Kelvin-Helmholtz instability in a compressible dust fluid flow

K Kumar, P Bandyopadhyay, S Singh, VS Dharodi… - Scientific Reports, 2023 - nature.com
We report the first experimental observations of a single-mode Kelvin-Helmholtz instability in
a flowing dusty plasma in which the flow is compressible in nature. The experiments are …

Are low-frequency quasi-periodic oscillations in accretion flows the disk response to jet instability?

J Ferreira, G Marcel, PO Petrucci, J Rodriguez… - Astronomy & …, 2022 - aanda.org
Low-frequency quasi-periodic oscillations, or LFQPOs, are ubiquitous in black hole X-ray
binaries and provide strong constraints on the accretion-ejection processes. Although …

Suppression mechanism of Kelvin-Helmholtz instability in compressible fluid flows

M Karimi, SS Girimaji - Physical review E, 2016 - APS
The transformative influence of compressibility on the Kelvin-Helmholtz instability (KHI) at
the interface between two fluid streams of different velocities is explicated. When the velocity …

Kelvin–Helmholtz instability in partially ionized compressible plasmas

R Soler, AJ Díaz, JL Ballester… - The Astrophysical …, 2012 - iopscience.iop.org
ABSTRACT The Kelvin–Helmholtz instability (KHI) has been observed in the solar
atmosphere. Ion–neutral collisions may play a relevant role for the growth rate and evolution …

Theory of fluid instabilities in partially ionized plasmas: an overview

R Soler, JL Ballester - Frontiers in Astronomy and Space Sciences, 2022 - frontiersin.org
Partially ionized plasmas (PIP) are essential constituents of many astrophysical
environments, including the solar atmosphere, the interstellar medium, molecular clouds …

Vortex disruption by magnetohydrodynamic feedback

J Mak, SD Griffiths, DW Hughes - Physical Review Fluids, 2017 - APS
In an electrically conducting fluid, vortices stretch out a weak, large-scale magnetic field to
form strong current sheets on their edges. Associated with these current sheets are magnetic …

Effect of dust on Kelvin-Helmholtz instabilities

T Hendrix, R Keppens - Astronomy & Astrophysics, 2014 - aanda.org
Context. Dust is present in a large variety of astrophysical fluids, ranging from tori around
supermassive black holes to molecular clouds, protoplanetary discs, and cometary outflows …

Effect of Transverse Magnetic Field on Kelvin–Helmholtz Instability in the Presence of a Radiation Field

H Peng, F Yu, Y Huliuta, L Wei… - The Astrophysical …, 2024 - iopscience.iop.org
The dispersion relation of the magnetized Kelvin–Helmholtz (KH) instability driven by shear
flow with zero thickness of the shear layer is derived theoretically based on a set of …

The Kelvin–Helmholtz instability in weakly ionized plasmas: ambipolar-dominated and Hall-dominated flows

AC Jones, TP Downes - Monthly Notices of the Royal …, 2011 - academic.oup.com
Abstract The Kelvin–Helmholtz instability is well known to be capable of converting well-
ordered flows into more disordered, even turbulent, flows. As such it could represent a path …

Kelvin–Helmholtz instability at the interface of H ii region and molecular cloud under the influence of ambipolar diffusion: a discontinuous model of the interface

SA Yaghouti - Monthly Notices of the Royal Astronomical …, 2023 - academic.oup.com
For typical flow velocities in the interstellar medium (ISM), the Kelvin–Helmholtz instability
(KHI) may result in the development of structures in molecular clouds near the interface …