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 …

Local Lagrangian reduced-order modeling for the Rayleigh-Taylor instability by solution manifold decomposition

SW Cheung, Y Choi, DM Copeland, K Huynh - Journal of Computational …, 2023 - Elsevier
Abstract The Rayleigh-Taylor instability is a classical hydrodynamic instability of great
interest in various disciplines of science and engineering, including astrophysics …

An improved multiphase lattice Boltzmann flux solver with a modified Cahn–Hilliard equation for multiphase flow with super large density ratio

D Zhang, Y Li, Y Wang, C Shu - Physics of Fluids, 2024 - pubs.aip.org
In this study, a modified Cahn–Hilliard equation with a very simple format was proposed,
which can be used to simulate immiscible multi-component/multiphase flow with a super …

Droplet impact simulation with Cahn–Hilliard phase field method coupling Navier-slip boundary and dynamic contact angle model

Z Fu, H **, G Yao, D Wen - Physics of Fluids, 2024 - pubs.aip.org
As a highly promising interface capture tool, the phase field method (PFM) has gained fast
development in the past 20 years or so including in the simulation of droplet impact. The …

[HTML][HTML] Direct numerical simulations of incompressible Rayleigh–Taylor instabilities at low and medium Atwood numbers

A Hamzehloo, P Bartholomew, S Laizet - Physics of Fluids, 2021 - pubs.aip.org
Direct numerical simulations of two-dimensional (2D) and three-dimensional (3D), single-
mode and multi-mode, incompressible immiscible Rayleigh–Taylor (RT) instabilities are …

Does Maxwell's hypothesis of air saturation near the surface of evaporating liquid hold at all spatial scales?

ES Benilov - Journal of Fluid Mechanics, 2023 - cambridge.org
The classical model of evaporation of liquids hinges on Maxwell's assumption that the air
near the liquid's surface is saturated. It allows one to find the evaporative flux without …

Advected phase-field method for bounded solution of the Cahn–Hilliard Navier–Stokes equations

A Dadvand, M Bagheri, N Samkhaniani, H Marschall… - Physics of …, 2021 - pubs.aip.org
Phase-field methods based on the Cahn–Hilliard (CH) equation coupled to the
incompressible Navier–Stokes equation are becoming increasingly popular for interface …

Icing characteristics around entrapped air film during a droplet impacts onto a cold surface

Z Fu, H **, D Wen - International Communications in Heat and Mass …, 2024 - Elsevier
Ice formation and accumulation on blades is a serious threat to the reliable performance of
wind turbines. This work investigates the microscopic icing characteristics around an …

The multicomponent diffuse-interface model and its application to water/air interfaces

ES Benilov - Journal of Fluid Mechanics, 2023 - cambridge.org
Fundamental properties of the multicomponent diffuse-interface model (DIM), such as the
maximum entropy principle and conservation laws, are used to explore the basic interfacial …

[HTML][HTML] Self-similar interfacial mixing with variable acceleration

SI Abarzhi - Physics of Fluids, 2021 - pubs.aip.org
Rayleigh–Taylor (RT) interfacial mixing has critical importance for a broad range of
processes in nature and technology, from supernovas and planetary interiors to plasma …