Spin Hall effects in metals

A Hoffmann - IEEE transactions on magnetics, 2013 - ieeexplore.ieee.org
Spin Hall effects convert charge currents into spin currents and vice versa even in
nonmagnetic conductors due to spin orbit coupling. This enables spin Hall effects to be …

Opportunities at the frontiers of spintronics

A Hoffmann, SD Bader - Physical Review Applied, 2015 - APS
The field of spintronics, or magnetic electronics, is maturing and giving rise to new subfields.
These new directions involve the study of collective spin excitations and couplings of the …

Current-Induced Switching of Perpendicularly Magnetized Magnetic Layers<? format?> Using Spin Torque from the Spin Hall Effect

L Liu, OJ Lee, TJ Gudmundsen, DC Ralph… - Physical review …, 2012 - APS
We show that in a perpendicularly magnetized Pt/Co bilayer the spin-Hall effect (SHE) in Pt
can produce a spin torque strong enough to efficiently rotate and switch the Co …

Spin pumping and inverse spin Hall effect in platinum: the essential role of spin-memory loss at metallic interfaces

JC Rojas-Sánchez, N Reyren, P Laczkowski… - Physical review …, 2014 - APS
Through combined ferromagnetic resonance, spin pumping, and inverse spin Hall effect
experiments in Co| Pt bilayers and Co| Cu| Pt trilayers, we demonstrate consistent values of …

Magnetization oscillations and waves driven by pure spin currents

VE Demidov, S Urazhdin, G De Loubens, O Klein… - Physics Reports, 2017 - Elsevier
Recent advances in the studies of pure spin currents–flows of angular momentum (spin) not
accompanied by the electric currents–have opened new horizons for the emerging …

Spin caloritronic nano-oscillator

C Safranski, I Barsukov, HK Lee, T Schneider… - Nature …, 2017 - nature.com
Energy loss due to ohmic heating is a major bottleneck limiting down-scaling and speed of
nano-electronic devices, and harvesting ohmic heat for signal processing is a major …

Giant anisotropy of Gilbert damping in epitaxial CoFe films

Y Li, F Zeng, SSL Zhang, H Shin, H Saglam, V Karakas… - Physical review …, 2019 - APS
Tailoring Gilbert damping of metallic ferromagnetic thin films is one of the central interests in
spintronics applications. Here we report a giant Gilbert damping anisotropy in epitaxial Co …

Spin–orbit torque-assisted switching in magnetic insulator thin films with perpendicular magnetic anisotropy

P Li, T Liu, H Chang, A Kalitsov, W Zhang… - Nature …, 2016 - nature.com
As an in-plane charge current flows in a heavy metal film with spin–orbit coupling, it
produces a torque on and thereby switches the magnetization in a neighbouring …

Spintronics based on topological insulators

Y Fan, KL Wang - Spin, 2016 - World Scientific
Spintronics using topological insulators (TIs) as strong spin–orbit coupling (SOC) materials
have emerged and shown rapid progress in the past few years. Different from traditional …

Exchange magnetic field torques in YIG/Pt bilayers observed by the spin-Hall magnetoresistance

N Vlietstra, J Shan, V Castel, J Ben Youssef… - Applied Physics …, 2013 - pubs.aip.org
The effective field torque of an yttrium-iron-garnet (YIG) film on the spin accumulation in an
attached platinum (Pt) film is measured by the spin-Hall magnetoresistance (SMR). As a …