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In this paper we consider the 3D co-rotational Beris-Edwards system modeling the hydrodynamic motion of nematic liquid crystals in a thin strip. The system contains the incompressible Navier-Stokes, coupled with a parabolic system for…

偏微分方程分析 · 数学 2024-11-15 Francesco De Anna , Xingyu Li , Marius Paicu , Arghir Zarnescu

Existence and uniqueness of local strong solution for the Beris--Edwards model for nematic liquid crystals, which couples the Navier-Stokes equations with an evolution equation for the Q-tensor, is established on a bounded domain in the…

偏微分方程分析 · 数学 2013-12-24 Helmut Abels , Georg Dolzmann , YuNing Liu

In this paper, we consider the Beris-Edwards system for incompressible nematic liquid crystal flows. The system under investigation consists of the Navier-Stokes equations for the fluid velocity $\mathbf{u}$ coupled with an evolution…

偏微分方程分析 · 数学 2024-08-21 Yuning Liu , Hao Wu , Xiang Xu

We propose a thermodynamically consistent phase-field model for the flow of a mixture of two different viscous incompressible fluids of equal density in a bounded domain. We prove the well-posedness of local-in-time strong solutions by…

偏微分方程分析 · 数学 2025-11-18 Helmut Abels , Alice Marveggio , Andrea Poiatti

In this paper, the sharp interface limit for the compressible non-isentropic Navier-Stokes/Allen-Cahn system is derived by the method of matched asymptotic expansion. We show that the leading order problem satisfies the compressible…

偏微分方程分析 · 数学 2021-02-09 Chen Yazhou , He Qiaolin , Shi Xiaoding , Wang Xiaoping

We present a convergence analysis of an unconditionally energy-stable first-order semi-discrete numerical scheme designed for a hydrodynamic Q-tensor model, the so-called Beris-Edwards system, based on the Invariant Energy Quadratization…

数值分析 · 数学 2023-02-23 Franziska Weber , Yukun Yue

We consider the Beris-Edwards system modelling incompressible liquid crystal flows of nematic type. This couples a Navier-Stokes system for the fluid velocity with a parabolic reaction-convection-diffusion equation for the Q-tensors…

偏微分方程分析 · 数学 2023-07-28 Hao Wu , Xiang Xu , Arghir Zarnescu

We study the scaled anisotropic co-rotational Beris-Edwards system modeling the hydrodynamic motion of nematic liquid crystals in dimension two. We prove the global well-posedness with small analytic data in a thin strip domain. Moreover,…

偏微分方程分析 · 数学 2023-05-05 Xingyu Li , Marius Paicu , Arghir Zarnescu

A semi-explicit formula of solution to the boundary layer system for thermal layer derived from the compressible Navier-Stokes equations with the non-slip boundary condition when the viscosity coefficients vanish is given, in particular in…

偏微分方程分析 · 数学 2016-08-10 Cheng-Jie Liu , Ya-Guang Wang , Tong Yang

In this paper, we derive the sharp interface model of the nematic-isotropic phase transition from the Landau-de Gennes theory by using the matched asymptotic expansion method. The model includes the evolution equation of the velocity and…

偏微分方程分析 · 数学 2014-11-04 Mingwen Fei , Wei Wang , Pingwen Zhang , Zhifei Zhang

We study the hydrodynamics of compressible active nematic liquid crystals in a three-dimensional and bounded domain, with a nonlinear viscosity tensor and nonhomogeneous boundary data, in a Landau-de Gennes framework. We prove the existence…

偏微分方程分析 · 数学 2026-01-06 Kuntal Bhandari , Apala Majumdar , Šárka Nečasová

We consider the incompressible flow of two immiscible fluids in the presence of a solid phase that undergoes changes in time due to precipitation and dissolution effects. Based on a seminal sharp interface model a phase field approach is…

偏微分方程分析 · 数学 2019-12-20 Christian Rohde , Lars von Wolff

We consider the compressible Navier-Stokes system describing the motion of a barotropic fluid with density dependent viscosity confined in a three-dimensional bounded domain $\Omega$. We show the convergence of the weak solution to the…

偏微分方程分析 · 数学 2022-07-26 Luca Bisconti , Matteo Caggio

In this paper, we establish the global existence of a suitable weak solution to the co-rotational Beris-Edwards $Q$-tensor system modeling the hydrodynamic motion of nematic liquid crystals with either Landau-De Gennes bulk potential in…

偏微分方程分析 · 数学 2020-08-26 Hengrong Du , Xianpeng Hu , Changyou Wang

We consider a two-phase problem for two incompressible, viscous and immiscible fluids which are separated by a sharp interface. The problem arises as a sharp interface limit of a diffuse interface model. We present results on local…

偏微分方程分析 · 数学 2012-09-17 Helmut Abels , Mathias Wilke

This paper concerns the sharp interface limit of solutions to the inhomogeneous incompressible Navier-Stokes/Allen-Cahn coupled system in a bounded domain $\Omega \subset \mathbb{R}^n,\ n =2,3$. Based on a relative energy method, we prove…

偏微分方程分析 · 数学 2023-05-18 Song Jiang , Xiangxiang Su , Feng Xie

We investigate the sharp interface limit of a diffuse interface system that couples the Allen--Cahn equation with the instationary Navier--Stokes system in a bounded domain in $\mathbb{R}^d$ with $d \in \{2,3\}$. This model is used to…

偏微分方程分析 · 数学 2022-05-17 Sebastian Hensel , Yuning Liu

We introduce a diffuse interface model describing the evolution of a mixture of two different viscous incompressible fluids of equal density. The main novelty of the present contribution consists in the fact that the effects of temperature…

偏微分方程分析 · 数学 2014-01-15 Michela Eleuteri , Elisabetta Rocca , Giulio Schimperna

In this paper, we consider the model describing viscous incompressible liquid crystal flows, called the Beris-Edwards model, in the half-space.This model is a coupled system by the Navier-Stokes equations with the evolution equation of the…

偏微分方程分析 · 数学 2024-07-01 Daniele Barbera , Miho Murata

A model describing the evolution of a liquid crystal substance in the nematic phase is investigated in terms of three basic state variables: the {\it absolute temperature} $\teta$, the {\it velocity field} $\ub$, and the {\it director…

偏微分方程分析 · 数学 2015-05-14 E. Feireisl , E. Rocca , G. Schimperna
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