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相关论文: Skyrmion Emergence via Domain Wall Anchoring throu…

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Conditions under which various skyrmion objects emerge in experiments on thin magnetic films remain largely unexplained. We investigate numerically centrosymmetric spin lattices in films of finite thickness with ferromagnetic exchange,…

其他凝聚态物理 · 物理学 2025-02-17 D. A. Garanin , E. M. Chudnovsky

Magnetic skyrmions are topological magnetic spin structures exhibiting particle-like behaviour. They are of strong interest from a fundamental viewpoint and for application, where they have potential to act as information carriers in future…

Magnetic skyrmions are intriguing topological spin textures that promise future high-density spintronic devices. The creation of magnetic skyrmions has been understood based on the energetics of skyrmions, but the detailed dynamic process…

介观与纳米尺度物理 · 物理学 2020-11-17 Soong-Geun Je

Magnetic skyrmions are mesmerizing spin textures with peculiar topological and dynamical properties, typically the product of competing interactions in ferromagnets, and with great technological potential [1-5]. Researchers have long…

It is well established that the spin-orbit interaction in heavy metal/ferromagnet heterostructures leads to a significant interfacial Dzyaloshinskii-Moriya Interaction (DMI) that modifies the internal structure of magnetic domain walls…

介观与纳米尺度物理 · 物理学 2019-05-22 Ran Cheng , Maxwell Li , Arjun Sapkota , Anish Rai , Ashok Pokhrel , Tim Mewes , Claudia Mewes , Di Xiao , Marc De Graef , Vincent Sokalski

Magnetic skyrmions are textures behaving as quasiparticles which are topologically different from other states. Their discovery in systems with broken inversion symmetry sparked the search for materials containing such magnetic phase at…

Domain wall skyrmions are skyrmions trapped inside a domain wall. We investigate domain wall skyrmions in chiral magnets using a fully analytic approach. Treating the Dzyaloshinskii-Moriya (DM) interaction perturbatively, we construct the…

介观与纳米尺度物理 · 物理学 2023-02-08 Calum Ross , Muneto Nitta

The creation and manipulation of magnetic skyrmions in magnetic bilayer heterostructures via spin-orbit torque have been intensively studied in spintronics because of their potential application as information carriers in next-generation…

介观与纳米尺度物理 · 物理学 2025-05-09 Yuto Uwabo , Masahito Mochizuki

Skyrmionic textures are being extensively investigated due to the occurrence of novel topological magnetic phenomena and their promising applications in a new generation of spintronic devices that take advantage of the robust topological…

Skyrmions are topologically protected non-collinear magnetic structures. Their stability and dynamics, arising from their topological character, have made them ideal information carriers e.g. in racetrack memories. The success of such a…

A domain wall in a magnet with easy-axis anisotropy is shown to harbor spin superfluid associated with its spontaneous breaking of the U(1) spin-rotational symmetry. The spin superfluid is shown to have several topological properties, which…

介观与纳米尺度物理 · 物理学 2017-08-02 Se Kwon Kim , Yaroslav Tserkovnyak

When magnetic skyrmions move under spin orbit torque in magnetic nanowires, they experience a skyrmion Hall effect, which pushes them towards the nanowire edge where they risk being annihilated; this puts an upper limit on how fast they can…

介观与纳米尺度物理 · 物理学 2020-06-23 Xiangjun Xing , Johan Åkerman , Yan Zhou

Domain wall bimerons (DWBMs) are nanoscale spin textures residing within the magnetic domain walls of in-plane magnets. In this study, we employ both numerical and analytical methods to explore the stabilization of N\'eel-type domain wall…

介观与纳米尺度物理 · 物理学 2025-11-06 Jiwen Chen , Laichuan Shen , Hongyu An , Xichao Zhang , Hua Zhang , Haifeng Du , Xiaoguang Li , Yan Zhou

Magnetic skyrmions are nano-sized topologically non-trivial spin textures that can be moved by external stimuli such as spin currents and internal stimuli such as spatial gradients of a material parameter. Since the total energy of a…

介观与纳米尺度物理 · 物理学 2023-11-08 Ismael Ribeiro de Assis , Ingrid Mertig , Börge Göbel

Skyrmions are emerging topological spin structures that are potentially revolutionary for future data storage and spintronics applications. The existence and stability of skyrmions in magnetic materials is usually associated to the presence…

介观与纳米尺度物理 · 物理学 2018-03-14 R. L. Novak , F. Garcia , E. R. P. Novais , J. P. Sinnecker , A. P. Guimarães

Skyrmions are topological structures defined by a winding vector configuration that yields a quantized topological charge. In magnetic materials, skyrmions manifest as stable, mobile spin textures, positioning them at the forefront of…

Magnetic multilayers are promising tuneable systems for hosting magnetic skyrmions at/above room temperature. Revealing their intriguing switching mechanisms and associated inherent electrical responses are prerequisites for developing…

介观与纳米尺度物理 · 物理学 2021-11-02 Yu Li , Sergiy Mankovsky , Svitlana Polesya , Hubert Ebert , Christoforos Moutafis

Skyrmions are topological structures characterized by a winding vectorial configuration that provides a quantized topological charge. In magnetic materials, skyrmions are localized spin textures that exhibit unique stability and mobility…

光学 · 物理学 2024-02-28 Xingyu Yang , Ye Mou , Bruno Gallas , Sébastien Bidault , Mathieu Mivelle

Solitonic magnetic excitations such as domain walls and, specifically, skyrmionics enable the possibility of compact, high density, ultrafast,all-electronic, low-energy devices, which is the basis for the emerging area of skyrmionics. The…

Magnetic skyrmions are nanoscale spin whirlpools that promise breakthroughs in future spintronic applications. Controlled generation of magnetic skyrmions by electric current is crucial for this purpose. While previous studies have…

材料科学 · 物理学 2022-11-29 Xuebing Zhao , Jin Tang , Ke Pei , Weiwei Wang , Shi-Zeng Lin , Haifeng Du , Mingliang Tian , Renchao Che
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