Current-induced spin-orbit torques in ferromagnetic and antiferromagnetic systems

A Manchon, J Železný, IM Miron, T Jungwirth… - Reviews of Modern …, 2019 - APS
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 …

Anomalous current-induced spin torques in ferrimagnets near compensation

R Mishra, J Yu, X Qiu, M Motapothula, T Venkatesan… - Physical review …, 2017 - APS
While current-induced spin-orbit torques have been extensively studied in ferromagnets and
antiferromagnets, ferrimagnets have been less studied. Here we report the presence of …

Interface-Enhanced Spin-Orbit Torques and Current-Induced Magnetization Switching of Layers

A Ghosh, K Garello, CO Avci, M Gabureac… - Physical Review …, 2017 - APS
Magnetic heterostructures that combine large spin-orbit torque efficiency, perpendicular
magnetic anisotropy, and low resistivity are key to develo** electrically controlled memory …

[HTML][HTML] Spin-orbit torques in ferrimagnetic GdFeCo alloys

N Roschewsky, T Matsumura, S Cheema… - Applied Physics …, 2016 - pubs.aip.org
The spin-orbit torque switching of ferrimagnetic Gd x (Fe 90 Co 10) 100− x films was studied
for both transition metal (TM)-rich and rare earth (RE)-rich configurations. The spin-orbit …

[HTML][HTML] Spin Hall switching of the magnetization in Ta/TbFeCo structures with bulk perpendicular anisotropy

Z Zhao, M Jamali, AK Smith, JP Wang - Applied Physics Letters, 2015 - pubs.aip.org
Spin-orbit torques are studied in Ta/TbFeCo/MgO patterned structures, where the
ferrimagnetic material TbFeCo provides a strong bulk perpendicular magnetic anisotropy …

Spin-orbit torque switching of ultralarge-thickness ferrimagnetic GdFeCo

N Roschewsky, CH Lambert, S Salahuddin - Physical Review B, 2017 - APS
We report on spin-orbit torque measurements in ferrimagnetic Gd 21 (Fe 90 Co 10) 79 films
with bulk perpendicular magnetic anisotropy and thicknesses up to 30 nm. The dam**like …

Hf thickness dependence of spin-orbit torques in Hf/CoFeB/MgO heterostructures

R Ramaswamy, X Qiu, T Dutta, SD Pollard… - Applied Physics …, 2016 - pubs.aip.org
We have studied the spin-orbit torques in perpendicularly magnetized Hf/CoFeB/MgO
system, by systematically varying the thickness of Hf underlayer. We have observed a sign …

Intraband and interband spin-orbit torques in noncentrosymmetric ferromagnets

H Li, H Gao, LP Zârbo, K Výborný, X Wang, I Garate… - Physical Review B, 2015 - APS
Intraband and interband contributions to the current-driven spin-orbit torque in magnetic
materials lacking inversion symmetry are theoretically studied using the Kubo formula. In …

[HTML][HTML] Spin-orbit torques in Ta/TbxCo100-x ferrimagnetic alloy films with bulk perpendicular magnetic anisotropy

K Ueda, M Mann, CF Pai, AJ Tan… - Applied Physics Letters, 2016 - pubs.aip.org
We quantified the bulk perpendicular magnetic anisotropy (PMA) and spin-orbit torques
(SOTs) in bilayer Ta/Tb x Co 100-x ferrimagnetic alloy films with varying Tb concentration …

[HTML][HTML] Spin-orbit torques in perpendicularly magnetized Ir22Mn78/Co20Fe60B20/MgO multilayer

D Wu, G Yu, CT Chen, SA Razavi, Q Shao, X Li… - Applied Physics …, 2016 - pubs.aip.org
The current-induced spin-orbit torques (SOTs) in the perpendicularly magnetized Ir 22 Mn
78/Co 20 Fe 60 B 20/MgO structures are investigated. The dam**-and field-like torques …