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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Thiaville, André
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (13/13 displayed)
- 2024Magnetism of Iron Oxide Nanoparticles: From Atomic Order to Complexity at the Mesoscopic Scale
- 2024Interfacial spin-orbitronic effects controlled with different oxidation levels at the Co|Al interface
- 2024Spin-orbit torque-driven domain wall motion in the absence of Dzyaloshinskii-Moriya interactions ; Dynamique de parois magnétiques par couple de transfert de spin en l'absence d'interaction Dzyaloshinskii-Moriyacitations
- 2023Unusual domain wall motion in the vicinity of the depinning field in a Pt/CoFeB/MgO filmcitations
- 2023From Early Theories of Dzyaloshinskii–Moriya Interactions in Metallic Systems to Today’s Novel Roadscitations
- 2023Driving skyrmions with low threshold current density in Pt/CoFeB thin filmcitations
- 2023Driving skyrmions with low threshold current density in Pt/CoFeB thin filmcitations
- 2022Quantitative analysis of spin wave dynamics in ferrimagnets across compensation pointscitations
- 2019Manipulation of Domain Wall Shape in Thin Magnetic Wire by Current Annealing ; Manipulation de la forme des parois magnétiques dans les microfils par recuit via un courant directcitations
- 2018Brownian motion of magnetic domain walls and skyrmions, and their diffusion constants ; Sur le mouvement brownien des parois et skyrmions magnétiques, et leurs constantes de diffusioncitations
- 2018Velocity enhancement by synchronization of magnetic domain wallscitations
- 2016Domain wall dynamics in ultrathin Pt/Co/AlOx microstrips under large combined magnetic fieldscitations
- 2015The nature of domain walls in ultrathin ferromagnets revealed by scanning nanomagnetometrycitations
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document
Velocity enhancement by synchronization of magnetic domain walls
Abstract
Magnetic domain walls are objects whose dynamics is inseparably connected to their structure. In this work we investigate magnetic bilayers, which are engineered such that a coupled pair of domain walls, one in each layer, is stabilized by a cooperation of Dzyaloshinskii-Moriya interaction and flux-closing mechanism. The dipolar field mediating the interaction between the two domain walls, links not only their position but also their structure. We show that this link has a direct impact on their magnetic field induced dynamics. We demonstrate that in such a system the coupling leads to an increased domain wall velocity with respect to single domain walls. Since the domain wall dynamics is observed in a precessional regime, the dynamics involves the synchronization between the two walls, to preserve the flux closure during motion. Properties of these coupled oscillating walls can be tuned by an additional in-plane magnetic field enabling a rich variety of states, from perfect synchronization to complete detuning.