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Related papers: Observing Altermagnetism using Polarized Neutrons

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Spin-polarized antiferromagnets have recently gained significant interest because they combine the advantages of both ferromagnets (spin polarization) and antiferromagnets (absence of net magnetization) for spintronics applications. In…

Materials Science · Physics 2024-08-29 Soho Shim , M. Mehraeen , Joseph Sklenar , Steven S. -L. Zhang , Axel Hoffmann , Nadya Mason

We discuss a possibility of superconductivity in the p-wave magnets. These are recently discovered materials that have zero net magnetization by symmetry and finite non-relativistic spin splitting of electron bands, like in altermagnets.…

Superconductivity · Physics 2026-01-28 Maxim Khodas , Libor Šmejkal , I. I. Mazin

Altermagnets are a novel class of materials that combine antiferromagnetic spin ordering with non-relativistic spin splitting (NRSS) in their band structure, making them promising candidates for spintronics applications without requiring…

Strongly Correlated Electrons · Physics 2025-08-12 Niklas Sicheler , Roberto Raimondi , Giorgio Sangiovanni , Lorenzo Del Re

Net-zero-magnetization magnets are attracting significant research interest, driven by their potential for ultrahigh density and ultrafast performance. Among these materials, the altermagnets possess alternating spin-splitting band…

Materials Science · Physics 2025-04-01 San-Dong Guo

Governed by specific symmetries, altermagnetism is an emerging field in condensed matter physics, characterized by unique spin-splitting of the bands in the momentum space co-existing with the compensated magnetization as in…

Altermagnets represent a promising class of magnetic materials owing to their distinctive spin-split band structures in the absence of net magnetization. Here, we present a first-principles investigation of altermagnetism in magnetically…

Materials Science · Physics 2026-01-07 Ezra Day-Roberts , Huan Wu , Onur Erten , A. S Botana

Spin-driven multiferroics exhibit strong magnetoelectric coupling, with notable polarization changes under a magnetic field, but these effects are usually limited to high-Z magnetic insulators with low electronic polarization. In this work,…

Materials Science · Physics 2024-12-31 Ranquan Cao , Ruizhi Dong , Ruixiang Fei , Yugui Yao

We revise existing group-theoretical approaches for a treatment of nonrelativistic collinear magnetic systems with perfect translation invariance. We show that full symmetry groups of these systems, which contain elements with independent…

Materials Science · Physics 2022-09-30 Ilja Turek

Altermagnets exhibit nonrelativistic spin splitting due to the breaking of time-reversal symmetry and have been garnering significant attention as promising materials for spintronic applications. In contrast, conventional antiferromagnets…

Materials Science · Physics 2026-02-03 Jin Matsuda , Hikaru Watanabe , Ryotaro Arita

Altermagnets with pronounced spin-splitting band structure, unconventional magnetic and crystal symmetries, and exotic magneto-transport properties have received immense interest in cutting-edge spintronics, materials science, and condensed…

Altermagnets (AMs) constitute a novel class of spin-compensated materials in which opposite-spin sublattices are connected by a crystal rotation, causing their electronic iso-energy surfaces to be spin-split. While cubic and tetragonal…

It was recently discovered that, depending on their symmetries, collinear antiferromagnets may break spin degeneracy in momentum space, even in absence of spin-orbit coupling. Such systems, dubbed altermagnets, have electronic bands with a…

Strongly Correlated Electrons · Physics 2025-05-16 Kostiantyn V. Yershov , Volodymyr P. Kravchuk , Maria Daghofer , Jeroen van den Brink

Momentum-dependent spin splitting and its relation to inversion ($P$) and time-reversal ($T$) symmetries are central to nonrelativistic spintronics. Representative examples include collinear altermagnets with $(P,T)=(+,-)$ and non-collinear…

Mesoscale and Nanoscale Physics · Physics 2026-05-06 Yue Yu

Altermagnet is a class of antiferromagnets, which shows a staggered spin ordering with wave vector ${\bm q}=0$, while its net magnetization is canceled out in the limit of zero relativistic spin-orbit coupling. The simplest case is when the…

Strongly Correlated Electrons · Physics 2024-11-19 Makoto Naka , Yukitoshi Motome , Hitoshi Seo

Altermagnets exhibit spin-split electronic bands like ferromagnets, yet they are magnetically compensated like collinear antiferromagnets. Altermagnets thus combine the benefits of ferromagnets and antiferromagnets, opening routes to…

Strongly Correlated Electrons · Physics 2026-03-17 Zeyu Ma , Yidi Wang , Gal Tuvia , Kevin Hauser , Jiaqiang Yan , Jennifer E. Hoffman

Altermagnets constitute a class of collinear magnets with momentum-dependent spin splitting and vanishing net magnetization. Direct observation of the characteristic altermagnetic spin splitting, however, remains challenging. Indirect…

Mesoscale and Nanoscale Physics · Physics 2026-02-18 Arsen Herasymchuk , Karl Bergson Hallberg , Erik Wegner Hodt , Jacob Linder , E. V. Gorbar , Pavlo Sukhachov

Altermagnets (A$\ell$Ms) constitute a novel family of magnetic materials characterized by the absence of net magnetization and the presence of spin-polarized band structures. Whereas A$\ell$M phases were initially proposed in collinear…

Materials Science · Physics 2026-03-03 Mengli Hu , Mikel I. Iraola , Paul McClarty , Jeroen van den Brink , Maia G. Vergniory

Magnetoelectric coupling is crucial for uncovering fundamental phenomena and advancing technologies in high-density data storage and energy-efficient devices. The emergence of altermagnets, which unify the advantages of ferromagnets and…

Materials Science · Physics 2025-03-18 Xunkai Duan , Jiayong Zhang , Ziye Zhu , Yuntian Liu , Zhenyu Zhang , Igor Zutic , Tong Zhou

Altermagnets have attracted intense interest because they have the advantages of both ferromagnets and antiferromagnets. However, their experimental identification remains challenging, in particular for the A-type altermagnets that account…

Mesoscale and Nanoscale Physics · Physics 2026-05-15 Zhoujian Sun , Yiyuan Chen , Tao Yu , Hai-Zhou Lu , X. C. Xie

Femtosecond laser control of antiferromagnetic order is a cornerstone for future memory and logic devices operating at terahertz clock rates. The advent of altermagnets -- antiferromagnets with unconventional spin-group symmetries --…

Strongly Correlated Electrons · Physics 2025-09-16 Tiangao Lu , Ao Wu , Junxiang Li , Meng Zeng , Di Cheng , Chang Liu , Jiangbin Gong , Xinwei Li