Spintronic heterostructures for artificial intelligence: A materials perspective

R Maddu, D Kumar, S Bhatti… - physica status solidi …, 2023 - Wiley Online Library
With the advent of the Big Data era, neuromorphic computing (NC)(also known as brain‐
inspired computing) has gained a lot of research interest. Spintronic devices are the …

Phase-binarized spin hall nano-oscillator arrays: Towards spin hall ising machines

A Houshang, M Zahedinejad, S Muralidhar… - Physical Review …, 2022 - APS
Ising machines (IMs) are physical systems designed to find solutions to combinatorial
optimization (CO) problems mapped onto the IM via the coupling strengths between its …

Orbital torque switching in perpendicularly magnetized materials

Y Yang, P Wang, J Chen, D Zhang, C Pan, S Hu… - Nature …, 2024 - nature.com
The orbital Hall effect in light materials has attracted considerable attention for developing
orbitronic devices. Here we investigate the orbital torque efficiency and demonstrate the …

Spin-orbit torque–driven propagating spin waves

H Fulara, M Zahedinejad, R Khymyn, AA Awad… - Science …, 2019 - science.org
Spin-orbit torque (SOT) can drive sustained spin wave (SW) auto-oscillations in a class of
emerging microwave devices known as spin Hall nano-oscillators (SHNOs), which have …

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 …

Giant voltage-controlled modulation of spin Hall nano-oscillator damping

H Fulara, M Zahedinejad, R Khymyn, M Dvornik… - Nature …, 2020 - nature.com
Abstract Spin Hall nano-oscillators (SHNOs) are emerging spintronic devices for microwave
signal generation and oscillator-based neuromorphic computing combining nano-scale …

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 …

CMOS compatible W/CoFeB/MgO spin Hall nano-oscillators with wide frequency tunability

M Zahedinejad, H Mazraati, H Fulara, J Yue… - Applied Physics …, 2018 - pubs.aip.org
We demonstrate low-operational-current W/Co 20 Fe 60 B 20/MgO spin Hall nano-
oscillators (SHNOs) on highly resistive silicon (HiR-Si) substrates. Thanks to a record high …

[图书][B] Topology in magnetism

J Zang, V Cros, A Hoffmann - 2018 - books.google.com
This book presents both experimental and theoretical aspects of topology in magnetism. It
first discusses how the topology in real space is relevant for a variety of magnetic spin …