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This article investigates the interaction of nematic liquid crystals modeled by a simplified Ericksen-Leslie model with a rigid body. It is shown that this problem is locally strongly well-posed, and that it also admits a unique, global…

偏微分方程分析 · 数学 2024-09-04 Tim Binz , Felix Brandt , Matthias Hieber , Arnab Roy

For any bounded, smooth domain $\Omega\subset \R^2$, %(or $\Omega=\R^2$), we will establish the weak compactness property of solutions to the simplified Ericksen-Leslie system for both uniaxial and biaxial nematics, and the convergence of…

偏微分方程分析 · 数学 2020-06-09 Hengrong Du , Tao Huang , Changyou Wang

In this paper, we study the long-time behavior of full Ericksen-Leslie system modeling the hydrodynamics of nematic liquid crystals between two dimensional unit spheres. Under a weaker assumption for Leslie's coefficients, we give the key…

偏微分方程分析 · 数学 2023-02-24 Tao Huang , Chengyuan Qu

The Ericksen-Leslie system is a fundamental hydrodynamic model that describes the evolution of incompressible liquid crystal flows of nematic type. In this paper, we prove the uniqueness of global weak solutions to the general…

偏微分方程分析 · 数学 2023-08-02 Francesco De Anna , Hao Wu

In this paper, we consider a simplified Ericksen-Leslie model for the nematic liquid crystal flow. The evolution system consists of the Navier-Stokes equations coupled with a convective Ginzburg-Landau type equation for the averaged…

偏微分方程分析 · 数学 2013-05-07 Maurizio Grasselli , Hao Wu

The general Ericksen-Leslie system for the flow of nematic liquid crystals is reconsidered in the non-isothermal case aiming for thermodynamically consistent models. The non-isothermal model is then investigated analytically. A fairly…

偏微分方程分析 · 数学 2015-04-07 Matthias Hieber , Jan Pruess

We consider the weak solution of the simplified Ericksen-Leslie system modeling compressible nematic liquid crystal flows in $\mathbb R^3$. When the initial data is small in $L^2$ and initial density is positive and essentially bounded, we…

偏微分方程分析 · 数学 2012-10-05 Guochun Wu , Zhong Tan

In this paper we investigate the three dimensional general Ericksen-Leslie (E--L) system with Ginzburg-Landau type approximation modeling nematic liquid crystal flows. First, by overcoming the difficulties from lack of maximum principle for…

偏微分方程分析 · 数学 2013-06-27 Cecilia Cavaterra , Elisabetta Rocca , Hao Wu

The Ericksen-Leslie model for nematic liquid crystal flows in case of an isothermal and incompressible fluid with general Leslie stress and anisotropic elasticity, i.e. with general Ericksen stress tensor, is shown for the first time to be…

偏微分方程分析 · 数学 2025-11-25 Matthias Hieber , Jinkai Li , Mathias Wilke

For any smooth domain $\Omega\subset \mathbb{R}^3$, we establish the existence of a global weak solution $(\mathbf{u},\mathbf{d}, \theta)$ to the simplified, non-isothermal Ericksen-Leslie system modeling the hydrodynamic motion of nematic…

偏微分方程分析 · 数学 2020-01-07 Hengrong Du , Yimei Li , Changyou Wang

In this paper we establish the uniformity property of a simplified Ericksen-Leslie system modelling the hydrodynamics of nematic liquid crystals on the two dimensional unit sphere $S^2$, namely the uniform convergence in $L^2$ to a steady…

偏微分方程分析 · 数学 2013-08-20 Changyou Wang , Xiang Xu

This paper concerns the uniqueness of weak solutions to the Cauchy problem to the Ericksen-Leslie system of liquid crystal models in $\mathbb R^2$, with both general Leslie stress tensors and general Oseen-Frank density. It is shown here…

偏微分方程分析 · 数学 2014-10-07 Jinkai Li , Edriss S. Titi , Zhouping Xin

We study a simplified system of the original Ericksen--Leslie equations for the flow of nematic liquid crystals. This is a coupled non-parabolic dissipative dynamic system. We show the convergence of global classical solutions to single…

偏微分方程分析 · 数学 2010-11-04 Hao Wu

We study a simplified inertial Ericksen-Leslie system for the nematic liquid crystal flow, which can be viewed as a system coupling Navier-Stokes equations and wave map equations. We prove the global existence of classical solution with…

偏微分方程分析 · 数学 2020-03-13 Yuan Cai , Wei Wang

In this paper we prove the convergence for all time for a Ginzburg- Landau type approximation of a simplified Ericksen-Leslie model in two dimension. Moreover, we are able to show that the singular set consists in at most finitely many…

偏微分方程分析 · 数学 2011-05-19 Doantella Donatelli , Pierangelo Marcati , Stefano Spirito

In this paper, we first establish the regularity theorem for suitable weak solutions to the Ericksen-Leslie system in dimensions two. Building on such a regularity, we then establish the existence of a global weak solution to the…

偏微分方程分析 · 数学 2015-06-16 Jinrui Huang , Fanghua Lin , Changyou Wang

We establish the global existence of weak martingale solutions to the simplified stochastic Ericksen--Leslie system modeling the nematic liquid crystal flow driven by Wiener-type noises on the two-dimensional bounded domains. The…

偏微分方程分析 · 数学 2020-11-19 Hengrong Du , Changyou Wang

In this paper, we prove the existence and uniqueness of local strong solutions of the hydrodynamics of nematic liquid crystals system under the initial data satisfying a natural compatibility condition. Also the global strong solutions of…

泛函分析 · 数学 2011-07-01 Xiangao Liu , Lanming Liu , Yihang Hao

We present explicit expressions of the helicity conservation in nematic liquid crystal flows, for both the Ericksen-Leslie and Landau-de Gennes theories. This is done by using a minimal coupling argument that leads to an Euler-like equation…

软凝聚态物质 · 物理学 2010-10-18 François Gay-Balmaz , Cesare Tronci

We study the global existence of weak solutions to a multi-dimensional simplified Ericksen-Leslie system for compressible flows of nematic liquid crystals with large initial energy in a bounded domain $\Omega\subset \mathbb{R}^N$, where N=2…

偏微分方程分析 · 数学 2014-03-21 Fei Jiang , Song Jiang , Dehua Wang
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