Altermagnetism: Exploring new frontiers in magnetism and spintronics

L Bai, W Feng, S Liu, L Šmejkal… - Advanced Functional …, 2024 - Wiley Online Library
Recent developments have introduced a groundbreaking form of collinear magnetism
known as “altermagnetism”. This emerging magnetic phase is characterized by robust time …

Non-collinear antiferromagnetic spintronics

BH Rimmler, B Pal, SSP Parkin - Nature Reviews Materials, 2024 - nature.com
Spintronics aims to go beyond the charge-based paradigm of silicon-based microelectronics
by utilizing the spin degree of freedom for memory, storage and computing applications …

Enumeration and representation theory of spin space groups

X Chen, J Ren, Y Zhu, Y Yu, A Zhang, P Liu, J Li, Y Liu… - Physical Review X, 2024 - APS
Fundamental physical properties, such as phase transitions, electronic structures, and spin
excitations, in all magnetic ordered materials, were ultimately believed to rely on the …

Enumeration of spin-space groups: Toward a complete description of symmetries of magnetic orders

Y Jiang, Z Song, T Zhu, Z Fang, H Weng, ZX Liu… - Physical Review X, 2024 - APS
Symmetries of three-dimensional periodic scalar fields are described by 230 space groups
(SGs). Symmetries of three-dimensional periodic (pseudo) vector fields, however, are …

Large Band Splitting in -Wave Altermagnet CrSb

J Ding, Z Jiang, X Chen, Z Tao, Z Liu, T Li, J Liu… - Physical Review Letters, 2024 - APS
Altermagnetism (AM), a newly discovered magnetic state, ingeniously integrates the
properties of ferromagnetism and antiferromagnetism, representing a significant …

Absence of Altermagnetic Spin Splitting Character in Rutile Oxide

J Liu, J Zhan, T Li, J Liu, S Cheng, Y Shi, L Deng… - Physical Review Letters, 2024 - APS
Rutile RuO 2 has been posited as a potential d-wave altermagnetism candidate, with a
predicted significant spin splitting up to 1.4 eV. Despite accumulating theoretical predictions …

Valley-Related Multipiezo Effect and Noncollinear Spin Current in an Altermagnet Fe2Se2O Monolayer

Y Wu, L Deng, X Yin, J Tong, F Tian, X Zhang - Nano Letters, 2024 - ACS Publications
An altermagnet exhibits many novel physical phenomena because of its intrinsic
antiferromagnetic coupling and natural band spin splitting, which are expected to give rise to …

Twisted magnetic van der Waals bilayers: An ideal platform for altermagnetism

Y Liu, J Yu, CC Liu - Physical Review Letters, 2024 - APS
We introduce a universal methodology for generating and manipulating altermagnetism in
two-dimensional (2D) magnetic Van der Waals (MvdW) materials through twisting. We find …

Observation of Spin Splitting in Room‐Temperature Metallic Antiferromagnet CrSb

M Zeng, MY Zhu, YP Zhu, XR Liu, XM Ma… - Advanced …, 2024 - Wiley Online Library
Recently, unconventional antiferromagnets that enable the spin splitting (SS) of electronic
states have been theoretically proposed and experimentally realized, where the magnetic …

Interplay between altermagnetism and nonsymmorphic symmetries generating large anomalous Hall conductivity by semi-Dirac points induced anticrossings

A Fakhredine, RM Sattigeri, G Cuono, C Autieri - Physical Review B, 2023 - APS
We investigate the interplay between altermagnetic spin-splitting and nonsymmorphic
symmetries using the space group No. 62 as a testbed. Studying different magnetic orders …