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相关论文: Dynamics of ferrimagnetic skyrmionium driven by sp…

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Magnetic skyrmion is a promising building block for developing information storage and computing devices. It can be stabilized in a ferromagnetic thin film with the Dzyaloshinskii-Moriya interaction (DMI). The moving ferromagnetic skyrmion…

介观与纳米尺度物理 · 物理学 2020-01-15 Jing Xia , Xichao Zhang , Motohiko Ezawa , Qiming Shao , Xiaoxi Liu , Yan Zhou

Magnetic skyrmions are magnetic textures with topological protection, which are expected to be information carriers in future spintronic devices. In this work, we propose a scheme to implement hybrid magnetic skyrmions (HMS) in…

应用物理 · 物理学 2023-04-27 Y. Liu , T. T. Liu , Z. P. Hou , D. Y. Chen , Z. Fan , M. Zeng , X. B. Lu , X. S. Gao , M. H. Qin , J. M. Liu

The magnetic skyrmionium is a skyrmion-like structure but carries a zero net skyrmion number, which can be used as a building block for non-volatile information processing devices. Here, we study the dynamics of a magnetic skyrmionium…

介观与纳米尺度物理 · 物理学 2018-04-05 Sai Li , Jing Xia , Xichao Zhang , Motohiko Ezawa , Wang Kang , Xiaoxi Liu , Yan Zhou , Weisheng Zhao

Reliable transport of magnetic skyrmions is required for any future skyrmion-based information processing devices. Here we present a micromagnetic study of the in-plane current-driven motion of a skyrmion in a ferromagnetic nanotrack with…

介观与纳米尺度物理 · 物理学 2017-02-21 Xichao Zhang , Jing Xia , G. P. Zhao , Xiaoxi Liu , Yan Zhou

Searching for low-power-consuming and high-efficient methods for well controllable driving of skyrmion motion is one of the most concerned issues for future spintronic applications, raising high concern with an appreciated choice of…

应用物理 · 物理学 2022-09-13 Y. Liu , Z. Jin , T. T. Liu , Z. P. Hou , D. Y. Chen , Z. Fan , M. Zeng , X. B. Lu , X. S. Gao , M. H. Qin , J. M. Liu

Integrating topologically stabilized magnetic textures such as skyrmions as nanoscale information carriers into future technologies requires the reliable control by electric currents. Here, we uncover that the relevant skyrmion Hall effect,…

Magnetic skyrmions are nano-scale magnetic whirls that can be driven by currents via spin torques. They are promising candidates for spintronic devices such as the racetrack memory, where a motion along the uniform current is typically…

介观与纳米尺度物理 · 物理学 2025-10-08 Ismael Ribeiro de Assis , Ingrid Mertig , Börge Göbel

Magnetic skyrmionium is a novel magnetization configuration with zero skyrmion number, which is composed by two skyrmions with opposite skyrmion number. Here, we study the dynamics of skyrmionium under an anisotropy gradient. We find that…

介观与纳米尺度物理 · 物理学 2019-09-04 Chengkun Song , Chendong Jin , Yunxu Ma , Jinshuai Wang , Haiyan Xia , Jianbo Wang , Qingfang Liu

A magnetic skyrmionium is a nontopological soliton, which has a doughnut-like out-of-plane spin texture in thin films, and can be phenomenologically viewed as a coalition of two topological magnetic skyrmions with opposite topological…

介观与纳米尺度物理 · 物理学 2016-09-22 Xichao Zhang , Jing Xia , Yan Zhou , Daowei Wang , Xiaoxi Liu , Weisheng Zhao , Motohiko Ezawa

Exotic spin textures viz. chiral domain wall, vortices, skyrmion, skyrmionium, etc. have recently emerged as active field of research because of their potential applications in high density data storage technology and logic gate computing.…

Magnetic skyrmionium can be used as a nanometer-scale non-volatile information carrier, which shows no skyrmion Hall effect due to its special structure carrying zero topological charge. Here, we report the static and dynamic properties of…

介观与纳米尺度物理 · 物理学 2020-07-10 Jing Xia , Xichao Zhang , Motohiko Ezawa , Oleg A. Tretiakov , Zhipeng Hou , Wenhong Wang , Guoping Zhao , Xiaoxi Liu , Hung T. Diep , 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

The Skyrmion Hall Effect (SkHE) observed in ferromagnetic (FM) and ferrimagnetic (FI) skyrmions traveling due to a spin-polarized current can be a problematic issue when it comes to technological applications. By investigating the…

介观与纳米尺度物理 · 物理学 2024-05-16 R. C. Silva , R. L. Silva , J. C. Moreira , W. A. Moura-Melo , A. R. Pereira

Skyrmions can be driven by spin-orbit torques as a result of the spin Hall effect. Here we model an additional contribution in ultra-thin multilayers, arising from the spin accumulation at heavy metal / ferromagnetic interfaces and observe…

介观与纳米尺度物理 · 物理学 2021-01-04 C. R. MacKinnon , S. Lepadatu , T. Mercer , P. Bissell

Magnetic skyrmions are swirling magnetic textures with novel characteristics suitable for future spintronic and topological applications. Recent studies confirmed the room-temperature stabilization of skyrmions in ultrathin ferromagnets.…

The controllable magnetic skyrmion motion represents a highly concerned issue in preparing advanced skyrmion-based spintronic devices. Specifically, magnon-driven skyrmion motion can be easily accessible in both metallic and insulating…

介观与纳米尺度物理 · 物理学 2021-08-18 Z. Jin , C. Y. Meng , T. T. Liu , D. Y. Chen , Z. Fan , M. Zeng , X. B. Lu , X. S. Gao , M. H. Qin , J. M. Liu

Magnetic skyrmions are topologically-protected spin textures with attractive properties suitable for high-density and low-power spintronic device applications. Much effort has been dedicated to understanding the dynamical behaviours of the…

Magnetic skyrmions emerge as promising quasi-particles for encoding information in nextgeneration spintronic devices. Their innate flexibility in shape is essential for the applications although they were often ideally treated as rigid…

材料科学 · 物理学 2024-12-09 Zhen-Yu Tan , Ji-Pei Chen , Yu-Ke Shi , Yuan Chen , Ming-Hui Qin , Xing-Sen Gao , Jun-Ming Liu

Magnetic skyrmions are highly promising candidates for future spintronic applications such as skyrmion racetrack memories and logic devices. They exhibit exotic and complex dynamics governed by topology and are less influenced by defects,…

Magnetic skyrmions are topologically protected nanoscale objects, which are promising building blocks for novel magnetic and spintronic devices. Here, we investigate the dynamics of a skyrmion driven by a spin wave in a magnetic nanowire.…

介观与纳米尺度物理 · 物理学 2015-08-28 Xichao Zhang , Motohiko Ezawa , Dun Xiao , G. P. Zhao , Yaowen Liu , Yan Zhou
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