Terahertz spin current pulses controlled by magnetic heterostructures

T Kampfrath, M Battiato, P Maldonado, G Eilers… - Nature …, 2013 - nature.com
In spin-based electronics, information is encoded by the spin state of electron bunches 1, 2,
3, 4. Processing this information requires the controlled transport of spin angular momentum …

Temperature dependence of spin diffusion length and spin Hall angle in Au and Pt

M Isasa, E Villamor, LE Hueso, M Gradhand… - Physical Review B, 2015 - APS
We have studied the spin transport and the spin Hall effect as a function of temperature for
platinum (Pt) and gold (Au) in lateral spin valve structures. First, by using the spin absorption …

Spin-orbit torques in Co/Pt (111) and Mn/W (001) magnetic bilayers from first principles

F Freimuth, S Blügel, Y Mokrousov - Physical Review B, 2014 - APS
An applied electric current through a space-inversion asymmetric magnet induces spin-orbit
torques (SOTs) on the magnetic moments, which holds much promise for future memory …

5d iridium oxide as a material for spin-current detection

K Fujiwara, Y Fukuma, J Matsuno, H Idzuchi… - Nature …, 2013 - nature.com
Devices based on pure spin currents have been attracting increasing attention as key
ingredients for low-dissipation electronics. To integrate such spintronics devices into charge …

High‐Efficiency Spin–Orbit Torque Switching Using a Single Heavy‐Metal Alloy with Opposite Spin Hall Angles

ZA Bekele, X Liu, Y Cao, K Wang - Advanced Electronic …, 2021 - Wiley Online Library
Spin–orbit torque (SOT) induced perpendicular magnetization switching in Pt1‐
xGdx/Co/Al2O3 heterostructure with x= 0, 0.02, 0.14, 0.30, and 0.33 is investigated. With in …

Direct and inverse spin-orbit torques

F Freimuth, S Blügel, Y Mokrousov - Physical Review B, 2015 - APS
In collinear magnets lacking inversion symmetry, application of electric currents induces
torques on the magnetization and conversely magnetization dynamics induces electric …

Analysis of the giant spin Hall effect in Cu (Bi) alloys

DV Fedorov, C Herschbach, A Johansson… - Physical Review B …, 2013 - APS
Two years after the prediction of a giant spin Hall effect for the dilute Cu (Bi) alloy [Gradhand,
Phys. Rev. B 81, 245109 (2010) PRBMDO 1098-0121 10.1103/PhysRevB. 81.245109], a …

Spin and charge currents induced by the spin Hall and anomalous Hall effects upon crossing ferromagnetic/nonmagnetic interfaces

A Hönemann, C Herschbach, DV Fedorov… - Physical Review B, 2019 - APS
We start closing a gap in the comparison of experimental and theoretical data associated
with the spin Hall effect. Based on a first-principles characterization of electronic structure …

Optimizing the spin Hall effect in Pt-based binary alloys

OLW McHugh, M Gradhand, DA Stewart - Physical Review Materials, 2024 - APS
We present multicode calculations for the spin Hall effect in binary Pt-based alloys, where
we explore the viability of alloying the archetype spin Hall material Pt with a large set of …

Spin Hall and spin Nernst effect in dilute ternary alloys

K Tauber, DV Fedorov, M Gradhand, I Mertig - Physical Review B—Condensed …, 2013 - APS
We report on ab initio studies of the spin Hall and spin Nernst effect in dilute ternary alloys.
Our calculations are performed for a Cu host with different types of substitutional impurities …