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Inspired by the human brain, there is a strong effort to find alternative models of information processing capable of imitating the high energy efficiency of neuromorphic information processing. One possible realization of cognitive…

Disordered Systems and Neural Networks · Physics 2018-02-07 Diana Prychynenko , Matthias Sitte , Kai Litzius , Benjamin Krüger , George Bourianoff , Mathias Kläui , Jairo Sinova , Karin Everschor-Sitte

The emergence of nano-scale memristive devices encouraged many different research areas to exploit their use in multiple applications. One of the proposed applications was to implement synaptic connections in bio-inspired neuromorphic…

Emerging Technologies · Computer Science 2022-09-14 C. Mohan , L. A. Camuñas-Mesa , J. M. de la Rosa , T. Serrano-Gotarredona , B. Linares-Barranco

Naturally random devices that exploit ambient thermal noise have recently attracted attention as hardware primitives for accelerating probabilistic computing applications. One such approach is to use a low barrier nanomagnet as the free…

Mesoscale and Nanoscale Physics · Physics 2021-05-05 Kerem Y. Camsari , Mustafa Mert Torunbalci , William A. Borders , Hideo Ohno , Shunsuke Fukami

Magnetic skyrmions are nano-scale spin textures whose stability, size and ease of manipulation make them strong contenders for next generation data and logic applications. Here we illustrate fine motion control of skyrmions, we show how…

Applied Physics · Physics 2023-04-12 Charles Kind

Magnetic skyrmions are topologically-protected spin textures with attractive properties suitable for high-density and low-power spintronic device applications. Much effort has been dedicated to understanding the dynamical behaviours of the…

Today's high-performance architectures are increasingly constrained by data movement latency and energy overhead, as the slowdown of single-core performance scaling coincides with the rise of highly data-intensive workloads. In-memory…

Emerging Technologies · Computer Science 2026-05-06 Farzad Razi , Mehran Moghadam , Sercan Aygun , M. Hassan Najafi , Marc Riedel

Biologically-inspired computing models have made significant progress in recent years, but the conventional von Neumann architecture is inefficient for the large-scale matrix operations and massive parallelism required by these models. This…

Hardware Architecture · Computer Science 2025-09-23 Siqing Fu , Lizhou Wu , Tiejun Li , Chunyuan Zhang , Jianmin Zhang , Sheng Ma

Ensuring high performance, while meeting the power budget is a challenging task as the world is moving towards next-generation computing. Researchers and designers are in search of new solutions for efficient computation. Spintronics…

Applied Physics · Physics 2022-08-31 Jagadish Rajpoot , Ravneet Paul , Shivam Verma

Magnetic skyrmions are nanoscale topological spin structures offering great promise for next-generation information storage technologies. The recent discovery of sub-100 nm room temperature (RT) skyrmions in several multilayer films has…

Neuromorphic Computing (NC), which emulates neural activities of the human brain, is considered for low-power implementation of artificial intelligence. Towards realizing NC, fabrication, and investigations of hardware elements such as…

Materials Science · Physics 2021-09-21 P. Monalisha , P. S. Anil Kumar , X. Renshaw Wang , S. N. Piramanayagam

Understanding how biological neural networks carry out learning using spike-based local plasticity mechanisms can lead to the development of powerful, energy-efficient, and adaptive neuromorphic processing systems. A large number of…

Neural and Evolutionary Computing · Computer Science 2022-11-08 Lyes Khacef , Philipp Klein , Matteo Cartiglia , Arianna Rubino , Giacomo Indiveri , Elisabetta Chicca

Magnetic tunnel junction (MTJ)-based magnetic random-access memory (MRAM) is a promising platform for neuromorphic and in-memory computing owing to its non-volatility, high endurance, fast switching dynamics and CMOS compatibility. However,…

Magnetic skyrmions are localised non-collinear spin textures with high potential for future spintronic applications. Skyrmion phases have been discovered in a number of materials and a focus of current research is the preparation,…

The discovery of spin torque transfer (STT) has lead to a significant advance in the development of spintronic devices. Novel structures and materials have been studied in order to improve the performance of the magnetic tunnel junctions…

Mesoscale and Nanoscale Physics · Physics 2009-08-24 Xiaofeng Yao , Yisong Zhang , Andrew Lyle , Roger Malmhall , Rajiv Ranjan , Lei Lu , Mingzhong Wu , Hao Wang , Ying Jing , Jian-Ping Wang

Spiking neural networks (SNNs) promise energy-efficient computation by mimicking biological neural dynamics, yet existing plasticity rules focus on isolated spike pairs and fail to leverage the synchronous activity patterns that drive…

Neural and Evolutionary Computing · Computer Science 2025-08-26 Yuchen Tian , Assel Kembay , Samuel Tensingh , Nhan Duy Truong , Jason K. Eshraghian , Omid Kavehei

Recent developments in the magnetization dynamics in spin textures, particularly skyrmions, offer promising new directions for magnetic storage technologies and spintronics. Skyrmions, characterized by their topological protection and…

Materials Science · Physics 2024-08-21 Satadeep Bhattacharjee , Seung-Cheol Lee

Perpendicular magnetic tunnel junctions are one of the building blocks for spintronic memories, which allow fast nonvolatile data access, offering substantial potentials to revolutionize the mainstream computing architecture. However,…

Magnetic skyrmion technology is promising for the next-generation spintronics-based memory and neuromorphic computing due to their small size, non-volatility and low depinning current density. However, the Magnus force originating from the…

Mesoscale and Nanoscale Physics · Physics 2023-02-27 Debasis Das , Yunuo Cen , Jianze Wang , Xuanyao Fong

This paper introduces an analog-to-stochastic converter using a magnetic tunnel junction (MTJ) device for vision chips based on stochastic computation. Stochastic computation has been recently exploited for area-efficient hardware…

Emerging Technologies · Computer Science 2026-01-22 Naoya Onizawa , Daisaku Katagiri , Warren J. Gross , Takahiro Hanyu

We present results from a new approach to learning and plasticity in neuromorphic hardware systems: to enable flexibility in implementable learning mechanisms while keeping high efficiency associated with neuromorphic implementations, we…

Neurons and Cognition · Quantitative Biology 2016-10-14 Simon Friedmann , Johannes Schemmel , Andreas Gruebl , Andreas Hartel , Matthias Hock , Karlheinz Meier