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Related papers: Boosting Domain Wall Propagation by Notches

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Achieving high velocities of magnetic domain walls is a crucial factor for their use as information carriers in modern nanoelectronic applications. In nanomagnetism and spintronics, these velocities are often limited either by internal…

Mesoscale and Nanoscale Physics · Physics 2023-02-27 F. Tejo , J. A. Fernandez-Roldan , K. Y. Guslienko , R. Otxoa , O. Chubykalo-Fesenko

Spin waves (SW) can induce rich domain wall (DW) motion in a perpendicular-magnetic anisotropy nanostrip. In-plane magnetization tilt angle resulting from the fluctuation of the effective field of the magnetization response in the DW region…

Strongly Correlated Electrons · Physics 2017-07-07 Liang-Juan Chang , Yen-Fu Liu , Ming-Yi Kao , Li-Zai Tsai , Jun-Zhi Liang , Shang-Fan Lee

Magnetic domain wall (DW) motion induced by a localized Gaussian temperature profile is studied in a Permalloy nanostrip within the framework of the stochastic Landau-Lifshitz-Bloch equation. The different contributions to thermally induced…

Mesoscale and Nanoscale Physics · Physics 2017-02-23 Simone Moretti , Victor Raposo , Eduardo Martinez , Luis Lopez-Diaz

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

We report the realization of a planar transverse domain wall (TDW) with arbitrary tilting angle in a magnetic biaxial nanowire under a transverse magnetic field (TMF) pulse with fixed strength and optimized orientation profile. We smooth…

Mesoscale and Nanoscale Physics · Physics 2017-02-28 Mei Li , Jianbo Wang , Jie Lu

A study of transverse tail-to-tail magnetic domain walls (DW) in novel current perpendicular to the plane (CPP) spin valves (SV) of various dimensions is presented. For films with dimensions larger than the DW width, we find that DW motion…

Materials Science · Physics 2007-05-23 A. Rebei O. Mryasov

We present experimental results on the displacement of a domain wall by injection of a dc current through the wall. The samples are 1 micron wide long stripes of a CoO/Co/Cu/NiFe classical spin valve structure. The stripes have been…

Materials Science · Physics 2009-11-07 J. Grollier , D. Lacour , V. Cros , A. Hamzic , A. Vaures , A. Fert , D. Adam , G. Faini

Nucleation of domain walls by current-driving a single domain wall, confined to the junction area of two symmetrical strips, is investigated using systematic micromagnetic simulations. Secondary domain walls (equivalently, bits encoded in…

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

We demonstrate a general and robust method to confine on a plane strongly diffusing submicrometer particles in water by using size tunable magnetic channels. These virtual conduits are realized with pairs of movable Bloch walls (BWs)…

Soft Condensed Matter · Physics 2019-08-15 Pietro Tierno , Tom H. Johansen , Jose M. Sancho

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

The growing demand for storage, due to big data applications, cannot be met by hard disk drives. Domain wall (DW) memory devices such as racetrack memory offer an alternative route to achieve high capacity storage. In DW memory, control of…

Applied Physics · Physics 2020-02-19 H. Mohammed , S. Al Risi , T. L. Jin3 J. Kosel , S. N. Piramanayagam , R. Sbiaa

Speed and reliability of magnetic domain wall (DW) motion are key parameters that must be controlled to realize the full potential of DW-based magnetic devices for logic and memory applications. A major hindrance to this is extrinsic DW…

Mesoscale and Nanoscale Physics · Physics 2021-12-07 M. Schøbitz , O. Novotny , B. Trapp , S. Bochmann , L. Cagnon , C. Thirion , A. Massebœuf , E. Mossang , O. Fruchart , J. Bachmann

We study the effect of disorder on the dynamics of a transverse domain wall in ferromagnetic nanostrips, driven either by magnetic fields or spin-polarized currents, by performing a large ensemble of GPU-accelerated micromagnetic…

Mesoscale and Nanoscale Physics · Physics 2012-10-29 Ben Van de Wiele , Lasse Laurson , Gianfranco Durin

Using density functional theory implemented within a tight-binding linear muffin-tin orbital method we perform calculations of electronic, magnetic and transport properties of ferromagnetic free-standing fcc Co wires with diameters up to…

Materials Science · Physics 2009-11-11 R. F. Sabirianov , A. K. Solanki , J. D. Burton , S. S. Jaswal , E. Y. Tsymbal

Interconnected magnetic nanowire (NW) networks offer a promising platform for 3-dimensional (3D) information storage and integrated neuromorphic computing. Here we report discrete propagation of magnetic states in interconnected Co nanowire…

Conductive ferroelectric domain walls (DWs) represent a promising topical system for the development of nanoelectronic components and devices. DWs show very different properties as compared to their bulk counterparts. Of central interest…

We present a systematic study of the magnetic domain wall induced modulation of superconducting transition temperature (Tc) in Nb/Ni bilayer stripes. By varying the thickness of the Ni layer from 20 nm to 100 nm we have been able to measure…

Superconductivity · Physics 2019-04-10 Ekta Bhatia , Zoe H. Barber , Ilari J. Maasilta , Kartik Senapati

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

Spin waves are perturbations in the relative orientation of magnetic moments in a continuous magnetic system, which have been proposed as a new kind of information carrier for spin-based low power applications. For this purpose, a major…

Mesoscale and Nanoscale Physics · Physics 2017-06-20 Michele Voto , Luis Lopez-Diaz , Eduardo Martinez

Electric current exerts torques-so-called spin transfer torques (STTs)-on magnetic domain walls (DWs), resulting in DW motion. At low current densities, the STTs should compete against disorders in ferromagnetic nanowires but the nature of…

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