[HTML][HTML] Spintronic devices as next-generation computation accelerators

VH González, A Litvinenko, A Kumar, R Khymyn… - Current Opinion in Solid …, 2024 - Elsevier
The ever increasing demand for computational power combined with the predicted plateau
for the miniaturization of existing silicon-based technologies has made the search for low …

[HTML][HTML] Quantum materials for energy-efficient neuromorphic computing: Opportunities and challenges

A Hoffmann, S Ramanathan, J Grollier, AD Kent… - APL Materials, 2022 - pubs.aip.org
Neuromorphic computing approaches become increasingly important as we address future
needs for efficiently processing massive amounts of data. The unique attributes of quantum …

A spinwave Ising machine

A Litvinenko, R Khymyn, VH González… - Communications …, 2023 - nature.com
Abstract Time-multiplexed Coherent Ising Machines (CIMs) have demonstrated promising
results in rapidly solving large-scale combinatorial problems. However, CIMs remain …

Spin-wave-mediated mutual synchronization and phase tuning in spin Hall nano-oscillators

A Kumar, AK Chaurasiya, VH González, N Behera… - Nature Physics, 2025 - nature.com
Spin–orbit torque can drive auto-oscillations of propagating spin-wave modes in nano-
constriction spin Hall nano-oscillators. These modes facilitate both long-range coupling and …

Fabrication of voltage-gated spin Hall nano-oscillators

A Kumar, M Rajabali, VH González, M Zahedinejad… - Nanoscale, 2022 - pubs.rsc.org
We demonstrate an optimized fabrication process for electric field (voltage gate) controlled
nano-constriction spin Hall nano-oscillators (SHNOs), achieving feature sizes of< 30 nm with …

Energy-Efficient Co-Fe-B/MgO Spin Hall Nano-Oscillators

N Behera, H Fulara, L Bainsla, A Kumar… - Physical Review …, 2022 - APS
We investigate a W-Ta alloying route to reduce the auto-oscillation threshold current
densities and the power consumption of nanoconstriction based spin Hall nano-oscillators …

Unconventional computing based on magnetic tunnel junction

B Cai, Y He, Y Xin, Z Yuan, X Zhang, Z Zhu, G Liang - Applied Physics A, 2023 - Springer
The conventional computing method based on the von Neumann architecture is limited by a
series of problems such as high energy consumption, finite data exchange bandwidth …

Robust mutual synchronization in long spin Hall nano-oscillator chains

A Kumar, H Fulara, R Khymyn, A Litvinenko… - Nano Letters, 2023 - ACS Publications
Mutual synchronization of N serially connected spintronic nano-oscillators boosts their
coherence by N and peak power by N 2. Increasing the number of synchronized nano …

Evaluating spintronics-compatible implementations of Ising machines

A Grimaldi, L Mazza, E Raimondo, P Tullo… - Physical Review …, 2023 - APS
The commercial and industrial demand for the solution of hard combinatorial optimization
problems pushes forward the development of efficient solvers. One of them is the Ising …

Anisotropy-assisted bias-free spin Hall nano-oscillator

S Manna, R Medwal, S Gupta, JR Mohan… - Applied Physics …, 2023 - pubs.aip.org
Ferromagnet/nonmagnet (FM/NM) bilayer-based spin Hall nano-oscillators (SHNOs)—a sub-
class of spintronic oscillator devices—have promising potential toward realizing low-power …