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 …

CMOS plus stochastic nanomagnets enabling heterogeneous computers for probabilistic inference and learning

NS Singh, K Kobayashi, Q Cao, K Selcuk, T Hu… - Nature …, 2024 - nature.com
Extending Moore's law by augmenting complementary-metal-oxide semiconductor (CMOS)
transistors with emerging nanotechnologies (X) has become increasingly important. One …

True random number generation using the spin crossover in LaCoO3

KS Woo, A Zhang, A Arabelo, TD Brown, M Park… - Nature …, 2024 - nature.com
While digital computers rely on software-generated pseudo-random number generators,
hardware-based true random number generators (TRNGs), which employ the natural …

Initialization-Free and Magnetic Field-Free Spin–Orbit p-Bits with Backhopping-like Magnetization Switching for Probabilistic Applications

R Ren, Y Cao, C Wang, Y Guan, S Liu, L Wang… - Nano Letters, 2024 - ACS Publications
Probabilistic bits (p-bits) with thermal-and spin torque-induced nondeterministic
magnetization switching are promising candidates for performing probabilistic computing …

Double-free-layer stochastic magnetic tunnel junctions with synthetic antiferromagnets

K Selcuk, S Kanai, R Ota, H Ohno, S Fukami… - Physical Review …, 2024 - APS
Stochastic magnetic tunnel junctions (SMTJs) using low-barrier nanomagnets have shown
promise as fast, energy-efficient, and scalable building blocks for probabilistic computing …

A true random number generator for probabilistic computing using stochastic magnetic actuated random transducer devices

A Shukla, L Heller, MG Morshed… - … on Quality Electronic …, 2023 - ieeexplore.ieee.org
Magnetic tunnel junctions (MTJs), which are the fundamental building blocks of spintronic
devices, have been used to build true random number generators (TRNGs) with different …

Temperature-resilient random number generation with stochastic actuated magnetic tunnel junction devices

L Rehm, MG Morshed, S Misra, A Shukla… - Applied Physics …, 2024 - pubs.aip.org
Nanoscale magnetic tunnel junction (MTJ) devices can efficiently convert thermal energy in
the environment into random bitstreams for computational modeling and cryptography. We …

Stochastic neuromorphic circuits for solving MAXCUT

BH Theilman, Y Wang, O Parekh… - 2023 IEEE …, 2023 - ieeexplore.ieee.org
Finding the maximum cut of a graph (MAXCUT) is a classic optimization problem that has
motivated parallel algorithm development. While approximate algorithms to MAXCUT offer …

Will stochastic devices play nice with others in neuromorphic hardware?: There's more to a probabilistic system than noisy devices

JB Aimone, S Misra - IEEE Electron Devices Magazine, 2023 - ieeexplore.ieee.org
Achieving brain-like efficiency in computing requires a co-design between the development
of neural algorithms, brain-inspired circuit design, and careful consideration of how to use …

In-plane dominant anisotropy stochastic magnetic tunnel junction for probabilistic computing: A Fokker–Planck study

CK Gan, B Chen, M Zeng - Journal of Magnetism and Magnetic Materials, 2023 - Elsevier
Recently there is considerable interest to realize efficient and low-cost true random number
generators (RNGs) for practical applications. One important way is through the use of …