A first order hyperbolic reformulation of the Navier-Stokes-Korteweg system based on the GPR model and an augmented Lagrangian approach

F Dhaouadi, M Dumbser - Journal of Computational Physics, 2022 - Elsevier
In this paper we present a novel first order hyperbolic reformulation of the barotropic Navier-
Stokes-Korteweg system. The new formulation is based on a combination of the first order …

Existence of global weak solution for compressible fluid models of Korteweg type

B Haspot - Journal of Mathematical Fluid Mechanics, 2011 - Springer
This work is devoted to proving existence of global weak solutions for a general isothermal
model of capillary fluids derived by Dunn and Serrin (Arch Rational Mech Anal 88 (2): 95 …

On the well-posedness for the Euler-Korteweg model in several space dimensions

S Benzoni-Gavage, R Danchin, S Descombes - Indiana University …, 2007 - JSTOR
The Euler-Korteweg model results from a modification of the standard Euler equations
governing the motion of compressible inviscid fluids through the adjunction of the Korteweg …

Polynomial chaos expansion of random coefficients and the solution of stochastic partial differential equations in the tensor train format

S Dolgov, BN Khoromskij, A Litvinenko… - SIAM/ASA Journal on …, 2015 - SIAM
We apply the tensor train (TT) decomposition to construct the tensor product polynomial
chaos expansion (PCE) of a random field, to solve the stochastic elliptic diffusion PDE with …

Relative energy for the Korteweg theory and related Hamiltonian flows in gas dynamics

J Giesselmann, C Lattanzio, AE Tzavaras - Archive for Rational Mechanics …, 2017 - Springer
We consider a Euler system with dynamics generated by a potential energy functional. We
propose a form for the relative energy that exploits the variational structure and we derive a …

A structure-preserving finite volume scheme for a hyperbolic reformulation of the Navier–Stokes–Korteweg equations

F Dhaouadi, M Dumbser - Mathematics, 2023 - mdpi.com
In this paper, we present a new explicit second-order accurate structure-preserving finite
volume scheme for the first-order hyperbolic reformulation of the Navier–Stokes–Korteweg …

Kinetic derivation of Cahn-Hilliard fluid models

V Giovangigli - Physical Review E, 2021 - APS
A compressible Cahn-Hilliard fluid model is derived from the kinetic theory of dense gas
mixtures. The fluid model involves a van der Waals and Cahn-Hilliard gradient energy, a …

Global well-posedness of the Euler–Korteweg system for small irrotational data

C Audiard, B Haspot - Communications in Mathematical Physics, 2017 - Springer
Abstract The Euler–Korteweg equations are a modification of the Euler equations that take
into account capillary effects. In the general case they form a quasi-linear system that can be …

Extended Lagrangian approach for the defocusing nonlinear Schrödinger equation

F Dhaouadi, N Favrie… - Studies in Applied …, 2019 - Wiley Online Library
We study the defocusing nonlinear Schrödinger (NLS) equation written in hydrodynamic
form through the Madelung transform. From the mathematical point of view, the …

Hyperbolic relaxation models for thin films down an inclined plane

F Dhaouadi, S Gavrilyuk, JP Vila - Applied Mathematics and Computation, 2022 - Elsevier
We present a family of relaxation models for thin films flows where both viscosity and surface
tension effects are inherent. In a first step, a first-order hyperbolic approximation to the …