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 …

The influence of initial conditions on turbulent mixing due to Richtmyer–Meshkov instability

B Thornber, D Drikakis, DL Youngs… - Journal of Fluid …, 2010 - cambridge.org
This paper investigates the influence of different three-dimensional multi-mode initial
conditions on the rate of growth of a mixing layer initiated via a Richtmyer–Meshkov …

Demonstration of scale-invariant Rayleigh-Taylor instability growth in laser-driven cylindrical implosion experiments

JP Sauppe, S Palaniyappan, BJ Tobias, JL Kline… - Physical Review Letters, 2020 - APS
Rayleigh-Taylor instability growth is shown to be hydrodynamically scale invariant in
convergent cylindrical implosions for targets that varied in radial dimension and implosion …

The density ratio dependence of self-similar Rayleigh–Taylor mixing

DL Youngs - … Transactions of the Royal Society A …, 2013 - royalsocietypublishing.org
Previous research on self-similar mixing caused by Rayleigh–Taylor (RT) instability is
summarized and a recent series of high resolution large eddy simulations is described …

Turbulent mixing driven by spherical implosions. Part 1. Flow description and mixing-layer growth

M Lombardini, DI Pullin, DI Meiron - Journal of Fluid Mechanics, 2014 - cambridge.org
We present large-eddy simulations (LES) of turbulent mixing at a perturbed, spherical
interface separating two fluids of differing densities and subsequently impacted by a …

On the Bell–Plesset effects: the effects of uniform compression and geometrical convergence on the classical Rayleigh–Taylor instability

R Epstein - Physics of plasmas, 2004 - pubs.aip.org
The Rayleigh–Taylor (RT) instability of an accelerating fluid interface is examined
considering the effects of compression and geometrical convergence on incompressible …

Richtmyer–Meshkov turbulent mixing arising from an inclined material interface with realistic surface perturbations and reshocked flow

M Hahn, D Drikakis, DL Youngs, RJR Williams - Physics of Fluids, 2011 - pubs.aip.org
This paper presents a numerical study of turbulent mixing due to the interaction of a shock
wave with an inclined material interface. The interface between the two gases is modeled by …

Growth of a Richtmyer-Meshkov turbulent layer after reshock

B Thornber, D Drikakis, DL Youngs, RJR Williams - Physics of Fluids, 2011 - pubs.aip.org
This paper presents a numerical study of a reshocked turbulent mixing layer using high-
order accurate Implicit Large-Eddy-Simulations (ILES). Existing theoretical approaches are …

The influence of initial perturbation power spectra on the growth of a turbulent mixing layer induced by Richtmyer–Meshkov instability

M Groom, B Thornber - Physica D: Nonlinear Phenomena, 2020 - Elsevier
This paper investigates the influence of different broadband perturbations on the evolution of
a Richtmyer–Meshkov turbulent mixing layer initiated by a Mach 1.84 shock traversing a …

Coarse grained simulations of shock-driven turbulent material mixing

FF Grinstein, JA Saenz, M Germano - Physics of Fluids, 2021 - pubs.aip.org
We revisit coarse-grained simulation strategies for turbulent material mixing applications
involving shock-driven turbulence in the context of the Radiation Adaptive Grid Eulerian …