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Related papers: Spin-orbit torque in completely compensated synthe…

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The phenomenon originating from spin-orbit coupling (SOC) provides energy-efficient strategies for spin manipulation and device applications. The broken inversion symmetry interface and resulting electric field induce a Rashba-type…

Mesoscale and Nanoscale Physics · Physics 2022-07-12 Xinhe Wang , Wei Yang , Wang Yang , Yuan Cao , Xiaoyang Lin , Guodong Wei , Haichang Lu , Peizhe Tang , Weisheng Zhao

Spin torques in magnetic multilayers are produced by spin polarization $P$ of ferromagnetic (F) layers, and increase with growing $P$. The latter, however, cannot exceed the $P=1$ value found in half metals. We study the $P=1$ case to find…

Materials Science · Physics 2024-06-21 V. Shablenko , Ya. B. Bazaliy

Spin-mechanical coupling is vital in diverse fields including spintronics, sensing and quantum transduction. Two-dimensional (2D) magnetic materials provide a unique platform for investigating spin-mechanical coupling, attributed to their…

Mesoscale and Nanoscale Physics · Physics 2024-08-07 Fan Fei , Yulu Mao , Wuzhang Fang , Wenhao Liu , Jack P. Rollins , Aswin L. N. Kondusamy , Bing Lv , Yuan Ping , Ying Wang , Jun Xiao

The ability to switch magnetic elements by spin-orbit-induced torques has recently attracted much attention for a path towards high-performance, non-volatile memories with low power consumption. Realizing efficient spin-orbit-based…

Materials Science · Physics 2020-07-01 Shiheng Liang , Shuyuan Shi , Chuang-Han Hsu , Kaiming Cai , Yi Wang , Pan He , Yang Wu , Vitor M. Pereira , Hyunsoo Yang

Spin-orbit coupling (SOC) is a key interaction in spintronics, allowing an electrical control of spin or magnetization and, vice versa, a magnetic control of electrical current. However, recent advances have revealed much broader…

In synthetic antiferromagnets (SAFs) the combination of antiferromagnetic order and synthesis using conventional sputtering techniques is combined to produce systems that are advantageous for spintronics applications. Here we present the…

Current induced spin-orbit magnetic fields (iSOFs), arising either in single-crystalline ferromagnets with broken inversion symmetry1,2 or in non-magnetic metal/ferromagnetic metal bilayers3,4, can produce spin-orbit torques which act on a…

Mesoscale and Nanoscale Physics · Physics 2018-04-27 L. Chen , M. Gmitra , M. Vogel , R. Islinger , M. Kronseder , D. Schuh , D. Bougeard , J. Fabian , D. Weiss , C. H. Back

Electrical current-induced deterministic magnetization switching in a magnetic multilayer structure without external magnetic field is realized by utilizing interlayer exchange coupling. Two ferromagnetic Co layers, with in-plane and…

Materials Science · Physics 2018-04-04 Yu Sheng , Kevin William Edmonds , Xingqiao Ma , Houzhi Zheng , Kaiyou Wang

Spin-Orbit Torque (SOT) Magnetic Random-Access Memory (MRAM) devices offer improved power efficiency, nonvolatility, and performance compared to static RAM, making them ideal, for instance, for cache memory applications. Efficient…

The scaling of magnetic memory into nanometer size calls for a theoretical model to accurately predict the switching current. Previous models show large discrepancy with experiments in studying the spin-orbit torque switching of…

Mesoscale and Nanoscale Physics · Physics 2024-08-27 Xue Zhang , Zhengde Xu , Zhifeng Zhu

Current induced spin-orbit torques driven by the conventional spin Hall effect are widely used to manipulate the magnetization. This approach, however, is nondeterministic and inefficient for the switching of magnets with perpendicular…

Towards understanding the multi-orbital quantum antiferromagnetism in iron pnictides, effective spin couplings and spin fluctuation induced quantum corrections to sublattice magnetization are obtained in the $(\pi,0)$ AF state of a…

Strongly Correlated Electrons · Physics 2016-08-03 Sayandip Ghosh , Nimisha Raghuvanshi , Shubhajyoti Mohapatra , Ashish Kumar , Avinash Singh

This study reports the magnetization switching induced by spin-orbit torque (SOT) from the spin current generated in Co2MnGa magnetic Weyl semimetal (WSM) thin films. We deposited epitaxial Co2MnGa thin films with highly B2-ordered…

Materials Science · Physics 2021-02-09 Ke Tang , Zhenchao Wen , Yong-Chang Lau , Hiroaki Sukegawa , Takeshi Seki , Seiji Mitani

Incorporating zero-net-magnetization magnets that exhibit spin-splitting into spintronics delivers key advantages: faster switching dynamics, greater immunity to destabilizing fields, lower power consumption, and markedly improved overall…

Materials Science · Physics 2025-07-16 San-Dong Guo

Picosecond switching of the staggered antiferromagnetic order is shown to be realizable through spin-transfer torques from a short current pulse. The coupled dynamics of sublattice magnetization is mapped onto a classical pendulum subject…

Mesoscale and Nanoscale Physics · Physics 2015-03-03 Ran Cheng , Matthew W. Daniels , Jian-Gang Zhu , Di Xiao

Orbital torque (OT) offers a highly efficient way for electrical magnetization manipulation. However, its potential in the emerging field of flexible spintronics remains largely unexplored. Here, we demonstrate a flexible and robust OT…

Materials Science · Physics 2025-08-27 Liguang Gong , Jian Song , Bin Lao , Run-Wei Li , Zhiming Wang

Spin orbit torque (SOT) has been considered as one of the promising technologies for the next-generation magnetic random access memory (MRAM). So far, SOT has been widely utilized for inducing various modes of magnetization switching.…

Applied Physics · Physics 2022-10-19 Tongxi Liu , Zhaohao Wang , Min Wang , Chao Wang , Bi Wu , Weiqiang Liu , Weisheng Zhao

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

The spin-orbit torque (SOT) in a compensated ferrimagnetic Weyl semimetal, ${\rm Ti}_{2}{\rm MnAl}$, is studied by the linear response theory. We elucidate that the SOT driven by all the occupied electronic states is present in magnetic…

Mesoscale and Nanoscale Physics · Physics 2025-06-18 Tomonari Meguro , Akihiro Ozawa , Koji Kobayashi , Yasufumi Araki , Kentaro Nomura

The spin Hall effect originating from 5d heavy transition metal thin films such as Pt, Ta, and W is able to generate efficient spin-orbit torques that can switch adjacent magnetic layers. This mechanism can serve as an alternative to…

Materials Science · Physics 2019-08-30 Wei-Bang Liao , Tian-Yue Chen , Yari Ferrante , Stuart S. P. Parkin , Chi-Feng Pai