Micromagnetic modelling-the current state of the art

J Fidler, T Schrefl - Journal of Physics D: Applied Physics, 2000‏ - iopscience.iop.org
The increasing information density in magnetic recording, the miniaturization in magnetic
sensor technology, the trend towards nanocrystalline magnetic materials and the improved …

[HTML][HTML] Studying rare events using forward-flux sampling: Recent breakthroughs and future outlook

S Hussain, A Haji-Akbari - The Journal of Chemical Physics, 2020‏ - pubs.aip.org
Rare events are processes that occur upon the emergence of unlikely fluctuations. Unlike
what their name suggests, rare events are fairly ubiquitous in nature, as the occurrence of …

Magnetic tunnel junction based long-term short-term stochastic synapse for a spiking neural network with on-chip STDP learning

G Srinivasan, A Sengupta, K Roy - Scientific reports, 2016‏ - nature.com
Abstract Spiking Neural Networks (SNNs) have emerged as a powerful neuromorphic
computing paradigm to carry out classification and recognition tasks. Nevertheless, the …

Spin-transfer torque memories: Devices, circuits, and systems

X Fong, Y Kim, R Venkatesan, SH Choday… - Proceedings of the …, 2016‏ - ieeexplore.ieee.org
Spin-transfer torque magnetic memory (STT-MRAM) has gained significant research interest
due to its nonvolatility and zero standby leakage, near unlimited endurance, excellent …

Magnetic tunnel junction mimics stochastic cortical spiking neurons

A Sengupta, P Panda, P Wijesinghe, Y Kim, K Roy - Scientific reports, 2016‏ - nature.com
Brain-inspired computing architectures attempt to mimic the computations performed in the
neurons and the synapses in the human brain in order to achieve its efficiency in learning …

[HTML][HTML] Encoding neural and synaptic functionalities in electron spin: A pathway to efficient neuromorphic computing

A Sengupta, K Roy - Applied Physics Reviews, 2017‏ - pubs.aip.org
Present day computers expend orders of magnitude more computational resources to
perform various cognitive and perception related tasks that humans routinely perform every …

Magnetization dynamics with a spin-transfer torque

Z Li, S Zhang - Physical Review B, 2003‏ - APS
The magnetization reversal and dynamics of a spin valve pillar, whose lateral size is 64× 64
nm 2, are studied by using micromagnetic simulation in the presence of spin-transfer torque …

Dynamics of magnetic nanoparticle in a viscous liquid: Application to magnetic nanoparticle hyperthermia

NA Usov, BY Liubimov - Journal of Applied Physics, 2012‏ - pubs.aip.org
It is shown that the magnetic dynamics of an assembly of nanoparticles dispersed in a
viscous liquid differs significantly from the behavior of the same assembly of nanoparticles …

Probabilistic deep spiking neural systems enabled by magnetic tunnel junction

A Sengupta, M Parsa, B Han… - IEEE Transactions on …, 2016‏ - ieeexplore.ieee.org
Deep spiking neural networks are becoming increasingly powerful tools for cognitive
computing platforms. However, most of the existing studies on such computing models are …

Interaction effects in assembly of magnetic nanoparticles

NA Usov, ON Serebryakova, VP Tarasov - Nanoscale research letters, 2017‏ - Springer
A specific absorption rate of a dilute assembly of various random clusters of iron oxide
nanoparticles in alternating magnetic field has been calculated using Landau–Lifshitz …