The promise of spintronics for unconventional computing

G Finocchio, M Di Ventra, KY Camsari… - Journal of Magnetism …, 2021 - Elsevier
Novel computational paradigms may provide the blueprint to help solving the time and
energy limitations that we face with our modern computers, and provide solutions to complex …

In‐sensor computing: materials, devices, and integration technologies

T Wan, B Shao, S Ma, Y Zhou, Q Li… - Advanced materials, 2023 - Wiley Online Library
The number of sensor nodes in the Internet of Things is growing rapidly, leading to a large
volume of data generated at sensory terminals. Frequent data transfer between the sensors …

Massively parallel probabilistic computing with sparse Ising machines

NA Aadit, A Grimaldi, M Carpentieri, L Theogarajan… - Nature …, 2022 - nature.com
Solving computationally hard problems using conventional computing architectures is often
slow and energetically inefficient. Quantum computing may help with these challenges, but it …

Stochastic -Bits for Invertible Logic

KY Camsari, R Faria, BM Sutton, S Datta - Physical Review X, 2017 - APS
Conventional semiconductor-based logic and nanomagnet-based memory devices are built
out of stable, deterministic units such as standard metal-oxide semiconductor transistors, or …

Implementing p-bits with embedded MTJ

KY Camsari, S Salahuddin… - IEEE Electron Device …, 2017 - ieeexplore.ieee.org
Magnetic tunnel junctions (MTJs) utilizing unstable magnets with low barriers have been
shown to be well-suited for the implementation of random number generators (RNGs). It has …

A full-stack view of probabilistic computing with p-bits: devices, architectures, and algorithms

S Chowdhury, A Grimaldi, NA Aadit… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
The transistor celebrated its 75th birthday in 2022. The continued scaling of the transistor
defined by Moore's law continues, albeit at a slower pace. Meanwhile, computing demands …

P-bits for probabilistic spin logic

KY Camsari, BM Sutton, S Datta - Applied Physics Reviews, 2019 - pubs.aip.org
We introduce the concept of a probabilistic or p-bit, intermediate between the standard bits
of digital electronics and the emerging q-bits of quantum computing. We show that low …

Low-rank combinatorial optimization and statistical learning by spatial photonic Ising machine

H Yamashita, K Okubo, S Shimomura, Y Ogura… - Physical Review Letters, 2023 - APS
The spatial photonic Ising machine (SPIM)[D. Pierangeli, Large-Scale Photonic Ising
Machine by Spatial Light Modulation, Phys. Rev. Lett. 122, 213902 (2019). PRLTAO 0031 …

Physics successfully implements Lagrange multiplier optimization

SK Vadlamani, TP Xiao… - Proceedings of the …, 2020 - National Acad Sciences
Optimization is a major part of human effort. While being mathematical, optimization is also
built into physics. For example, physics has the Principle of Least Action; the Principle of …

Low-barrier nanomagnets as p-bits for spin logic

R Faria, KY Camsari, S Datta - IEEE Magnetics Letters, 2017 - ieeexplore.ieee.org
It has recently been shown that a suitably interconnected network of tunable telegraphic
noise generators or “p-bits” can be used to perform even precise arithmetic functions like a …