Symmetry breaking for current-induced magnetization switching

L Liu, T Zhao, W Lin, X Shu, J Zhou, Z Zheng… - Applied Physics …, 2023 - pubs.aip.org
Electromagnetic phenomena, such as magnetization switching, are guided by parity and
time-reversal symmetries. Magnetic field and magnetization are time-odd axial vectors …

Growth-dependent interlayer chiral exchange and field-free switching

YH Huang, CC Huang, WB Liao, TY Chen, CF Pai - Physical Review Applied, 2022 - APS
The interfacial Dzyaloshinskii-Moriya interaction (DMI) has long been observed in normal
metal/ferromagnetic multilayers, enabling the formation of chiral domain walls, skyrmions …

Field-Free Switching in Symmetry-Breaking Multilayers: The Critical Role of Interlayer Chiral Exchange

YC Li, YH Huang, CC Huang, YT Liu, CF Pai - Physical Review Applied, 2023 - APS
It is crucial to realize field-free deterministic current-induced switching in spin-orbit-torque
magnetic random-access memory with perpendicular magnetic anisotropy (PMA). A …

Field-free spin-orbit switching of perpendicular magnetization enabled by dislocation-induced in-plane symmetry breaking

Y Liang, D Yi, T Nan, S Liu, L Zhao, Y Zhang… - Nature …, 2023 - nature.com
Current induced spin-orbit torque (SOT) holds great promise for next generation magnetic-
memory technology. Field-free SOT switching of perpendicular magnetization requires the …

[HTML][HTML] Perspectives on field-free spin–orbit torque devices for memory and computing applications

V Lopez-Dominguez, Y Shao… - Journal of Applied …, 2023 - pubs.aip.org
The emergence of embedded magnetic random-access memory (MRAM) and its integration
in mainstream semiconductor manufacturing technology have created an unprecedented …

Electrically Controlled All‐Antiferromagnetic Tunnel Junctions on Silicon with Large Room‐Temperature Magnetoresistance

J Shi, S Arpaci, V Lopez‐Dominguez… - Advanced …, 2024 - Wiley Online Library
Antiferromagnetic (AFM) materials are a pathway to spintronic memory and computing
devices with unprecedented speed, energy efficiency, and bit density. Realizing this …

Recent progress on controlling spin-orbit torques by materials design

G Ji, Y Zhang, Y Chai, T Nan - npj Spintronics, 2024 - nature.com
Spin-orbit torques (SOTs) provide an energy-efficient approach for the electrical
manipulation of magnetization, pivotal for next-generation information storage and …

Deterministic Current‐Induced Perpendicular Switching in Epitaxial Co/Pt Layers without an External Field

J Ryu, CO Avci, M Song, M Huang… - Advanced Functional …, 2023 - Wiley Online Library
Current‐induced spin‐orbit torques (SOTs) have emerged as a powerful tool to control
magnetic elements and non‐uniform magnetic textures such as domain walls and …

Noncollinear spin texture-driven torque in deterministic spin–orbit torque-induced magnetization switching

S An, HJ Seo, D Kim, KS Lee, E Baek, JS Kim, S Lee… - npj Spintronics, 2024 - nature.com
To reveal the role of chirality on field-free spin–orbit torque (SOT) induced magnetization
switching, we propose an existence of z-torque through the formation of noncollinear spin …

Field-free spin-orbit torque switching of GdCo ferrimagnet with broken lateral symmetry by He ion irradiation

T Lee, J Kim, S An, S Jeong, D Lee, D Jeong, NJ Lee… - Acta Materialia, 2023 - Elsevier
Current-induced magnetization switching by spin-orbit torque (SOT) is of great importance
for the energy-efficient operation of spin-based memory and logic devices. However, the …