Spin-torque and spin-Hall nano-oscillators

T Chen, RK Dumas, A Eklund, PK Muduli… - Proceedings of the …, 2016 - ieeexplore.ieee.org
This paper reviews the state of the art in spin-torque and spin-Hall-effect-driven nano-
oscillators. After a brief introduction to the underlying physics, the authors discuss different …

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 …

Vowel recognition with four coupled spin-torque nano-oscillators

M Romera, P Talatchian, S Tsunegi, F Abreu Araujo… - Nature, 2018 - nature.com
In recent years, artificial neural networks have become the flagship algorithm of artificial
intelligence. In these systems, neuron activation functions are static, and computing is …

Multilayer spintronic neural networks with radiofrequency connections

A Ross, N Leroux, A De Riz, D Marković… - Nature …, 2023 - nature.com
Spintronic nano-synapses and nano-neurons perform neural network operations with high
accuracy thanks to their rich, reproducible and controllable magnetization dynamics. These …

Physical reservoir computing based on spin torque oscillator with forced synchronization

S Tsunegi, T Taniguchi, K Nakajima, S Miwa… - Applied Physics …, 2019 - pubs.aip.org
We investigated physical reservoir computing (RC) using a vortex-type spin torque oscillator
(STO) as a resource of nonlinear dynamics, which is essential for processing information in …

Physical reservoir computing using magnetic skyrmion memristor and spin torque nano-oscillator

W Jiang, L Chen, K Zhou, L Li, Q Fu, Y Du… - Applied Physics …, 2019 - pubs.aip.org
Spintronic nanodevices have ultrafast nonlinear dynamic and recurrence behaviors on a
nanosecond scale that promises to enable a high-performance spintronic reservoir …

Role of non-linear data processing on speech recognition task in the framework of reservoir computing

F Abreu Araujo, M Riou, J Torrejon, S Tsunegi… - Scientific reports, 2020 - nature.com
The reservoir computing neural network architecture is widely used to test hardware systems
for neuromorphic computing. One of the preferred tasks for bench-marking such devices is …

Mutual synchronization of spin torque nano-oscillators through a long-range and tunable electrical coupling scheme

R Lebrun, S Tsunegi, P Bortolotti, H Kubota… - Nature …, 2017 - nature.com
The concept of spin-torque-driven high-frequency magnetization dynamics, allows the
potential construction of complex networks of non-linear dynamical nanoscale systems …

Information processing capacity of spintronic oscillator

S Tsunegi, T Kubota, A Kamimaki… - Advanced Intelligent …, 2023 - Wiley Online Library
Physical reservoir computing is a framework that enables energy‐efficient information
processing by using physical systems. Nonlinear dynamics in physical systems provide a …

Robust mutual synchronization in long spin Hall nano-oscillator chains

A Kumar, H Fulara, R Khymyn, A Litvinenko… - Nano Letters, 2023 - ACS Publications
Mutual synchronization of N serially connected spintronic nano-oscillators boosts their
coherence by N and peak power by N 2. Increasing the number of synchronized nano …