124 citations · 220 across the 10 of their papers we have counts for
9 papers · 1 filter
Reconfigurable field-free spin Hall nano-oscillators enabled by crystallographic anisotropy in epitaxial Co/Pt
Jong-Guk Choi, Avinash Kumar Chaurasiya, Jaimin Kang +9
Spin Hall nano-oscillators (SHNOs) are nanoscale microwave sources for wireless communication, neuromorphic computing and oscillator-based Ising machines, but conventional devices…
Spin-Orbital Hall Nano-Oscillators using PtCr/NiFe
Utkarsh Shashank, Akash Kumar, Daegeun Jo +11
The orbital Hall effect provides a promising route for generating angular-momentum currents beyond conventional spin Hall physics. PtCr alloys exhibit unusually large current-induc…
A 2048-spin bulk acoustic wave Ising machine for number partitioning and Sudoku
Venkatesh Vadde, Roman Ovcharov, Victor H. González +3
Optical coherent Ising machines based on time-multiplexing have demonstrated significant progress in terms of connectivity and spin scalability. However, they are constrained by la…
Direct observation of propagating spin waves in a spin-Hall nano-oscillator
Victor H. González, Frank Schulz, Nilamani Behera +10
Constriction-based spin Hall nano-oscillators (SHNOs) show great promise for application as highly tunable microwave sources with straightforward scalability toward large coupled n…
Giant Spin Pumping at Polymer/Ferromagnet Interfaces for Hybrid Spintronic Devices
Shiva Gaur, Akash Kumar, Himanshu Bangar +5
While the growing utilization of polymers in flexible electronic devices has sparked significant interest in polymer/metal interfaces, spintronic studies of such interfaces remain…
A 50-spin surface acoustic wave Ising machine
Artem Litvinenko, Roman Khymyn, Roman Ovcharov +1
Time-multiplexed Spinwave Ising Machines (SWIMs) have unveiled a route towards miniaturized, low-cost, and low-power solvers of combinatorial optimization problems. While the numbe…
Ultra-low-current-density single-layer magnetic Weyl semimetal spin Hall nano-oscillators
Lakhan Bainsla, Yuya Sakuraba, Avinash Kumar Chaurasiya +7
Topological quantum materials can exhibit unconventional surface states and anomalous transport properties. Still, their applications in spintronic devices are restricted as they r…
Two-dimensional mutual synchronization in spin Hall nano-oscillator arrays
Mohammad Zahedinejad, Ahmad A. Awad, Shreyas Muralidhar +5
Spin Hall nano-oscillators (SHNOs) utilize pure spin currents to drive local regions of magnetic films and nanostructures into auto-oscillating precession. If such regions are plac…
On the origin of magnetization auto-oscillations in constriction-based spin Hall nano-oscillators
Mykola Dvornik, Ahmad A. Awad, Johan Åkerman
We use micromagnetic simulations to map out and compare, the linear and auto-oscillating modes in constriction-based spin Hall nano-oscillators as a function of applied magnetic fi…