A dynamic analysis of the Rayleigh–Taylor instability in soft solids
Sign Up to like & getrecommendations! Published in 2020 at "Extreme Mechanics Letters"
DOI: 10.1016/j.eml.2020.100940
Abstract: Abstract A soft viscoelastic layer is susceptible to interfacial instability due to self-weight when oriented in a heavy over light configuration. This is the solid Rayleigh–Taylor instability. We perform an elastodynamic stability analysis for the… read more here.
Keywords: taylor instability; analysis; number; rayleigh taylor ... See more keywords
Phase field simulation of Rayleigh–Taylor instability with a meshless method
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Analysis With Boundary Elements"
DOI: 10.1016/j.enganabound.2017.11.015
Abstract: Abstract The purpose of this paper is a numerical study of Rayleigh–Taylor instability problem in two dimensions, based on phase-field (PF) formulation and diffuse approximate method (DAM) meshless solution procedure, enabling single-domain fixed-node approach for… read more here.
Keywords: taylor instability; phase field; rayleigh taylor;
Detailed nonlinear dynamics of the liquid spike development in gaseous medium caused by a three-dimensional Rayleigh-Taylor instability
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Multiphase Flow"
DOI: 10.1016/j.ijmultiphaseflow.2019.103107
Abstract: Abstract Previous researches on the single-mode Rayleigh-Taylor (RT) instability were mainly focused on the advancing speed of gaseous bubbles, while few of them shed light on the nonlinear dynamics of the liquid spikes (jets) where… read more here.
Keywords: taylor instability; liquid spike; nonlinear dynamics; rayleigh taylor ... See more keywords
Numerical simulation of Rayleigh-Taylor Instability with periodic boundary condition using MPS method
Sign Up to like & getrecommendations! Published in 2018 at "Progress in Nuclear Energy"
DOI: 10.1016/j.pnucene.2018.08.008
Abstract: Abstract The Multiphase Moving Particle Semi-implicit(MMPS) method is adopted to simulate the Rayleigh-Taylor Instability (RTI) process in an incompressible viscous two-phase immiscible fluid. To eliminate influences of the initial disturbance arrangement and boundary conditions in… read more here.
Keywords: periodic boundary; taylor instability; rayleigh taylor; boundary condition ... See more keywords
Jetting of viscous droplets from cavitation-induced Rayleigh–Taylor instability
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2018.284
Abstract: Liquid jetting and fragmentation are important in many industrial and medical applications. Here, we study the jetting from the surface of single liquid droplets undergoing internal volume oscillations. This is accomplished by an explosively expanding… read more here.
Keywords: droplet; taylor instability; surface; rayleigh taylor ... See more keywords
Long-term effect of Rayleigh–Taylor stabilization on converging Richtmyer–Meshkov instability
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2018.424
Abstract: The Richtmyer–Meshkov instability on a three-dimensional single-mode light/heavy interface is experimentally studied in a converging shock tube. The converging shock tube has a slender test section so that the non-uniform feature of the shocked flow… read more here.
Keywords: effect; interface; rayleigh taylor; taylor stabilization ... See more keywords
Optimal perturbations for controlling the growth of a Rayleigh–Taylor instability
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2019.532
Abstract: A discrete adjoint-based method is employed to control multi-mode Rayleigh–Taylor (RT) instabilities via strategic manipulation of the initial interfacial perturbations. We seek to find to what extent mixing and growth can be enhanced at late… read more here.
Keywords: stages instability; growth; objective functions; rayleigh taylor ... See more keywords
Rayleigh–Taylor instability by segregation in an evaporating multicomponent microdroplet
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2020.449
Abstract: Abstract The evaporation of multicomponent droplets is relevant to various applications but challenging to study due to the complex physicochemical dynamics. Recently, Li etal. (Phys. Rev. Lett., vol. 120, 2018, 224501) reported evaporation-triggered segregation in… read more here.
Keywords: hexanediol; taylor instability; droplet; evaporation ... See more keywords
Mechanics of removing water from the ear canal: Rayleigh–Taylor instability
Sign Up to like & getrecommendations! Published in 2023 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2023.309
Abstract: Abstract Water stuck in the ear is a common problem during showering, swimming or other water activities. Having water trapped in the ear canal for a long time can lead to ear infections and possibly… read more here.
Keywords: taylor instability; water; rayleigh taylor; ear canal ... See more keywords
Rayleigh-Taylor instabilities with sheared magnetic fields in partially ionised plasmas
Sign Up to like & getrecommendations! Published in 2018 at "Astronomy and Astrophysics"
DOI: 10.1051/0004-6361/201731534
Abstract: Aims. In the present study we investigate the nature of the magnetic Rayleigh-Taylor instability appearing at a tangential discontinuity in a partially ionised plasma when the effect of magnetic shear is taken into account. Methods.… read more here.
Keywords: instability increment; partially ionised; rayleigh taylor; taylor instabilities ... See more keywords
Effects of a semi-infinite stratification on the Rayleigh-Taylor instability in an interface with surface tension
Sign Up to like & getrecommendations! Published in 2017 at "AIP Advances"
DOI: 10.1063/1.4985989
Abstract: The Rayleigh-Taylor instability (RTI) in an infinite slab where a constant density lower fluid is initially separated from an upper stratified fluid is discussed in linear regime. The upper fluid is of increasing exponential density… read more here.
Keywords: taylor instability; surface; rti modes; surface tension ... See more keywords