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Related papers: Magnetic Domain Wall Floating on a Spin Superfluid

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Deterministic control of domain walls orthogonal to the direction of current flow is demonstrated by exploiting spin orbit torque in a perpendicularly polarized Ta/CoFeB/MgO multilayer in presence of an in-plane magnetic field. Notably,…

Magnetic domain walls are information tokens in both logic and memory devices, and hold particular interest in applications such as neuromorphic accelerators that combine logic in memory. Here, we show that devices based on the electrical…

Disordered Systems and Neural Networks · Physics 2020-01-03 Saima A Siddiqui , Sumit Dutta , Astera Tang , Luqiao Liu , Caroline A Ross , Marc A Baldo

The ultrafast magnetic dynamics in compensated ferrimagnets not only provides information similar to antiferromagnetic dynamics, but more importantly opens new opportunities for future spintronic devices [Kim et al., Nat. Mater. 16, 1187…

Applied Physics · Physics 2020-01-22 W. H. Li , Z. Jin , D. L. Wen , X. M. Zhang , M. H. Qin , J. M. Liu

The electrical response of two diffusive metals is studied when they are linked by a magnetic insulator hosting a topologically stable (superfluid) spin current. We discuss how charge currents in the metals induce a spin supercurrent state,…

Mesoscale and Nanoscale Physics · Physics 2015-10-14 So Takei , Yaroslav Tserkovnyak

In the last decade, two revolutionary concepts in nano magnetism emerged from research for storage technologies and advanced information processing. The first suggests the use of magnetic domain walls (DWs) in ferromagnetic nanowires to…

Mesoscale and Nanoscale Physics · Physics 2019-08-07 N. Sato , K. Schultheiss , L. Körber , N. Puwenberg , T. Mühl , A. A. Awad , S. S. P. K. Arekapudi , O. Hellwig , J. Fassbender , H. Schultheiss

The coupling between a current and a domain wall is examined. In the presence of a finite current and the absence of a potential which breaks the translational symmetry, there is a perfect transfer of angular momentum from the conduction…

Strongly Correlated Electrons · Physics 2009-11-10 S. E. Barnes , S. Maekawa

Identifying realistic platforms capable of controlled operations with Majorana bound states is a key challenge in the study of topological superconductivity. Among the most promising proposals are magnet-superconductor hybrid devices, which…

Mesoscale and Nanoscale Physics · Physics 2025-05-29 Daniel Hauck , Stefan Rex , Markus Garst

Magnetic domain walls in antiferromagnets have been proposed as key components for faster conventional information processing, thanks to their enhanced stability and ultrafast propagation. However, how non-conventional computing methods…

The shape instability of magnetic domain walls under current is investigated in a ferromagnetic (Ga,Mn)(As,P) film with perpendicular anisotropy. Domain wall motion is driven by the spin transfer torque mechanism. A current density gradient…

The nonreciprocal propagation of spin waves (SWs) offers opportunities for developing novel functional magnonic logic devices, where controllability is crucial for magnetic signal processing. Domain walls act as natural waveguides due to…

Materials Science · Physics 2025-07-30 Tingting Liu , Shuhong Li , Yunlong Liu , Shuchao Qin , Yang Liu , Wenjun Wang , Minghui Qin

Electrical manipulation of spin textures inside antiferromagnets represents a new opportunity for developing spintronics with superior speed and high device density. Injecting spin currents into antiferromagnets and realizing efficient…

We study the magnetic dynamics of magnetoelectric antiferromagnetic thin films, where an unconventional boundary ferromagnetism coexists with the bulk N\'{e}el phase below the N\'{e}el temperature. The spin exchange between the two order…

Mesoscale and Nanoscale Physics · Physics 2018-01-24 Ricardo Zarzuela , Se Kwon Kim , Yaroslav Tserkovnyak

Motivated by the recent study on the quasiparticle-induced friction of solitons in superfluids, we theoretically study magnon-induced intrinsic friction of a domain wall in a one-dimensional ferromagnet. To this end, we start by obtaining…

Mesoscale and Nanoscale Physics · Physics 2018-06-06 Se Kwon Kim , Oleg Tchernyshyov , Victor Galitski , Yaroslav Tserkovnyak

The demonstration of the generation and control of a pure spin current (without net charge flow) by electric fields and/or temperature gradient has been an essential leap in the quest for low-power consumption electronics. The key issue of…

Mesoscale and Nanoscale Physics · Physics 2013-10-10 Chenglong Jia , Jamal Berakdar

The precise manipulation of transverse magnetic domain walls in finite/infinite nanowires with artificial defects under the influence of very short spin-polarized current pulses is investigated. We show that for a classical $3d$ ferromagnet…

Mesoscale and Nanoscale Physics · Physics 2018-01-09 A. Pivano , V. O. Dolocan

An electrical current can transfer spin angular momentum to a ferromagnet. This novel physical phenomenon, called spin transfer, offers unprecedented spatial and temporal control over the magnetic state of a ferromagnet and has tremendous…

Materials Science · Physics 2007-05-23 Z. Wei , A. Sharma , A. S. Nunez , P. M. Haney , R. A. Duine , J. Bass , A. H. MacDonald , M. Tsoi

We explore universal behaviors of magnetic domain wall driven by the spin-transfer of an electrical current, in a ferromagnetic (Ga,Mn)(As,P) thin film with perpendicular magnetic anisotropy. For a current direction transverse to domain…

Materials Science · Physics 2019-12-04 R. Diaz Pardo , N. Moisan , L. Albornoz , A. Lemaitre , J. Curiale , V. Jeudy

The conductance through a magnetic domain wall is calculated for the double exchange system as a function of energy and the width of the domain wall. It is shown that when the carrier density is low enough, the blockade is almost complete…

Condensed Matter · Physics 2009-10-28 Masanori Yamanaka , Naoto Nagaosa

It is known that a Bloch domain wall in an anisotropic ferromagnet is transparent to spin waves. This result is derived by approximating the dipolar interaction between magnetic moments by an effective anisotropy interaction. In this paper…

Mesoscale and Nanoscale Physics · Physics 2022-07-13 Victor Laliena , Athanasios Athanasopoulos , Javier Campo

The current-driven domain wall dynamics along ferrimagnetic systems are here theoretically analyzed as a function of the temperature by means of micromagnetic simulations and a one dimensional model. Contrarily to conventional effective…

Applied Physics · Physics 2019-10-23 Eduardo Martínez , Víctor Raposo , Óscar Alejos