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Related papers: Spin-neutral currents for spintronics

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For a long time, there have been no efficient ways of controlling antiferromagnets. Quite a strong magnetic field was required to manipulate the magnetic moments because of a high molecular field and a small magnetic susceptibility. It was…

Materials Science · Physics 2017-08-28 Takahiro Moriyama , Kent Oda , Teruo Ono

Antiferromagnetic spintronics offers the potential for higher-frequency operations and improved insensitivity to magnetic fields compared to ferromagnetic spintronics. However, previous electrical techniques to detect antiferromagnetic…

Fully-compensated ferrimagnets exhibit zero net magnetic moment yet display non-relativistic global spin splitting, making them highly advantageous for constructing high-performance spintronic devices. The general strategy is to break the…

Materials Science · Physics 2025-07-16 San-Dong Guo , Shaobo Chen , Guangzhao Wang

Magnetic tunnel junctions (MTJs) are key elements in practical spintronics, enabling not only conventional tasks such as data storage, transmission, and processing but also the implementation of compute-in-memory processing elements,…

Other Condensed Matter · Physics 2025-12-09 Maksim Stebliy , Alex Jenkins , Luana Benetti , Ricardo Ferreira

Magnetic tunnel junctions (MTJs), that consist of two ferromagnetic electrodes separated by an insulating barrier layer, have non-trivial fundamental properties associated with spin-dependent tunneling. Especially interesting are fully…

Materials Science · Physics 2024-09-12 Kartik Samanta , Evgeny Y. Tsymbal

Using a pure electric current to control kagome noncollinear antiferromagnets is promising in information storage and processing, but a full description is still lacking, in particular, on intrinsic (i.e., no external magnetic fields or…

Mesoscale and Nanoscale Physics · Physics 2024-04-01 Yiyuan Chen , Z. Z. Du , Hai-Zhou Lu , X. C. Xie

Antiferromagnetic materials promise improved performance for spintronic applications, as they are robust against external magnetic field perturbations and allow for faster magnetization dynamics compared to ferromagnets. The direct…

We investigate spin transport in two dimensional ferromagnetic (FTI) and antiferromagnetic (AFTI) topological insulators. In presence of an in plane magnetization AFTI supports zero energy modes, which enables topologically protected edge…

Mesoscale and Nanoscale Physics · Physics 2017-01-26 Sumit Ghosh , Aurelien Manchon

Antiferromagnetic spintronics is an emerging research field whose focus is on the electrical and optical control of the antiferromagnetic order parameter and its utility in information technology devices. An example of recently discovered…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 O. Gomonay , T. Jungwirth , J. Sinova

Electric control of N\'eel vector is a central task of antiferromagnetic (AFM) spintronics. The major scheme so far relies on the linear N\'eel torque, which however is restricted to AFMs with broken inversion symmetry. Here, we propose a…

Materials Science · Physics 2025-06-13 Jin Cao , Weikang Wu , Huiying Liu , Shen Lai , Cong Xiao , X. C. Xie , Shengyuan A. Yang

Researchers have recently identified a novel class of magnetism, termed "altermagnetism", which exhibits characteristics of both ferromagnetism and antiferromagnetism. Here, we report a groundbreaking discovery of efficient field-free…

Applied Physics · Physics 2024-07-11 Zhuoyi Li , Zhe Zhang , Xianyang Lu , Yongbing Xu

We consider current-induced spin-transfer torque on an antiferromagnet in a dual spin-valve setup. It is demonstrated that a net magnetization may be induced in the AFM by partially or completely aligning the sublattice magnetizations via a…

Mesoscale and Nanoscale Physics · Physics 2015-05-30 Jacob Linder

Spintronics is an approach to electronics in which the spin of the electrons is exploited to control the electric resistance R of devices. One basic building block is the spin-valve, which is formed if two ferromagnetic electrodes are…

Mesoscale and Nanoscale Physics · Physics 2016-08-16 Sangeeta Sahoo , Takis Kontos , Jürg Furer , Christian Hoffmann , Matthias Gräber , Audrey Cottet , Christian Schönenberger

Altermagnet-based heterojunctions have demonstrated magnetoresistive effects in experiments, however, a predictive theoretical model for non-ferromagnetic structures has remained elusive. In this work, we develop a tunneling-based…

Materials Science · Physics 2026-04-17 Kun Yan , Yizhi Hu , Wei-Hua Xiao , Xiaolong Zou , Xiaobin Chen , Wenhui Duan

The switching speed and the write current required for spin-transfer-torque reversal of spintronic devices such as magnetic tunnel junctions (MTJ) currently hinder their wide implementation into memory and logic devices. This problem is…

Mesoscale and Nanoscale Physics · Physics 2016-09-27 Kerem Yunus Camsari , Ahmed Zeeshan Pervaiz , Rafatul Faria , Ernesto E. Marinero , Supriyo Datta

Modern magnetic memory technology requires unconventional transverse spin current to achieve deterministic switching of perpendicular magnetization. Spin current in antiferromagnets (AFMs) has been long thought to be trivial as nonmagnets.…

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

Antiferromagnets offer an attractive platform for spintronics due to their absence of net magnetization and ultrafast spin dynamics, yet their intrinsically spin-compensated electronic structure has traditionally limited their active role…

Strongly Correlated Electrons · Physics 2026-03-23 Joel Bobadilla , Alberto Camjayi

Ferromagnets are key materials for sensing and memory applications. In contrast, antiferromagnets that represent the more common form of magnetically ordered materials, have so far found less practical application beyond their use for…

Mesoscale and Nanoscale Physics · Physics 2017-05-31 J. Železný , P. Wadley , K. Olejník. A. Hoffmann , H. Ohno

The field of 2D magnetic materials has paved the way for the development of spintronics and nanodevices with new functionalities. Utilizing antiferromagnetic materials, in addition to layered van der Waals (vdW) ferromagnetic materials, has…

Materials Science · Physics 2023-10-05 Lishu Zhang , Hui Li , Yanyan Jiang , Zishen Wang , Tao Li , Sumit Ghosh