Spintronic devices for high-density memory and neuromorphic computing–A review

BJ Chen, M Zeng, KH Khoo, D Das, X Fong, S Fukami… - Materials Today, 2023 - Elsevier
Spintronics is a growing research field that focuses on exploring materials and devices that
take advantage of the electron's “spin” to go beyond charge based devices. The most …

Metaplastic and energy-efficient biocompatible graphene artificial synaptic transistors for enhanced accuracy neuromorphic computing

D Kireev, S Liu, H Jin, T Patrick Xiao… - Nature …, 2022 - nature.com
CMOS-based computing systems that employ the von Neumann architecture are relatively
limited when it comes to parallel data storage and processing. In contrast, the human brain …

Shape‐dependent multi‐weight magnetic artificial synapses for neuromorphic computing

T Leonard, S Liu, M Alamdar, H Jin… - Advanced Electronic …, 2022 - Wiley Online Library
In neuromorphic computing, artificial synapses provide a multi‐weight (MW) conductance
state that is set based on inputs from neurons, analogous to the brain. Herein, artificial …

[HTML][HTML] A domain wall-magnetic tunnel junction artificial synapse with notched geometry for accurate and efficient training of deep neural networks

S Liu, TP Xiao, C Cui, JAC Incorvia, CH Bennett… - Applied Physics …, 2021 - pubs.aip.org
Inspired by the parallelism and efficiency of the brain, several candidates for artificial
synapse devices have been developed for neuromorphic computing, yet a nonlinear and …

[HTML][HTML] Domain wall-magnetic tunnel junction spin–orbit torque devices and circuits for in-memory computing

M Alamdar, T Leonard, C Cui, BP Rimal, L Xue… - Applied Physics …, 2021 - pubs.aip.org
There are pressing problems with traditional computing, especially for accomplishing data-
intensive and real-time tasks, that motivate the development of in-memory computing …

Demonstration of synaptic behavior in a heavy-metal-ferromagnetic-metal-oxide-heterostructure-based spintronic device for on-chip learning in crossbar-array-based …

RS Yadav, P Gupta, A Holla, KI Ali Khan… - ACS Applied …, 2023 - ACS Publications
Nanomagnetic and spintronic devices, which make use of physical phenomena in materials
and interfaces like perpendicular magnetic anisotropy (PMA) and spin–orbit torque (SOT) to …

Multistate magnetic domain wall devices for neuromorphic computing

R Sbiaa - physica status solidi (RRL)–Rapid Research Letters, 2021 - Wiley Online Library
In recent years, neuromorphic computing has been intensively investigated, to take over the
conventional or von Neumann scheme. Herein, the advantages of memristors as neurons …

Bayesian neural networks using magnetic tunnel junction-based probabilistic in-memory computing

S Liu, TP Xiao, J Kwon, BJ Debusschere… - Frontiers in …, 2022 - frontiersin.org
Bayesian neural networks (BNNs) combine the generalizability of deep neural networks
(DNNs) with a rigorous quantification of predictive uncertainty, which mitigates overfitting …

Tailoring the switching efficiency of magnetic tunnel junctions by the fieldlike spin-orbit torque

V Krizakova, M Hoffmann, V Kateel, S Rao, S Couet… - Physical Review …, 2022 - APS
Current-induced spin-orbit torques provide a versatile tool for switching magnetic devices. In
perpendicular magnets, the dampinglike component of the torque is the main driver of …

Irradiation effects on perpendicular anisotropy spin–orbit torque magnetic tunnel junctions

M Alamdar, LJ Chang, K Jarvis, P Kotula… - … on Nuclear Science, 2021 - ieeexplore.ieee.org
We study the impact of irradiation on magnetic tunnel junction (MTJ) films with perpendicular
magnetic anisotropy (PMA) and spin-orbit torque (SOT) switching using magneto-optical …