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

T Leonard, S Liu, M Alamdar, H **… - 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 …

Coherent magnon-induced domain-wall motion in a magnetic insulator channel

Y Fan, MJ Gross, T Fakhrul, J Finley, JT Hou… - Nature …, 2023 - nature.com
Advancing the development of spin-wave devices requires high-quality low-dam**
magnetic materials where magnon spin currents can efficiently propagate and effectively …

Large Current Driven Domain Wall Mobility and Gate Tuning of Coercivity in Ferrimagnetic Mn4N Thin Films

T Gushi, M Jovičević Klug, J Peña Garcia… - Nano Letters, 2019 - ACS Publications
Spintronics, which is the basis of a low-power, beyond-CMOS technology for computational
and memory devices, remains up to now entirely based on critical materials such as Co …

Mechanisms of self-organized criticality in social processes of knowledge creation

B Tadić, MM Dankulov, R Melnik - Physical Review E, 2017 - APS
In online social dynamics, a robust scale invariance appears as a key feature of
collaborative efforts that lead to new social value. The underlying empirical data thus offers a …

A novel design of a 3D racetrack memory based on functional segments in cylindrical nanowire arrays

J Rial, MP Proenca - Nanomaterials, 2020 - mdpi.com
A racetrack memory is a device where the information is stored as magnetic domains (bits)
along a nanowire (track). To read and record the information, the bits are moved along the …

Introduction and pinning of domain walls in 50 nm NiFe constrictions using local and external magnetic fields

G Zahnd, VT Pham, A Marty, M Jamet, C Beigné… - Journal of Magnetism …, 2016 - Elsevier
We study domain wall injection in 100 nm wide NiFe nanowires, followed by domain wall
propagation and pinning on 50 nm wide constrictions. The injection is performed using local …

Abrupt increase of stochastic behavior in domain-wall motion near depinning field

M Kim, SH Lee, M Kim, DH Kim, SB Choe - Applied Physics Letters, 2024 - pubs.aip.org
The domain-wall motion in ferromagnetic films exhibits stochastic behavior due to thermal
agitation with quenched disorders. The stochasticity is an obstacle in the sense of consistent …

Magnetic and magnetoresistive characterization of a top-pinned spin-valve with a multilayer with perpendicular-to-plane anisotropy deposited on top

Z Ferhat, A Rivelles, M Abuín, R Guedas… - Journal of Applied …, 2023 - pubs.aip.org
In this work, we have performed a first-order reversal curve study of the magnetization
process of a top-pinned spin valve when a Pt/Co multilayer with perpendicular to plane …

[HTML][HTML] Investigation of harmonic and inharmonic domain wall oscillation by sinusoidal magnetic field in the notched Permalloy nanowire using micromagnetic …

D Djuhana, C Kurniawan, B Purnama, DH Kim - Kuwait Journal of Science, 2023 - Elsevier
In this work, the harmonic and inharmonic domain wall (DW) oscillations by sinusoidal
magnetic field in double triangular notched Permalloy nanowires were investigated by …

Geometrical control of pure spin current induced domain wall depinning

A Pfeiffer, RM Reeve, M Voto… - Journal of Physics …, 2017 - iopscience.iop.org
We investigate the pure spin-current assisted depinning of magnetic domain walls in half
ring based Py/Al lateral spin valve structures. Our optimized geometry incorporating a …