[HTML][HTML] Maximum initial growth-rate of strong-shock-driven Richtmyer-Meshkov instability

ZR Dell, A Pandian, AK Bhowmick, NC Swisher… - Physics of …, 2017 - pubs.aip.org
We focus on the classical problem of the dependence on the initial conditions of the initial
growth-rate of strong shock driven Richtmyer-Meshkov instability (RMI) by developing a …

The influences of acceleration on compressible Rayleigh–Taylor instability with non-equilibrium effects

H Lai, C Lin, Y Gan, D Li, L Chen - Computers & Fluids, 2023 - Elsevier
Rayleigh–Taylor (RT) instability is a classical interface instability of great importance in
nature and engineering fields. In this paper, the influences of acceleration on the …

Nonlinear growth of the converging Richtmyer-Meshkov instability in a conventional shock tube

M Vandenboomgaerde, P Rouzier, D Souffland… - Physical Review …, 2018 - APS
In convergent geometry, the Bell-Plesset (BP) effects modify the growth of hydrodynamic
instability in comparison with the planar geometry. They account for acceleration …

The bipolar behavior of the Richtmyer–Meshkov instability

AA Gowardhan, J Ristorcelli, FF Grinstein - Physics of fluids, 2011 - pubs.aip.org
A numerical study of the evolution of the multimode planar Richtmyer-Meshkov instability
(RMI) in a light-heavy (air-SF 6, Atwood number A= 0.67) configuration involving a Mach …

Nonlinear regime of a multimode Richtmyer–Meshkov instability: a simplified perturbation theory

M Vandenboomgaerde, S Gauthier, C Mügler - Physics of Fluids, 2002 - pubs.aip.org
When the interface between two materials of different densities is not perfectly flat and is
accelerated by a shock wave, it can become unstable. This interface instability is known as …

[HTML][HTML] Asymptotic behavior of the mixed mass in Rayleigh–Taylor and Richtmyer–Meshkov instability induced flows

Y Zhou, WH Cabot, B Thornber - Physics of Plasmas, 2016 - pubs.aip.org
Rayleigh–Taylor instability (RTI) and Richtmyer–Meshkov instability (RMI) are serious
practical issues in inertial confinement fusion research, and also have relevance to many …

Startup process in the Richtmyer–Meshkov instability

M Lombardini, DI Pullin - Physics of Fluids, 2009 - pubs.aip.org
An analytical model for the initial growth period of the planar Richtmyer–Meshkov instability
is presented for the case of a reflected shock, which corresponds in general to light-to-heavy …

On the Richtmyer–Meshkov instability evolving from a deterministic multimode planar interface

VK Tritschler, BJ Olson, SK Lele, S Hickel… - Journal of Fluid …, 2014 - cambridge.org
We investigate the shock-induced turbulent mixing between a light and a heavy gas, where
a Richtmyer–Meshkov instability (RMI) is initiated by a shock wave with Mach number …

On divergent Richtmyer–Meshkov instability of a light/heavy interface

M Li, J Ding, Z Zhai, T Si, N Liu, S Huang… - Journal of Fluid …, 2020 - cambridge.org
We report the first experiments on divergent shock-driven Richtmyer–Meshkov instability
(RMI) at well-controlled single-mode interfaces. These experiments are performed in a novel …

Two classes of Richtmyer-Meshkov instabilities: A detailed statistical look

JR Ristorcelli, AA Gowardhan, FF Grinstein - Physics of Fluids, 2013 - pubs.aip.org
A single parameter numerical study of the evolution of the multimode planar Richtmyer-
Meshkov instability (RMI) in a shocked/reshocked (air-SF6, Atwood number A= 0.67) …