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By using the spin torque model in ferromagnets, we compare the response of vortex and transverse walls to the electrical current. For a defect-free sample and a small applied current, the steady state wall mobility is independent of the…

Materials Science · Physics 2015-06-25 J. He , Z. Li , S. Zhang

The purpose of the research is the construction of the analytical model for description of spin-polarized current-driven ferromagnetic domain wall motion with a skyrmion building block. The dependence of velocity of ferromagnetic domain…

Mesoscale and Nanoscale Physics · Physics 2020-03-30 O. Gorobets , Yu. Gorobets , I. Tiukavkina , R. Gerasimenko

In this study, we examine the domain wall within the framework of a cosmological harmonic oscillator. We investigate the interaction between the domain wall and a periodic background field, which can induce perturbations in the oscillatory…

High Energy Physics - Phenomenology · Physics 2025-12-01 Bo-Qiang Lu

Magnetic friction is a form of non-contact friction arising from the dissipation of energy in a magnet due to spin reorientation in a magnetic field. In this paper we study magnetic friction in the context of micromagnetics, using our…

Mesoscale and Nanoscale Physics · Physics 2019-09-04 Ilari Rissanen , Lasse Laurson

We study spin motive forces, i.e, spin-dependent forces, and voltages induced by time-dependent magnetization textures, for moving magnetic vortices and domain walls. First, we consider the voltage generated by a one-dimensional…

Other Condensed Matter · Physics 2013-05-29 M. E. Lucassen , G. C. F. L. Kruis , R. Lavrijsen , H. J. M. Swagten , B. Koopmans , R. A. Duine

We study current-induced domain-wall dynamics in a thin ferromagnetic nanowire. The domain-wall dynamics is described by simple equations with four parameters. We propose the procedure to determine these parameters by all-electric…

Mesoscale and Nanoscale Physics · Physics 2011-08-29 Y. Liu , Oleg A. Tretiakov , Ar. Abanov

The interaction between bulk and dynamic domain wall in the presence of a linear / non-linear electromagnetism make energy density, tension and pressure on the wall all variables, depending on the wall position. In [1] this fact seems to be…

General Relativity and Quantum Cosmology · Physics 2011-04-05 S. Habib Mazharimousavi , M. Halilsoy

An analytical model was developped to describe the current induced DW dynamics of a Bloch DW in the presence of an external transverse magnetic field. The model takes into account the DW deformation and the magnetization tilting in the…

Materials Science · Physics 2015-06-05 O. Boulle , L. D. Buda-Prejbeanu , M. Miron , G. Gaudin

Current-driven domain wall (DW) motion in magnetic wires with asymmetric notches was investigated by means of magnetic force microscopy. It was found that the critical current density necessary for the current-driven DW motion depended on…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 A. Himeno , S. Kasai , T. Ono

Cylindrical magnetic nanowires have been proposed as a means of storing and processing information in a 3D medium, based on the motion of domain walls~(DWs). Introducing short chemical modulations in such wires would allow for reliable…

Understanding the domain wall (DW) dynamics in magnetic nanowires (NW) is crucial for spintronic-based applications demanding the use of DWs as information carriers. This work focuses on the dynamics of a DW displacing along a bent NW with…

Mesoscale and Nanoscale Physics · Physics 2022-11-30 G. H. R. Bittencourt , S. Castillo-Sepúlveda , O. Chubykalo-Fesenko , R. Moreno , D. Altbir , V. L. Carvalho-Santos

Magnetic induction can be regarded as a negative feedback effect, where the motive-force opposes the change of magnetic flux that generates the motive-force. In artificial electromagnetics emerging from spintronics, however, this is not…

Mesoscale and Nanoscale Physics · Physics 2016-10-11 Ran Cheng , Jian-Gang Zhu , Di Xiao

We study theoretically hole current-driven domain wall dynamics in (Ga,Mn)As. We show that the spin-orbit coupling causes significant hole reflection at the domain wall, even in the adiabatic limit when the wall is much thicker than the…

Mesoscale and Nanoscale Physics · Physics 2015-06-25 Anh Kiet Nguyen , Hans Joakim Skadsem , Arne Brataas

We discover that the way spin-waves exert magnetic torques in multiferroic materials can cause not only domain wall motion, but also magnetization dynamics for homogeneous magnetization textures. Interestingly, the domain wall motion can be…

Mesoscale and Nanoscale Physics · Physics 2016-06-03 Iryna Kulagina , Jacob Linder

Magnetic domain-walls (DWs) with a preferred chirality exhibit very efficient current-driven motion. Since structural inversion asymmetry (SIA) is required for their stability, the observation of chiral domain walls in highly symmetric…

Mesoscale and Nanoscale Physics · Physics 2014-04-14 Jeroen H. Franken , Mark Herps , Henk J. M. Swagten , Bert Koopmans

The domain wall dynamics driven by an out of plane magnetic field was measured for a series of magnetic trilayers with different strengths of the interfacial Dzyaloshinskii-Moriya interaction (DMI). The features of the field-driven domain…

Mesoscale and Nanoscale Physics · Physics 2021-07-20 J. Pena Gracia , A. Fassatoui , J. Vogel , A. Thiaville , S. Pizzini

The motion of domain walls in ferromagnetic, cylindrical nanowires is investigated numerically by solving the Landau-Lifshitz-Gilbert equation for a classical spin model in which energy contributions from exchange, crystalline anisotropy,…

Condensed Matter · Physics 2009-11-10 R. Wieser , U. Nowak , K. D. Usadel

The response to a magnetic flux is considered of the vacuum state of charged Dirac fermions interacting with a domain wall made of a neutral spinless field in (3+1) dimensions with the fermion mass having a phase variation across the wall.…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. B. Voloshin

In this Letter we study the interactions of the dissipative domain walls with dielectric particles. It is shown that particles can be steadily trapped by the moving domain walls. The influence of the ratchet effect on particle trapping is…

Optics · Physics 2020-08-26 D. A. Dolinina , A. S. Shalin , A. V. Yulin

We show how one can generate domain walls that separate high- and low-density regions with opposite momenta in the ground state of a harmonically trapped Bose-Einstein condensate using a density-dependent gauge potential. Within a…

Quantum Gases · Physics 2025-11-03 Sayak Bhattacharjee , Roderich Moessner , Shovan Dutta