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Magnetic skyrmions are topological quasiparticles with great potential for applications in future information storage and processing devices because of their nanoscale size, high stability, and large velocity. Recently, the high-frequency…

Applied Physics · Physics 2019-08-14 Xing Chen , Wang Kang , Daoqian Zhu , Na Lei , Xichao Zhang , Yan Zhou , Youguang Zhang , Weisheng Zhao

Magnetic skyrmions are topologically protected spin textures in ferromagnetic materials that hold great promise for both classical information storage and processing, as well as for fault-tolerant quantum computing. Realizing practical…

Mesoscale and Nanoscale Physics · Physics 2026-05-12 N. I. Simchuck , I. S. Burmistrov , S. S. Apostoloff

Magnetic skyrmions are nanoscale magnetic whirls that are highly stable and can be moved by currents which has led to the prediction of a skyrmion-based artificial neuron device with leak-integrate-fire functionality. However, so far, these…

Disordered Systems and Neural Networks · Physics 2023-07-03 Ismael Ribeiro de Assis , Ingrid Mertig , Börge Göbel

Topologically protected spin textures, such as magnetic skyrmions, have the potential for dense data storage as well as energy-efficient computing due to their small size and a low driving current. The evaluation of the writing and reading…

Materials Science · Physics 2023-04-18 Aijaz H. Lone , Xuecui Zou , Debasis Das , Xuanyao Fong , Gianluca Setti , Hossein Fariborzi

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…

The magnetic skyrmion is a nanoscale topological object characterized by the winding of the magnetic moments, appearing in magnetic materials with broken inversion symmetry. Because of its low current threshold for driving, the skyrmions…

Mesoscale and Nanoscale Physics · Physics 2019-10-30 Ryo Iguchi , Shinya Kasai , Kazushige Koshikawa , Norimichi Chinone , Shinsuke Suzuki , Ken-ichi Uchida

Controlled movement of nano-scale stable magnetic objects has been proposed as the foundation for a new generation of magnetic storage devices. Magnetic skyrmions, vortex-like spin textures stabilized by their topology are particularly…

Strongly Correlated Electrons · Physics 2017-11-27 Yongkang Luo , Shizeng Lin , M. Leroux , N. Wakeham , D. M. Fobes , E. D. Bauer , J. B. Betts , J. D. Thompson , A. Migliori , M. Janoschek , Boris Maiorov

Magnetic skyrmions are topological magnetic textures that hold great promise as nanoscale bits of information in memory and logic devices. Although room-temperature ferromagnetic skyrmions and their current-induced manipulation have been…

Magnetic skyrmions are localized particle-like nontrivial swirls that are promising in building high-performance topological spintronic devices. The read-out functions in skyrmionic devices require the translation of magnetic skyrmions to…

Mesoscale and Nanoscale Physics · Physics 2022-12-13 Jin Tang , Jialiang Jiang , Ning Wang , Yaodong Wu , Yihao Wang , Junbo Li , Y. Soh , Yimin Xiong , Lingyao Kong , Shouguo Wang , Mingliang Tian , Haifeng Du

Magnetic skyrmions are topological spin textures which are envisioned as nanometre scale information carriers in magnetic memory and logic devices. The recent demonstration of room temperature stabilization of skyrmions and their current…

Magnetic skyrmions are nanometric spin textures characterized by a quantized topological invariant in magnets and often emerge in a crystallized form called skyrmion crystal in an external magnetic field. We propose that magnets hosting a…

Mesoscale and Nanoscale Physics · Physics 2023-12-21 Mu-Kun Lee , Masahito Mochizuki

The development of energy-efficient neuromorphic hardware using spintronic devices based on antiferromagnetic (AFM) skyrmion motion on nanotracks has gained considerable interest. Owing to its properties such as robustness against external…

Magnetic skyrmions and skyrmion bags are nano-scale spin textures whose stability, size and ease of manipulation make them strong contenders for next generation data and logic applications. Skyrmion bags are composite skyrmions of any…

Mesoscale and Nanoscale Physics · Physics 2022-07-18 Charles Kind , David Foster

In this work, we utilize voltage controlled magnetic anisotropy (VCMA) to manipulate magnetic skyrmions that are fixed in space. Memory devices based on this strategy can potentially be of smaller footprint and better energy efficiency than…

Mesoscale and Nanoscale Physics · Physics 2020-09-22 Dhritiman Bhattacharya , Seyed Armin Razavi , Hao Wu , Bingqian Dai , Kang L. Wang , Jayasimha Atulasimha

Neuromorphic computing has emerged as a promising avenue towards building the next generation of intelligent computing systems. It has been proposed that memristive devices, which exhibit history-dependent conductivity modulation, could…

Inspired by the human brain, there is a strong effort to find alternative models of information processing capable of imitating the high energy efficiency of neuromorphic information processing. One possible realization of cognitive…

Disordered Systems and Neural Networks · Physics 2018-02-07 Diana Prychynenko , Matthias Sitte , Kai Litzius , Benjamin Krüger , George Bourianoff , Mathias Kläui , Jairo Sinova , Karin Everschor-Sitte

Skyrmionic devices exhibit energy-efficient and high-integration data storage and computing capabilities due to their small size, topological protection, and low drive current requirements. So, to realize these devices, an extensive study,…

Mesoscale and Nanoscale Physics · Physics 2023-09-08 Kishan K. Mishra , Aijaz H. Lone , Srikant Srinivasan , Hossein Fariborzi , Gianluca Setti

Recent years have witnessed growing interest in the field of brain-inspired computing based on neural-network architectures. In order to translate the related algorithmic models into powerful, yet energy-efficient cognitive-computing…

Disordered Systems and Neural Networks · Physics 2015-06-17 Mrigank Sharad , D. Fan , Kaushik Roy

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, which are topological particle-like excitations in ferromagnets, have attracted a lot of attention recently. Skyrmionics is an attempt to use magnetic skyrmions as information carriers in next generation spintronic…

Mesoscale and Nanoscale Physics · Physics 2015-03-26 Xichao Zhang , Motohiko Ezawa , Yan Zhou