the modification of micromagnetic configurations in nanostructures, due to the Dzyaloshinskii-Moriya interaction (DMI) that appear at the interface of an ultrathin film. We show that this interaction leads to new micromagnetic…

Mesoscale and Nanoscale Physics · Physics 2015-06-17 S. Rohart , A. Thiaville

We examine the combined effects of interlayer exchange coupling (IEC) and the interfacial Dzyaloshinskii-Moriya Interaction (DMI) on the structure of magnetic domain walls in fully compensated synthetic anti-ferromagnets (SAFs). Ir-based…

Materials Science · Physics 2019-10-28 Nisrit Pandey , Maxwell Li , Marc De Graef , Vincent Sokalski

In this work we study the evolution of intrinsic domain wall magnetoresistance (DWMR) with domain wall confinement. Clean permalloy notched half-ring nanocontacts are fabricated using a special ultra-high vacuum electromigration procedure…

The Dzyaloshinskii-Moriya Interaction (DMI) between spins is induced by spin-orbit coupling in magnetic materials lacking inversion symmetry. DMI is recognized to play a crucial role at the interface between ferromagnetic (FM) and heavy…

Materials Science · Physics 2015-12-31 Hongxin Yang , André Thiaville , Stanislas Rohart , Albert Fert , Mairbek Chshiev

We study shot noise of the spin-polarized current in a diffusive ferromagnetic nanowire which contains a ballistic domain wall. We find that the existence of a short domain wall influences strongly the shot noise for sufficiently high…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Babak Abdollahipour , Malek Zareyan , Nazila Asaadi

$90^\circ$ pinned magnetic domain walls can be observed in thin magnetic layers attached to a ferroelectric substrate. The main stabilization mechanism of the noncollinear magnetic texture is the strain transfer which is responsible for…

Mesoscale and Nanoscale Physics · Physics 2022-05-17 Pavel Baláž
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