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We propose a biologically inspired model of spiking neurons based on the dynamics of a damped, driven pendulum. Unlike traditional models such as the Leaky Integrate-and-Fire (LIF) neurons, the pendulum neuron incorporates second-order,…

Neural and Evolutionary Computing · Computer Science 2025-07-31 Joy Bose

We propose a spintronics-based hardware implementation of neuromorphic computing, specifically, the spiking neural network, using topological winding textures in one-dimensional antiferromagnets. The consistency of such a network is…

Mesoscale and Nanoscale Physics · Physics 2020-11-18 Shu Zhang , Yaroslav Tserkovnyak

This letter introduces a micromagnetic model able to characterize the magnetization dynamics in three terminal magnetic tunnel junctions, where the effects of spin-transfer torque and spin-orbit torque are taken into account. Our results…

Materials Science · Physics 2015-06-18 R. Tomasello , M. Carpentieri , G. Finocchio

Nanoelectronic devices that mimic the functionality of synapses are a crucial requirement for performing cortical simulations of the brain. In this work we propose a ferromagnet-heavy metal heterostructure that employs spin-orbit torque to…

Emerging Technologies · Computer Science 2015-06-23 Abhronil Sengupta , Zubair Al Azim , Xuanyao Fong , Kaushik Roy

While classical neural networks take a position of a leading method in the machine learning community, spiking neuromorphic systems bring attention and large projects in neuroscience. Spiking neural networks were shown to be able to…

Neural and Evolutionary Computing · Computer Science 2016-04-07 Sergei Dytckov , Masoud Daneshtalab

Spiking neural networks (SNNs) promise low-power event-driven computation for temporally rich tasks, but commonly used neuron models often trade off gradient-based trainability, dynamical richness, and high activity sparsity. These…

Neural and Evolutionary Computing · Computer Science 2026-05-13 Alex Fulleda-Garcia , Saray Soldado-Magraner , Josep Maria Margarit-Taulé

We demonstrate that thermally stable perpendicular magnetic tunnel junctions (pMTJs), widely used in spin-transfer torque magnetic random-access memory, can be actuated with nanosecond pulses to exhibit tunable stochastic behavior. This…

Mesoscale and Nanoscale Physics · Physics 2026-01-15 Ahmed Sidi El Valli , Michael Tsao , Dairong Chen , Andrew D. Kent

Spiking neural networks play an important role in brain-like neuromorphic computations and in studying working mechanisms of neural circuits. One drawback of training a large scale spiking neural network is that updating all weights is…

Neurons and Cognition · Quantitative Biology 2024-08-15 Zhanghan Lin , Haiping Huang

Biologically-inspired Spiking Neural Networks (SNNs), processing information using discrete-time events known as spikes rather than continuous values, have garnered significant attention due to their hardware-friendly and energy-efficient…

Neural and Evolutionary Computing · Computer Science 2023-08-21 Bin Lei , Sheng Lin , Pei-Hung Lin , Chunhua Liao , Caiwen Ding

Spiking Neural Networks (SNNs) have incorporated more biologically-plausible structures and learning principles, hence are playing critical roles in bridging the gap between artificial and natural neural networks. The spikes are the sparse…

Neural and Evolutionary Computing · Computer Science 2020-10-08 Xiang Cheng , Tielin Zhang , Shuncheng Jia , Bo Xu

Spiking neural networks (SNNs) are promising for edge sensing due to their event-driven computation and temporal filtering capability. However, standard leaky integrate-and-fire (LIF) neurons communicate only through binary spikes, which…

Neural and Evolutionary Computing · Computer Science 2026-05-05 Kaiwen Tang , Di Yu , Jiaqi Zheng , Changze Lv , Qianhui Liu , Zhanglu Yan , Weng-Fai Wong

Understanding the magnetization dynamics induced by spin transfer torques in perpendicularly magnetized magnetic tunnel junction nanopillars and its dependence on material parameters is critical to optimizing device performance. Here we…

Mesoscale and Nanoscale Physics · Physics 2021-04-14 Jamileh Beik Mohammadi , Andrew D. Kent

Spintronic artificial spiking neurons are promising due to their ability to closely mimic the leaky integrate-and-fire (LIF) dynamics of the biological LIF spiking neuron. However, the neuron needs to be reset after firing. Few of the…

Mesoscale and Nanoscale Physics · Physics 2022-12-06 Debasis Das , Xuanyao Fong

With the rising societal demand for more information-processing capacity with lower power consumption, alternative architectures inspired by the parallelism and robustness of the human brain have recently emerged as possible solutions. In…

Neurons and Cognition · Quantitative Biology 2019-07-02 Emily Toomey , Ken Segall , Karl K. Berggren

Bio-inspired hardware holds the promise of low-energy, intelligent and highly adaptable computing systems. Applications span from automatic classification for big data management, through unmanned vehicle control, to control for bio-medical…

Emerging Technologies · Computer Science 2016-07-18 Julie Grollier , Damien Querlioz , Mark D. Stiles

Neuromorphic computing-modelled after the functionality and efficiency of biological neural systems-offers promising new directions for advancing artificial intelligence and computational models. Photonic techniques for neuromorphic…

Memristor-based Spiking Neural Networks (SNNs) with temporal spike encoding enable ultra-low-energy computation, making them ideal for battery-powered intelligent devices. This paper presents a circuit-level memristive spiking neural…

Emerging Technologies · Computer Science 2025-07-29 Santlal Prajapati , Susmita Sur-Kolay , Soumyadeep Dutta

Spiking artificial neurons emulate the voltage spikes of biological neurons, and constitute the building blocks of a new class of energy efficient, neuromorphic computing systems. Antiferromagnetic materials can, in theory, be used to…

Mesoscale and Nanoscale Physics · Physics 2022-08-19 Hannah Bradley , Steven Louis , Cody Trevillian , Lily Quach , Elena Bankowski , Andrei Slavin , Vasyl Tyberkevych

Spiking Neural Networks (SNNs), models inspired by neural mechanisms in the brain, allow for energy-efficient implementation on neuromorphic hardware. However, SNNs trained with current direct training approaches are constrained to a…

Machine Learning · Computer Science 2025-03-25 Kangrui Du , Yuhang Wu , Shikuang Deng , Shi Gu

Spiking neural networks (SNNs) are a promising paradigm for energy-efficient event-driven computation, but large-scale SNN execution remains challenging because sparse spike communication and synchronization can dominate runtime. Existing…

Hardware Architecture · Computer Science 2026-05-27 Muhammad Ihsan Al Hafiz , Artur Podobas