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The compensated magnetic order and characteristic, terahertz frequencies of antiferromagnetic materials makes them promising candidates to develop a new class of robust, ultra-fast spintronic devices. The manipulation of antiferromagnetic…

In most ferromagnets the magnetization rotates from one domain to the next with no preferred handedness. However, broken inversion symmetry can lift the chiral degeneracy, leading to topologically-rich spin textures such as spin-spirals and…

Materials Science · Physics 2016-01-29 Satoru Emori , Uwe Bauer , Sung-Min Ahn , Eduardo Martinez , Geoffrey S. D. Beach

Antiferromagnetic spintronics focuses on investigating and using antiferromagnets as active elements in spintronics structures. Last decade advances in relativistic spintronics led to the discovery of the staggered, current-induced field in…

Mesoscale and Nanoscale Physics · Physics 2018-04-17 Libor Šmejkal , Tomáš Jungwirth

We theoretically investigate the ground states of a chiral magnet with a square anisotropy and show that it supports domain wall networks as stable ground states. A domain wall junction in the domain wall network turns out to be a skyrmion…

Mesoscale and Nanoscale Physics · Physics 2025-09-24 Seungho Lee , Toshiaki Fujimori , Muneto Nitta , Se Kwon Kim

Ferromagnetic domain walls -transitional regions between magnetic domains- are an essential ingredient for racetrack memory, a device concept that promises to deliver faster and more compact memory storage compared to other non-volatile…

Mesoscale and Nanoscale Physics · Physics 2026-03-12 A. L. Bassant , Y. M. J. Ohlsen , M. Cherkasskii , P. B. He , R. A. Duine

Antiferromagnetic (AFM) and ferromagnetic (FM) skyrmions possess unique advantages for spintronic applications. AFM skyrmions eliminate the skyrmion Hall effect and exhibit fast dynamics, whereas FM skyrmions are easier to nucleate and…

Materials Science · Physics 2026-04-03 Xinyang Jiang , Jian Wu , Weiyi Pan

We search for dynamical magnetoelectric phenomena in three-dimensional correlated systems with spin-orbit coupling. We focus on the antiferromagnetic insulator phases where the dynamical axion field is realized by the fluctuation of the…

Strongly Correlated Electrons · Physics 2016-03-02 Akihiko Sekine , Kentaro Nomura

In this work, we study the antiferromagnetic (AFM) spin dynamics in heterostructures which consist of two kinds of AFM layers. Our micromagnetic simulations demonstrate that the AFM domain-wall (DW) can be driven by the other one (driven by…

Applied Physics · Physics 2018-09-12 Y. L. Zhang , Z. Y. Chen , Z. R. Yan , D. Y. Chen , Z. Fan , M. H. Qin

Our world is composed of various materials with different structures, where spin structures have been playing a pivotal role in spintronic devices of the contemporary information technology. Apart from conventional collinear spin materials…

Mesoscale and Nanoscale Physics · Physics 2020-01-03 Peixin Qin , Han Yan , Xiaoning Wang , Zexin Feng , Huixin Guo , Xiaorong Zhou , Haojiang Wu , Xin Zhang , Zhaoguogang Leng , Hongyu Chen , Zhiqi Liu

The recent demonstrations of electrical manipulation and detection of antiferromagnetic spins have opened up a chapter in the spintronics story. In this article, we review the emerging research field that is exploring synergies between…

Mesoscale and Nanoscale Physics · Physics 2017-06-05 Libor Šmejkal , Yuriy Mokrousov , Binghai Yan , Allan H. MacDonald

The magnetic textures of Weyl semimetals are embedded into their topological structure and interact dynamically with it. Here, we examine electric field-induced structural phase transitions in domain walls mediated by the spin transfer…

Materials Science · Physics 2023-07-20 Shiva Heidari , Reza Asgari , Dimitrie Culcer

Materials with long-range order like ferromagnetism or ferroelectricity exhibit uniform, yet differently oriented three-dimensional regions called domains that are separated by two-dimensional topological defects termed domain…

Materials Science · Physics 2021-05-13 E. Hassanpour , M. C. Weber , A. Bortis , Y. Tokunaga , Y. Taguchi , Y. Tokura , A. Cano , Th. Lottermoser , M. Fiebig

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…

Mesoscale and Nanoscale Physics · Physics 2020-06-23 Xiangjun Xing , Johan Åkerman , Yan Zhou

We theoretically study the interaction of magnons, quanta of spin waves, and a domain wall in a one-dimensional easy-axis antiferromagnet in the presence of an external magnetic field applied along the easy axis. To this end, we begin by…

Mesoscale and Nanoscale Physics · Physics 2020-06-19 Pengtao Shen , Yaroslav Tserkovnyak , Se Kwon Kim

Topologically non-trivial spin textures, such as skyrmions and dislocations, display emergent electrodynamics and can be moved by spin currents over macroscopic distances. These unique properties and their nanoscale size make them excellent…

Antiferromagnetic (AFM) skyrmions, which are resistant to both the skyrmion Hall effect and external magnetic perturbations, are expected to be promising candidates for next-generation spintronics devices. Despite being observed in bulk…

Mesoscale and Nanoscale Physics · Physics 2024-05-16 Weiyi Pan , Zhiming Xu

Due to the difficulty in detecting and manipulating magnetic states of antiferromagnetic materials, studying their switching dynamics using electrical methods remains a challenging task. In this work, by employing heavy metal/rare…

Materials Science · Physics 2020-01-03 Saima A Siddiqui , Jiahao Han , Joseph T Finley , Caroline A Ross , Luqiao Liu

Magnetic domain walls in antiferromagnets have been proposed as key components for faster conventional information processing, thanks to their enhanced stability and ultrafast propagation. However, how non-conventional computing methods…

Collinear antiferromagnetic (AFM) materials have unique promise of no stray fields, display ultrafast dynamics, and being robust against perturbation filed which motivates the extensive research of antiferromagnetic spintronics. However,…

Harnessing the unique properties of non-collinear antiferromagnets (AFMs) will be essential for exploiting the full potential of antiferromagnetic spintronics. Indeed, many of the effects enabling ferromagnetic spintronic devices have a…