Spintronic heterostructures for artificial intelligence: A materials perspective

R Maddu, D Kumar, S Bhatti… - physica status solidi …, 2023 - Wiley Online Library
With the advent of the Big Data era, neuromorphic computing (NC)(also known as brain‐
inspired computing) has gained a lot of research interest. Spintronic devices are the …

Spin-orbit driven superconducting proximity effects in Pt/Nb thin films

M Flokstra, R Stewart, CM Yim, C Trainer… - Nature …, 2023 - nature.com
Manipulating the spin state of thin layers of superconducting material is a promising route to
generate dissipationless spin currents in spintronic devices. Approaches typically focus on …

Boosting spintronics with superconductivity

G Yang, C Ciccarelli, JWA Robinson - APL Materials, 2021 - pubs.aip.org
Spintronics aims to utilize the spin degree of freedom for energy-efficient, non-volatile
memory and logic devices. In this research update, we review state-of-the-art developments …

Microscopic theory of spin transport at the interface between a superconductor and a ferromagnetic insulator

T Kato, Y Ohnuma, M Matsuo, J Rech, T Jonckheere… - Physical Review B, 2019 - APS
We theoretically investigate spin transport at the interface between a ferromagnetic insulator
(FI) and a superconductor (SC). Considering a simple FI-SC interface model, we derive …

Spin currents with unusual spin orientations in noncollinear Weyl antiferromagnetic

X Wang, MT Hossain, TR Thapaliya, D Khadka… - Physical Review …, 2023 - APS
There are intensive efforts to search for mechanisms that lead to spin-orbit torque with
unusual spin orientation, particularly out-of-plane spin orientation which can efficiently …

Magnon spin current induced by triplet cooper pair supercurrents

LG Johnsen, HT Simensen, A Brataas, J Linder - Physical Review Letters, 2021 - APS
At the interface between a ferromagnetic insulator and a superconductor there is a coupling
between the spins of the two materials. We show that when a supercurrent carried by triplet …

Dynamical Hall responses of disordered superconductors

A Hijano, S Vosoughi-nia, FS Bergeret, P Virtanen… - Physical Review B, 2023 - APS
We extend the Mattis-Bardeen theory for the dynamical response of superconductors to
include different types of Hall responses. This is possible thanks to a recent modification of …

Temperature-dependent spin transport and current-induced torques in superconductor-ferromagnet heterostructures

M Müller, L Liensberger, L Flacke, H Huebl, A Kamra… - Physical Review Letters, 2021 - APS
We investigate the injection of quasiparticle spin currents into a superconductor via spin
pumping from an adjacent ferromagnetic metal layer. To this end, we use NbN-Ni 80 Fe 20 …

Magnon-cooparons in magnet-superconductor hybrids

IV Bobkova, AM Bobkov, A Kamra… - Communications Materials, 2022 - nature.com
Generation and detection of spinful Cooper pairs in conventional superconductors has been
intensely pursued by designing increasingly complex magnet-superconductor hybrids. Here …

Upper frequency limits for vortex guiding and ratchet effects

OV Dobrovolskiy, E Begun, VM Bevz, R Sachser… - Physical review applied, 2020 - APS
The guided and rectified motion of magnetic flux quanta are important effects governing the
magnetoresistive response of nanostructured superconductors. While at low ac frequencies …