Viscous Rayleigh-Taylor instability experiments at high pressure and strain rate

HS Park, KT Lorenz, RM Cavallo, SM Pollaine… - Physical review …, 2010 - APS
Experimental results showing significant reductions from classical in the Rayleigh-Taylor
instability growth rate due to high pressure effective lattice viscosity are presented. Using a …

Rayleigh-Taylor instability in elastic-plastic materials

G Dimonte, R Gore, M Schneider - Physical review letters, 1998 - APS
Abstract The Rayleigh-Taylor instability is investigated in a material with a shear modulus μ
and yield stress σ 0. Incompressible experiments are conducted with constant and impulsive …

Energy transfer in Rayleigh-Taylor instability

AW Cook, Y Zhou - Physical Review E, 2002 - APS
The spatial structure and energy budget for Rayleigh-Taylor instability are examined using
results from a 512× 512× 2040 point direct numerical simulation. The outer-scale Reynolds …

Experimental results of tantalum material strength at high pressure and high strain rate

HS Park, N Barton, JL Belof, KJM Blobaum… - AIP Conference …, 2012 - pubs.aip.org
We are studying material strength at high pressures (> 1 Mbar) and high strain rates (106-
108 sec-1) in Ta using the Omega laser. The Ta sample is maintained well below the melt …

Rayleigh–Taylor instability in elastic-plastic solids

AR Piriz, JJ Cela, NA Tahir - Journal of Applied Physics, 2009 - pubs.aip.org
The linear analysis of incompressible Rayleigh–Taylor instability is carried out for thick solid
plates accelerated uniformly by a constant pressure. The instability threshold is found and …

Roles of bulk viscosity on Rayleigh-Taylor instability: Non-equilibrium thermodynamics due to spatio-temporal pressure fronts

TK Sengupta, A Sengupta, N Sharma, S Sengupta… - Physics of …, 2016 - pubs.aip.org
Direct numerical simulations of Rayleigh-Taylor instability (RTI) between two air masses with
a temperature difference of 70 K is presented using compressible Navier-Stokes formulation …

Linear analysis of incompressible Rayleigh-Taylor instability in solids

AR Piriz, JJ Lopez Cela, NA Tahir - … Review E—Statistical, Nonlinear, and Soft …, 2009 - APS
The study of the linear stage of the incompressible Rayleigh-Taylor instability in elastic-
plastic solids is performed by considering thick plates under a constant acceleration that is …

Single-and dual-mode Rayleigh–Taylor instability at microscopic scale

J Ding, P Sun, S Huang, X Luo - Physics of Fluids, 2021 - pubs.aip.org
The microscopic Rayleigh–Taylor instability (RTI) is studied via molecular dynamics (MD)
simulation for single-and dual-mode interfaces under a strong acceleration. The growth …

Material dynamics under extreme conditions of pressure and strain rate

BA Remington, P Allen, EM Bringa… - Materials Science …, 2006 - journals.sagepub.com
Solid state experiments at extreme pressures (10–100 GPa) and strain rates (106–108s− 1)
are being developed on high energy laser facilities, and offer the possibility for exploring …

Rayleigh-Taylor instability in elastic solids

AR Piriz, JJL Cela, OD Cortazar, NA Tahir… - Physical Review E, 2005 - APS
We present an analytical model for the Rayleigh-Taylor instability that allows for an
approximate but still very accurate and appealing description of the instability physics in the …