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Related papers: Roadmap of spin-orbit torques

200 papers

Electrical control of magnetization is of crucial importance for integrated spintronics devices. Spin-orbit torques (SOT) in heavy-metal/ferromagnetic heterostructures have emerged as promising tool to achieve efficiently current-induced…

Materials Science · Physics 2021-07-21 Leandro Salemi , Marco Berritta , Peter M. Oppeneer

Spin-orbit torque (SOT) enables efficient current-driven control of magnetization, offering a promising pathway toward low-power spintronic devices. However, the origin and propagation of both damping-like (DL) and field-like (FL) SOTs in…

Materials Science · Physics 2026-03-13 Yuming Bai , Rulin Tian , Yue Zhang , Tao Wang

(Bi$_{1-x}$Sb$_x$)$_2$Te$_3$ topological insulators (TIs) are gathering increasing attention owing to their large charge-to-spin conversion efficiency and the ensuing spin-orbit torques (SOTs) that can be used to manipulate the…

Symmetry and magnitude of spin-orbit torques (SOT), i.e., current-induced torques on the magnetization of systems lacking inversion symmetry, are investigated in a fully relativistic linear response framework based on the Kubo formalism. By…

Materials Science · Physics 2016-08-12 Sebastian Wimmer , Kristina Chadova , Marten Seemann , Diemo Ködderitzsch , Hubert Ebert

Spin-orbit coupling in inversion-asymmetric magnetic crystals and structures has emerged as a powerful tool to generate complex magnetic textures, interconvert charge and spin under applied current, and control magnetization dynamics.…

Mesoscale and Nanoscale Physics · Physics 2019-10-02 A. Manchon , J. Zelezný , I. M. Miron , T. Jungwirth , J. Sinova , A. Thiaville , K. Garello , P. Gambardella

Magnetization reversal of a perpendicular ferromagnetic free layer by spin-orbit torque (SOT) is an attractive alternative to spin-transfer torque (STT) switching in magnetic random-access memory (MRAM) where the write process involves…

Mesoscale and Nanoscale Physics · Physics 2015-11-19 Yong-Chang Lau , Davide Betto , Karsten Rode , JMD Coey , Plamen Stamenov

Motivated by recent experiments observing a large antidamping spin-orbit torque (SOT) on the surface of a three-dimensional topological insulator, we investigate the origin of the current-induced SOT beyond linear-response theory. We find…

Mesoscale and Nanoscale Physics · Physics 2022-03-02 Yong-Long Zhou , Hou-Jian Duan , Yong-jia Wu , Ming-Xun Deng , Lan Wang , Dimitrie Culcer , Rui-Qiang Wang

In this study, the spin-orbit torque (SOT) in light metal oxide systems is investigated using an experimental approach based on harmonic Hall voltage techniques in out-of-plane (OOP) angular geometry for samples with in-plane magnetic…

Materials Science · Physics 2025-01-03 Y. Xu , B. Bony , S. Krishnia , R. Torrão Victor , S. Collin , A. Fert , J. -M. George , V. Cros , H. Jaffrès

Current-induced spin-transfer torques (STT) and spin-orbit torques (SOT) enable the electrical switching of magnetic tunnel junctions (MTJs) in nonvolatile magnetic random access memories. In order to develop faster memory devices, an…

Spin-based memories are attractive for their non-volatility and high durability but provide modest resistance changes, whereas semiconductor logic transistors are capable of large resistance changes, but lack memory function with high…

Electrically controllable non-volatile magnetic memories show great potential for the replacement of semiconductor-based technologies. Recently there has been strong interest in spin-orbit torque (SOT) induced magnetization reversal due to…

Current-induced magnetization switching by spin-orbit torque (SOT) holds considerable promise for next generation ultralow-power memory and logic applications. In most cases, generation of spin-orbit torques has relied on an external…

Mesoscale and Nanoscale Physics · Physics 2020-03-03 Yu Sheng , Yi Cao , Kevin William Edmonds , Yang Ji , Houzhi Zheng , Kaiyou Wang

Current induced magnetization switching by spin-orbit torques offers an energy-efficient means of writing information in heavy metal/ferromagnet (FM) multilayer systems. The relative contributions of field-like torques and damping-like…

Mesoscale and Nanoscale Physics · Physics 2015-10-12 Meiyin Yang , Kaiming Cai , Hailang Ju , Kevin William Edmonds , Guang Yang , Shuai Liu , Baohe Li , Bao Zhang , Yu Sheng , Shouguo Wang , Yang Ji , Kaiyou Wang

Magnetic van der Waals (vdW) materials have attracted massive attention because of their academic interest and application potential for the past few years. Its main advantage is the intrinsic two-dimensionality, enabling much smaller…

Materials Science · Physics 2025-01-08 Jingyuan Cui , Kai-Xuan Zhang , Je-Geun Park

Spin-orbit torques (SOTs) have opened a novel way to manipulate the magnetization using in-plane current, with a great potential for the development of fast and low power information technologies. It has been recently shown that…

The origins of the spin-orbit torque (SOT) at ferromagnet/topological insulator (FM/TI) interfaces are incompletely understood. Theory has overwhelmingly focussed on the Edelstein effect due to the surface states in the presence of a scalar…

Materials Science · Physics 2022-12-16 Mohsen Farokhnezhad , Reza Asgari , Dimitrie Culcer

Spin-orbit-torque magnetic random access memory (SOT-MRAM) is a promising technology for the next generation of data storage devices. The main bottleneck of this technology is the high reversal current density threshold. This outstanding…

Mesoscale and Nanoscale Physics · Physics 2018-04-25 Yin Zhang , H. Y. Yuan , X. S. Wang , X. R. Wang

Spin Orbit Torque-Magnetic Random Access Memory (SOT-MRAM) is being developed as a successor to the Spin transfer torque MRAM (STT-MRAM) owing to its superior performance on the metrics of reliability and read-write speed. SOT switching of…

Mesoscale and Nanoscale Physics · Physics 2025-10-31 Akanksha Chouhan , Heston A. Mendonca , Abhishek Erram , Ashwin A. Tulapurkar

We demonstrate spin-orbit torque (SOT) switching of amorphous CoTb single layer films with perpendicular magnetic anisotropy (PMA). The switching sustains even the film thickness is above 10 nm, where the critical switching current density…

Spin-orbit torque (SOT) is a candidate technique in next generation magnetic random-access memory (MRAM). Recently, experiments show that some material with low-symmetric crystalline or magnetic structures can generate anomalous SOT that…

Applied Physics · Physics 2023-08-09 TianYi Zhang , CaiHua Wan , XiuFeng Han
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