Interface-induced phenomena in magnetism

F Hellman, A Hoffmann, Y Tserkovnyak… - Reviews of modern …, 2017 - APS
This article reviews static and dynamic interfacial effects in magnetism, focusing on
interfacially driven magnetic effects and phenomena associated with spin-orbit coupling and …

Emergent multifunctional magnetic proximity in van der Waals layered heterostructures

EM Choi, KI Sim, KS Burch, YH Lee - Advanced Science, 2022 - Wiley Online Library
Proximity effect, which is the coupling between distinct order parameters across interfaces of
heterostructures, has attracted immense interest owing to the customizable …

Finite-size effect in phonon-induced Elliott-Yafet spin relaxation in Al

JD Watts, JT Batley, NA Rabideau, JP Hoch, L O'Brien… - Physical review …, 2022 - APS
The Elliott-Yafet theory of spin relaxation in nonmagnetic metals predicts proportionality
between spin and momentum relaxation times for scattering centers such as phonons. Here …

Origin of the magnetic field enhancement of the spin signal in metallic nonlocal spin transport devices

AJ Wright, MJ Erickson, D Bromley, PA Crowell… - Physical Review B, 2021 - APS
The nonlocal spin valve (NLSV) enables unambiguous study of spin transport, owing to its
ability to isolate pure spin currents. A key principle of NLSV operation is that the “spin signal” …

Thermal effects in spintronic materials and devices: an experimentalist's guide

BL Zink - Journal of Magnetism and Magnetic Materials, 2022 - Elsevier
Research in spintronics often involves generation of heat in nanoscale magnetic systems.
This heat generation can be intentional, as when studying effects created by an external …

Magnetic impurities as the origin of the variability in spin relaxation rates in Cu-based spin transport devices

JD Watts, L O'Brien, JS Jeong, KA Mkhoyan… - Physical Review …, 2019 - APS
The Elliott-Yafet spin relaxation mechanism posits linear proportionality between spin and
momentum lifetimes in low spin-orbit coupling nonmagnetic metals, and is widely accepted …

Spin relaxation through Kondo scattering in Cu/Py lateral spin valves

JT Batley, MC Rosamond, M Ali, EH Linfield, G Burnell… - Physical Review B, 2015 - APS
The temperature dependence of the spin diffusion length typically reflects the scattering
mechanism responsible for spin relaxation. Within nonmagnetic metals it is reasonable to …

Interdiffusion-controlled Kondo suppression of injection efficiency in metallic nonlocal spin valves

L O'Brien, D Spivak, JS Jeong, KA Mkhoyan… - Physical Review B, 2016 - APS
Nonlocal spin valves (NLSVs) generate pure spin currents, providing unique insight into
spin injection and relaxation at the nanoscale. Recently it was shown that the puzzling low …

Theory of Kondo suppression of spin polarization in nonlocal spin valves

KW Kim, L O'Brien, PA Crowell, C Leighton, MD Stiles - Physical Review B, 2017 - APS
We theoretically analyze contributions from the Kondo effect to the spin polarization and spin
diffusion length in all-metal nonlocal spin valves. Interdiffusion of ferromagnetic atoms into …

Tuning of spin relaxation and the Kondo effect in copper thin films by ionic gating

X Shen, Y Cai, Y Wu, Y Ji - Physical Review B, 2022 - APS
Spin relaxation length is a fundamental material parameter that influences all aspects of spin
dependent transport. The ability to tune the spin relaxation length leads to novel spintronic …