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 …

Magnetic domain walls: types, processes and applications

G Venkat, DA Allwood, TJ Hayward - Journal of Physics D …, 2023 - iopscience.iop.org
Abstract Domain walls (DWs) in magnetic nanowires are promising candidates for a variety
of applications including Boolean/unconventional logic, memories, in-memory computing as …

Stochastic domain wall-magnetic tunnel junction artificial neurons for noise-resilient spiking neural networks

T Leonard, S Liu, H Jin, JAC Incorvia - Applied Physics Letters, 2023 - pubs.aip.org
The spatiotemporal nature of neuronal behavior in spiking neural networks (SNNs) makes
SNNs promising for edge applications that require high energy efficiency. To realize SNNs …

Implementation of Highly Reliable and Energy‐Efficient Nonvolatile In‐Memory Computing using Multistate Domain Wall Spin–Orbit Torque Device

H Lin, N Xu, D Wang, L Liu, X Zhao… - Advanced Intelligent …, 2022 - Wiley Online Library
Emerging in‐memory computing (IMC) technology promises to tackle the memory wall
bottleneck in modern systems. Promoted as a promising building block, nonvolatile spin …

[HTML][HTML] Domain walls speed up in insulating ferrimagnetic garnets

L Caretta, CO Avci - APL Materials, 2024 - pubs.aip.org
Magnetic domain walls (DWs) are the finite boundaries that separate the regions of uniform
magnetization in a magnetic material. They constitute a key research topic in condensed …

All-electrical control of compact SOT-MRAM: Toward highly efficient and reliable non-volatile in-memory computing

H Lin, X Luo, L Liu, D Wang, X Zhao, Z Wang, X Xue… - Micromachines, 2022 - mdpi.com
Two-dimensional van der Waals (2D vdW) ferromagnets possess outstanding scalability,
controllable ferromagnetism, and out-of-plane anisotropy, enabling the compact spintronics …

Energy efficient learning with low resolution stochastic domain wall synapse for deep neural networks

W Al Misba, M Lozano, D Querlioz, J Atulasimha - IEEE Access, 2022 - ieeexplore.ieee.org
We demonstrate extremely low resolution quantized (nominally 5-state) synapses with large
stochastic variations in synaptic weights can be energy efficient and achieve reasonably …

Magnetic skyrmions and domain walls for logical and neuromorphic computing

X Hu, C Cui, S Liu, F Garcia-Sanchez… - Neuromorphic …, 2023 - iopscience.iop.org
Topological solitons are exciting candidates for the physical implementation of next-
generation computing systems. As these solitons are nanoscale and can be controlled with …

Revealing Nanoscale Disorder in /--/ Ultrathin Films Using Domain-Wall Motion

JW Van der Jagt, V Jeudy, A Thiaville, M Sall… - Physical Review …, 2022 - APS
Disorder in ultrathin magnetic films can significantly hinder domain-wall motion. One of the
main issues on the path toward efficient domain-wall-based devices remains the …