Rayleigh–Taylor and Richtmyer–Meshkov instability induced flow, turbulence, and mixing. II

Y Zhou - Physics Reports, 2017 - Elsevier
Abstract Rayleigh–Taylor (RT) and Richtmyer–Meshkov (RM) instabilities are well-known
pathways towards turbulent mixing layers, in many cases characterized by significant mass …

Simple potential-flow model of Rayleigh-Taylor and Richtmyer-Meshkov instabilities for all density ratios

SI Sohn - Physical Review E, 2003 - APS
We generalize the Layzer-type model for unstable interfaces to the system of arbitrary
density ratio. The predictions from the generalized model for bubble growth rates of …

High-resolution simulations and modeling of reshocked single-mode Richtmyer-Meshkov instability: Comparison to experimental data and to amplitude growth model …

M Latini, O Schilling, WS Don - Physics of Fluids, 2007 - pubs.aip.org
The reshocked single-mode Richtmyer-Meshkov instability is simulated in two spatial
dimensions using the fifth-and ninth-order weighted essentially nonoscillatory shock …

A unified theoretical model for spatiotemporal development of Rayleigh–Taylor and Richtmyer–Meshkov fingers

C Liu, Y Zhang, Z Xiao - Journal of Fluid Mechanics, 2023 - cambridge.org
An initially perturbed interface between two fluids of different densities is usually unstable
when driven by an acceleration or a shock wave; it is known as a Rayleigh–Taylor instability …

Vortex model and simulations for Rayleigh-Taylor and Richtmyer-Meshkov instabilities

SI Sohn - Physical Review E, 2004 - APS
The vortex method is applied to simulations of Rayleigh-Taylor (RT) and Richtmyer-Meshkov
(RM) instabilities. The numerical results from the vortex method agree well with analytic …

A comparison of two-and three-dimensional single-mode reshocked Richtmyer–Meshkov instability growth

M Latini, O Schilling - Physica D: Nonlinear Phenomena, 2020 - Elsevier
The growth dynamics of two-and three-dimensional single-mode reshocked Richtmyer–
Meshkov instability are compared systematically using data from high-resolution implicit …

A decoupled mechanism of interface growth in single-mode hydrodynamic instabilities

C Liu, H Wu-Wang, Y Zhang, Z Xiao - Journal of Fluid Mechanics, 2023 - cambridge.org
One of the most significant issues in hydrodynamic interfacial instabilities is the growth rate
of the interfacial perturbations, which plays an important role in both scientific research (eg …

Analysis of single-mode Richtmyer–Meshkov instability using high-order incompressible vorticity—streamfunction and shock-capturing simulations

M Latini, O Schilling, DI Meiron - Physics of Fluids, 2024 - pubs.aip.org
Two-and three-dimensional simulation results obtained using a new high-order
incompressible, variable-density vorticity–streamfunction (VS) method and data from …

Density dependence of a Zufiria-type model for Rayleigh–Taylor bubble fronts

SI Sohn - Physical Review E—Statistical, Nonlinear, and Soft …, 2004 - APS
We present the analytic model for the evolution of bubbles of arbitrary density ratio in
Rayleigh–Taylor and Richtmyer–Meshkov instabilities. The model is the generalization of …

Effects of viscosity on the growth of Rayleigh–Taylor instability

YG Cao, HZ Guo, ZF Zhang, ZH Sun… - Journal of Physics A …, 2011 - iopscience.iop.org
Using Zufiria's potential flow model with a point source in the velocity potential, we
investigate the effects of viscosity on the growth of the bubble in Rayleigh–Taylor instability …