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Related papers: Nonlinear Piezomagnetic Effects in $g$-wave Alterm…

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Compensated magnets with vanishing net magnetization can exhibit both pronounced spin splitting and unconventional band degeneracies. In altermagnets, such degeneracies are enforced by crystal and magnetic symmetries. In compensated…

Mesoscale and Nanoscale Physics · Physics 2026-04-16 Seung Hun Lee , Yuting Qian , Xi Dai , Bohm-Jung Yang

It is shown that the flow of electric current in an altermagnet results in the formation of a homogeneous electron spin orientation in the sample. The spin of the conduction electrons generated in altermagnets with $d$-wave spin-momentum…

Mesoscale and Nanoscale Physics · Physics 2025-03-18 L. E. Golub , L. Šmejkal

Owing to their relevance for spintronics, electronic band splitting and spin-polarization textures in magnets are active areas of research. In non-collinear magnets, alternating spin textures can arise both for isolated bands and for…

Mesoscale and Nanoscale Physics · Physics 2026-03-20 Moritz M. Hirschmann , Akira Furusaki , Max Hirschberger

The recent discovery of altermagnets has opened new perspectives in the field of ordered phases in condensed matter. In strongly-correlated superfluids, the nodal p-wave and d-wave ordered phases of $^{3}$He and cuprates play a prominent…

Materials Science · Physics 2024-09-17 Tomas Jungwirth , Rafael M. Fernandes , Jairo Sinova , Libor Smejkal

Current-induced spin generations are of significant importance for electrically controllable magnetization. Due to symmetry constraints, linear spin generation is absent in centrosymmetric magnets and nonlinear contributions become crucial.…

Mesoscale and Nanoscale Physics · Physics 2025-06-26 Jie Zhang , Ruijing Fang , Zhichao Zhou , Xiao Li

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

We present a phenomenological theory of altermagnets, that captures their unique magnetization dynamics and allows modelling magnetic textures in this new magnetic phase. Focusing on the prototypical d-wave altermagnets, e.g. RuO$_2$, we…

Mesoscale and Nanoscale Physics · Physics 2024-07-30 O. Gomonay , V. P. Kravchuk , R. Jaeschke-Ubiergo , K. V. Yershov , T. Jungwirth , L. Šmejkal , J. van den Brink , J. Sinova

We study the interplay between superconductivity and altermagnetism in disordered systems using recently derived quantum kinetic transport equations. Starting from this framework, we derive the Ginzburg-Landau free energy and identify, in…

Superconductivity · Physics 2026-05-05 Rodrigo de las Heras , Tim Kokkeler , Stefan Ilić , Ilya V. Tokatly , F. Sebastian Bergeret

Altermagnet is an exotic class of magnetic materials wherein the Fermi surface exhibits a momentum-dependent spin-splitting while maintaining a net zero magnetization. Previous studies have shown that this distinctive spin-splitting can…

Superconductivity · Physics 2025-02-05 SeungBeom Hong , Moon Jip Park , Kyoung-Min Kim

Altermagnets are an emergent class of materials combining features of ferro- and antiferro-magnetic materials. They have spin-separated bands normally associated with ferromagnets, but a vanishing net magnetization. Moreover the symmetries…

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

Altermagnetism is characterized by even-parity spin-momentum locking in spin-split bands despite zero net magnetization and negligible spin-orbit coupling. Here, we formulate a microscopic framework that links altermagnetic splitting in…

Materials Science · Physics 2026-05-26 Yixuan Che , Peibo Xu , Haifeng Lv , Xiaojun Wu , Jinlong Yang

A novel collinear magnetic phase, termed ``altermagnetism,'' has recently been uncovered, characterized by zero net magnetization and momentum-dependent collinear spin-splitting. To understand the intriguing physical effects of altermagnets…

Strongly Correlated Electrons · Physics 2025-02-12 Hao-Ran Hu , Xiangang Wan , Wei Chen

We have investigated the piezomagnetic (PZM) effect of the rare-earth-based g-wave altermagnet TbPt6Al3 by magnetization measurements of single-crystalline samples under uniaxial stress sigma. The magnetization in magnetic field along the…

Strongly Correlated Electrons · Physics 2026-04-29 Ryohei Oishi , Kazunori Umeo , Takuya Aoyama , Takahiro Onimaru , Kaya Kobayashi

Inertial effects in spin dynamics are theoretically predicted to emerge at ultrashort time scales, but their experimental signatures are often ambiguous. Here, we calculate the spin-wave spectrum in ferromagnets and two-sublattice…

Mesoscale and Nanoscale Physics · Physics 2022-10-26 Ritwik Mondal , Levente Rózsa

The recently discovered altermagnets exhibit collinear magnetic order with zero net magnetization but with unconventional spin-polarized d/g/i-wave band structures, expanding the known paradigms of ferromagnets and antiferromagnets. In…

For all collinear altermagnets, we sort out piezomagnetic free-energy invariants allowed in the nonrelativistic limit and relativistic piezomagnetic invariants bilinear in the N\'eel vector $\mathbf{L}$ and magnetization $\mathbf{M}$, which…

Materials Science · Physics 2026-03-24 M. Khodas , Sai Mu , I. I. Mazin , K. D. Belashchenko

The Stern-Gerlach (SG) effect is well known as the spin-dependent splitting of a beam of atoms carrying magnetic moments by a magnetic-field gradient, leading to the concept of electron spin. Antiferromagnets can accommodate two magnon…

Mesoscale and Nanoscale Physics · Physics 2022-07-01 Zhenyu Wang , Weiwei Bao , Yunshan Cao , Peng Yan

We provide a systematic quantitative description of spin polarization in armchair and zigzag graphene nanoribbons in a perpendicular magnetic field. We first address spinless electrons within the Hartree approximation studying the evolution…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 S. Ihnatsenka , I. V. Zozoulenko

Profiles of the spin and orbital angular momentum accumulations induced by a longitudinally applied electric field are explored in nanoribbons of $p$-band systems with a honeycomb lattice. We show that nanoribbons with zigzag borders can…

Mesoscale and Nanoscale Physics · Physics 2021-10-05 Tarik P. Cysne , Filipe S. M. Guimarães , Luis M. Canonico , Tatiana G. Rappoport , R. B. Muniz