Is stochastic thermodynamics the key to understanding the energy costs of computation?

DH Wolpert, J Korbel, CW Lynn, F Tasnim… - Proceedings of the …, 2024 - pnas.org
The relationship between the thermodynamic and computational properties of physical
systems has been a major theoretical interest since at least the 19th century. It has also …

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 …

Probabilistic computing with voltage-controlled dynamics in magnetic tunnel junctions

Y Shao, C Duffee, E Raimondo, N Davila… - …, 2023 - iopscience.iop.org
Probabilistic (p-) computing is a physics-based approach to addressing computational
problems which are difficult to solve by conventional von Neumann computers. A key …

Spintronic foundation cells for large-scale integration

Q Shao, K Garello, J Tang - Nature Reviews Electrical Engineering, 2024 - nature.com
The convergence of spintronics and traditional semiconductor technology marks a critical
juncture in the evolution of computing architectures, for which the development of foundation …

Safe, secure and trustworthy compute-in-memory accelerators

Z Wang, Y Wu, Y Park, WD Lu - Nature Electronics, 2024 - nature.com
Abstract Compute-in-memory (CIM) accelerators based on emerging memory devices are of
potential use in edge artificial intelligence and machine learning applications due to their …

Superior probabilistic computing using operationally stable probabilistic-bit constructed by manganite nanowire

Y Wang, B Chen, W Gao, B Ye, C Niu… - National Science …, 2024 - academic.oup.com
Probabilistic computing has emerged as a viable approach to treat optimization problems.
To achieve superior computing performance, the key aspect during computation is massive …

Effect of nonlinear magnon interactions on stochastic magnetization switching

M Elyasi, S Kanai, H Ohno, S Fukami, GEW Bauer - Physical Review B, 2024 - APS
Telegraph noise caused by frequent switching of the magnetization in small magnetic
devices has become a useful resource for probabilistic computing. Conventional theories …

Connecting physics to systems with modular spin-circuits

K Selcuk, S Bunaiyan, NS Singh, S Sayed, S Ganguly… - npj Spintronics, 2024 - nature.com
An emerging paradigm in modern electronics is that of CMOS+ X requiring the integration of
standard CMOS technology with novel materials and technologies denoted by X. In this …

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 …

Experimental demonstration of an on-chip p-bit core based on stochastic magnetic tunnel junctions and 2D MoS2 transistors

J Daniel, Z Sun, X Zhang, Y Tan, N Dilley… - Nature …, 2024 - nature.com
Probabilistic computing is a computing scheme that offers a more efficient approach than
conventional complementary metal-oxide–semiconductor (CMOS)-based logic in a variety of …