Rayleigh–Taylor and Richtmyer–Meshkov instabilities: A journey through scales

Y Zhou, RJR Williams, P Ramaprabhu, M Groom… - Physica D: Nonlinear …, 2021 - Elsevier
Hydrodynamic instabilities such as Rayleigh–Taylor (RT) and Richtmyer–Meshkov (RM)
instabilities usually appear in conjunction with the Kelvin–Helmholtz (KH) instability and are …

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 …

[HTML][HTML] Turbulent mixing and transition criteria of flows induced by hydrodynamic instabilities

Y Zhou, TT Clark, DS Clark, S Gail Glendinning… - Physics of …, 2019 - pubs.aip.org
In diverse areas of science and technology, including inertial confinement fusion (ICF),
astrophysics, geophysics, and engineering processes, turbulent mixing induced by …

Reynolds number effects on Rayleigh–Taylor instability with possible implications for type Ia supernovae

WH Cabot, AW Cook - Nature Physics, 2006 - nature.com
Spontaneous mixing of fluids at unstably stratified interfaces occurs in a wide variety of
atmospheric, oceanic, geophysical and astrophysical flows. The Rayleigh–Taylor instability …

KL turbulence model for the self-similar growth of the Rayleigh-Taylor and Richtmyer-Meshkov instabilities

G Dimonte, R Tipton - Physics of Fluids, 2006 - pubs.aip.org
A turbulence model is developed to described the self-similar growth of the Rayleigh-Taylor
(RT) and Richtmyer-Meshkov (RM) instabilities. The model describes the dominant eddies in …

Progress on understanding Rayleigh–Taylor flow and mixing using synergy between simulation, modeling, and experiment

O Schilling - Journal of Fluids Engineering, 2020 - asmedigitalcollection.asme.org
Simultaneous advances in numerical methods and computing, theoretical techniques, and
experimental diagnostics have all led independently to better understanding of Rayleigh …

Self-similar multimode bubble-front evolution of the ablative Rayleigh-Taylor instability in two and three dimensions

H Zhang, R Betti, R Yan, D Zhao, D Shvarts, H Aluie - Physical review letters, 2018 - APS
The self-similar nonlinear evolution of the multimode ablative Rayleigh-Taylor instability
(ARTI) is studied numerically in both two and three dimensions. It is shown that the nonlinear …

[HTML][HTML] A three-dimensional non-orthogonal multiple-relaxation-time phase-field lattice Boltzmann model for multiphase flows at large density ratios and high …

G Wang, J Yang, T Lei, J Chen, Q Wang… - International Journal of …, 2023 - Elsevier
This study proposes a three-dimensional non-orthogonal multiple-relaxation-time (NMRT)
phase-field multiphase lattice Boltzmann (PFLB) model within a recently established unified …

[HTML][HTML] Nonlinear bubble competition of the multimode ablative Rayleigh–Taylor instability and applications to inertial confinement fusion

H Zhang, R Betti, R Yan, H Aluie - Physics of Plasmas, 2020 - pubs.aip.org
The self-similar nonlinear evolution of the multimode ablative Rayleigh–Taylor instability
(RTI) and the ablation-generated vorticity effect are studied for a range of initial conditions …

[HTML][HTML] Ultra-high (> 30%) coupling efficiency designs for demonstrating central hot-spot ignition on the National Ignition Facility using a Frustraum

P Amendt, D Ho, Y Ping, V Smalyuk, S Khan… - Physics of …, 2019 - pubs.aip.org
A new hohlraum geometry or “Frustraum” is proposed that may enable 2–3× higher capsule
absorbed x-ray energy than for nominally sized capsules in standard cylinders. The …