Self-oscillation up to 9 MHz based on voltage triggered switching in VO2/TiN point contact junctions

MS Mian, K Okimura, J Sakai - Journal of Applied Physics, 2015 - pubs.aip.org
We demonstrate self-sustaining electrical oscillations with frequency of MHz range based on
out-of-plane voltage-triggered switching in VO 2 thin films grown on conductive layers. VO 2 …

Switching dynamics of single and coupled VO2-based oscillators as elements of neural networks

A Velichko, M Belyaev, V Putrolaynen… - … Journal of Modern …, 2017 - World Scientific
In the present paper, we report on the switching dynamics of both single and coupled VO2-
based oscillators, with resistive and capacitive coupling, and explore the capability of their …

Laser-induced quenching of metastability at the Mott insulator to metal transition

T Luibrand, L Fratino, F Tahouni-Bonab, A Kronman… - Physical Review B, 2024 - APS
There is growing interest in strongly correlated insulator thin films because the intricate
interplay of their intrinsic and extrinsic state variables causes memristive behavior that might …

Bidirectional laser triggering of planar device based on vanadium dioxide thin film

BJ Kim, G Seo, YW Lee - Optics Express, 2014 - opg.optica.org
By incorporating a 1550 nm laser diode, bidirectional laser triggering was investigated in a
two-terminal planar device based on vanadium dioxide (VO_2) thin film grown by sol-gel …

Steep Sub-Boltzmann Switching in AlGaN/GaN Phase-FETs With ALD VO2

A Verma, B Song, B Downey… - … on Electron Devices, 2018 - ieeexplore.ieee.org
We report the first demonstration of ultralow leakage AlGaN/GaN MOS-HEMTs on silicon
substrates loaded at the source with atomic layer deposition (ALD) grown VO 2 metal …

Electrical oscillation in Pt/VO2 bilayer strips

Y Wang, J Chai, S Wang, L Qi, Y Yang, Y Xu… - Journal of Applied …, 2015 - pubs.aip.org
We report on the observation of stable electrical oscillation in Pt/vanadium dioxide (VO 2)
bilayer strips, in which the Pt overlayer serves the dual purposes of heating up the VO 2 and …

Thermally-or optically-biased memristive switching in two-terminal VO2 devices

G Seo, BJ Kim, HT Kim, YW Lee - Current Applied Physics, 2014 - Elsevier
We investigated thermally-or optically-biased memristive switching in two-terminal micro
devices based on vanadium dioxide (VO 2) thin films. For the preparation of multi-level …

Plasmonic nanoantennas on VO2 films for active switching of near-field intensity and radiation from nanoemitters

N Gupta, PB Savaliya, A Dhawan - Optics Express, 2020 - opg.optica.org
In this paper, we propose novel plasmonic switches based on plasmonic nanoantennas
lying on top of a thin film of a phase change material such as vanadium dioxide (VO_2) …

Tunable subwavelength hot spot of dipole nanostructure based on VO2 phase transition

JB Park, IM Lee, SY Lee, K Kim, D Choi, EY Song… - Optics …, 2013 - opg.optica.org
We propose a novel approach to generate and tune a hot spot in a dipole nanostructure of
vanadium dioxide (VO_2) laid on a gold (Au) substrate. By inducing a phase transition of the …

Design and numerical analysis of a high-performance optical modulator based on Si-VO2 Bragg grating waveguide

SM Pouyan, M Miri, MH Sheikhi - Applied Optics, 2021 - opg.optica.org
Design and numerical characterization of a high-performance VO 2-based optical modulator
are proposed. The modulation is achieved by the phase transition of VO 2 in a Bragg grating …