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Related papers: Magnetic-Field-Driven Antiferromagnetic Domain Wal…

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The chirality-dependent magnetoelectric properties of Neel-type domain walls in iron garnet films is observed. The electrically driven magnetic domain wall motion changes the direction to the opposite with the reversal of electric polarity…

Materials Science · Physics 2012-05-23 A. P. Pyatakov , D. A. Sechin , A. V. Nikolaev , E. P. Nikolaeva , A. S. Logginov

The paper investigates the behavior of 0 degree domain boundaries arising in uniaxial magnetic films with flexomagnetoelectric effect in a magnetic field. It is shown that at certain orientations of the magnetic field, it is possible to…

Materials Science · Physics 2023-10-04 Robert Vakhitov , Rostislav Solonetsky , Alina Ibragimova

The magnetic reversal by spin-polarized current of a magnetic junction consisting of two ferromagnetic layers and a nonmagnetic spacer in between is considered. Initially, the free layer is magnetized antiparallel to the pinned layer by an…

Materials Science · Physics 2007-05-23 R. J. Elliott , E. M. Epshtein , Yu. V. Gulyaev , P. E. Zilberman

We theoretically investigate domain wall motion in an antiferromagnetic insulator layer caused by thermally generated spin currents in an adjacent spin-split superconductor layer. An uncompensated antiferromagnet interface enables the two…

Superconductivity · Physics 2021-03-17 G. A. Bobkov , I. V. Bobkova , A. M. Bobkov , Akashdeep Kamra

We present fractional quantum Hall domain walls confined in a gate-defined wire structure. Our experiments utilize spatial oscillation of domain walls driven by radio frequency electric fields to cause nuclear magnetic resonance. The…

Mesoscale and Nanoscale Physics · Physics 2016-03-11 S. Miyamoto , T. Miura , S. Watanabe , K. Nagase , Y. Hirayama

We report on a theoretical study of the spin-current excited dynamics of domain walls (DWs) in ferrimagnets in the vicinity of the angular momentum compensation point. Effective Lagrangian and nonlinear dynamic equations are derived for a…

Applied Physics · Physics 2021-05-12 V. V. Yurlov , K. A. Zvezdin , P. N. Skirdkov , A. K. Zvezdin

A domain wall and spin supercurrent can coexist in magnets with easy-cone anisotropy owing to simultaneous spontaneous breaking of Z$_2$ and U(1) symmetries. Their interaction is theoretically investigated in quasi one-dimensional…

Mesoscale and Nanoscale Physics · Physics 2016-12-28 Se Kwon Kim , Yaroslav Tserkovnyak

The understanding of antiferromagnetic domain walls, which are the interface between domains with different N\'eel order orientations, is a crucial aspect to enable the use of antiferromagnetic materials as active elements in future…

As discussed in this chapter, we develop a mean-field mathematical method to calculate the ground states of antiferromagnets and better understand the applied magnetic-field induced exotic properties. Within antiferromagnetic materials…

Strongly Correlated Electrons · Physics 2021-09-09 Hai-Feng Li , Zikang Tang

Collective dynamics often play an important role in determining the stability of ground states for both naturally occurring materials and metamaterials. We studied the temperature dependent dynamics of antiferromagnetically ordered…

Mesoscale and Nanoscale Physics · Physics 2019-11-13 X. M. Chen , B. Farmer , J. S. Woods , S. Dhuey , W. Hu , C. Mazzoli , S. B. Wilkins , I. K. Robinson , L. E. De Long , S. Roy , J. T. Hastings

Dynamic magnetic textures may transfer the angular moment from the varying in time antiferromagnetic order to spins of conduction electrons. Due to the spin orbit coupling (SOC) these spin excitations can induce the electric current of…

Mesoscale and Nanoscale Physics · Physics 2023-11-15 A. G. Mal'shukov

We demonstrate how shape-induced strain can be used to control antiferromagnetic order in NiO/Pt thin films. For rectangular elements patterned along the easy and hard magnetocrystalline anisotropy axes of our film, we observe different…

Analytical multi-domain solutions to the dynamical (Landau-Lifshitz-Gilbert) equation of a one-dimensional ferromagnet including an external magnetic field and spin-polarized electric current are found using the Hirota bilinearization…

Mesoscale and Nanoscale Physics · Physics 2011-09-13 Andrzej Janutka

Nanoscale self-localized topological spin textures, such as domain walls and skyrmions, are of interest for the fundamental physics of magnets and spintronics applications. Ferrimagnets (FiMs), in the region close to the angular momentum…

Mesoscale and Nanoscale Physics · Physics 2024-10-29 R. V. Ovcharov , B. A. Ivanov , E. G. Galkina , J. Åkerman , R. S. Khymyn

Theoretical studies dealing with current-driven domain wall dynamics in ferrimagnetic alloys and, by extension, other antiferromagnetically coupled systems as some multilayers, are here presented. The analysis has been made by means of…

Applied Physics · Physics 2019-07-16 Eduardo Martínez , Víctor Raposo , Óscar Alejos

Compensated ferrimagnets are promising materials for fast spintronic applications based on domain wall motion as they combine the favourable properties of ferromagnets and antiferromagnets. They inherit from antiferromagnets immunity to…

Spin canting and complex spin textures in antiferromagnetic materials can often be described in terms of Dzyaloshinskii-Moriya interactions (DMI). Values for DMI parameters are not easily measurable directly, and often inferred from other…

Materials Science · Physics 2021-11-24 Jephthah Iyaro , Igor Proskurin , Robert L. Stamps

The influence of temperature on the magnetic-field-driven domain wall (DW) motion is investigated in GdFeCo ferrimagnets with perpendicular magnetic anisotropy (PMA). We find that the depinning field strongly depends on temperature.…

We investigate the magnetization dynamics that arise when a thin-film ferromagnet is deposited on a topological insulator (TI), focusing in particular on domain-wall motion via current and the possibility of a spin-wave torque acting on the…

Mesoscale and Nanoscale Physics · Physics 2015-06-18 Jacob Linder

We study the structure of domain walls in multiferroic magnets with the conical spiral ordering. We formulate a simple spin model which has a conical spiral ground state in absence of magnetic anisotropies. We find a transition from the…

Strongly Correlated Electrons · Physics 2009-06-30 Andrea Scaramucci , Thomas A. Kaplan , Maxim Mostovoy
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