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We prove local well-posedness in regular spaces and a Beale-Kato-Majda blow-up criterion for a recently derived stochastic model of the 3D Euler fluid equation for incompressible flow. This model describes incompressible fluid motions whose…

数学物理 · 物理学 2018-11-14 Dan Crisan , Franco Flandoli , Darryl D. Holm

We develop a mathematical theory for a class of compressible viscoelastic rate-type fluids with stress diffusion. Our approach is based on the concepts used in the nowadays standard theory of compressible Newtonian fluids as…

偏微分方程分析 · 数学 2020-01-08 Miroslav Bulíček , Eduard Feireisl , Josef Málek

Most biological fluids are viscoelastic, meaning that they have elastic properties in addition to the dissipative properties found in Newtonian fluids. Computational models can help us understand viscoelastic flow, but are often limited in…

流体动力学 · 物理学 2021-03-25 Michael Kuron , Cameron Stewart , Joost de Graaf , Christian Holm

We establish the global existence of weak solutions of the isentropic compressible magnetohydrodynamic equations with ripped density in the whole plane provided the bulk viscosity coefficient is properly large. Moreover, we show that such…

偏微分方程分析 · 数学 2025-10-31 Shuai Wang , Guochun Wu , Xin Zhong

The global well-posedness and inviscid limit are investigated for the fluid-particle interaction system, described by the Navier-Stokes equations for the inhomogeneous incompressible viscous flows coupled with the Vlasov-Fokker-Planck…

偏微分方程分析 · 数学 2025-12-15 Fucai Li , Jinkai Ni , Ling-Yun Shou , Dehua Wang

The basic model for incompressible two-phase flows with phase transitions is derived from basic principles and shown to be thermodynamically consistent in the sense that the total energy is conserved and the total entropy is nondecreasing.…

偏微分方程分析 · 数学 2016-12-20 Jan Pruess , Senjo Shimizu , Yoshihiro Shibata , Gieri Simonett

We present a new regularized Oldroyd-B model in three dimensions which satisfies an energy estimate analogous to that of the standard model, and maintains the positive semi-definiteness of the conformation tensor. This results in the unique…

偏微分方程分析 · 数学 2025-07-14 Jaroslaw S. Jaracz , Young Ju Lee

We investigate a viscoelastic flow model with a generalized memory, in which a weak-singular component is introduced in the exponential convolution kernel of classical viscoelastic flow equations that remains untreated in the literature. We…

偏微分方程分析 · 数学 2022-03-02 Yingwen Guo , Xiangcheng Zheng

We prove the global existence of weak solutions to the Navier-Stokes equations of compressible heat-conducting fluids in two spatial dimensions with initial data and external forces which are large and spherically symmetric. The solutions…

偏微分方程分析 · 数学 2012-05-01 Fei Jiang , Song Jiang , Junpin Yin

We consider a phase-field model which describes the interactions between the blood flow and the thrombus. The latter is supposed to be a viscoelastic material. The potential describing the cohesive energy of the mixture is assumed to be of…

偏微分方程分析 · 数学 2023-04-10 Maurizio Grasselli , Andrea Poiatti

We study a thermodynamically consistent diffuse-interface model that describes the motion of two macroscopically immiscible, incompressible, and viscous Newtonian fluids with unmatched densities. This model is compatible with continuum…

偏微分方程分析 · 数学 2026-04-30 Mingwen Fei , Xiang Fei , Yadong Liu , Hao Wu

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

This paper is a continuation of the works in \cite{Euler} and \cite{NS}, where the authors have established the global existence of smooth compressible flows in infinitely expanding balls for inviscid gases and viscid gases, respectively.…

偏微分方程分析 · 数学 2017-06-06 Huicheng Yin , Wenbin Zhao

We revisit viscoelastic Kolmogorov flow to show that the elastic linear instability of an Oldroyd-B fluid at vanishing Reynolds numbers ($Re$) found by Boffetta et al. (J. Fluid Mech. 523, 161-170, 2005) is the same `centre-mode'…

流体动力学 · 物理学 2024-10-11 Theo Lewy , Rich Kerswell

In the first part of this work, we investigate the Cauchy problem for the $d$-dimensional incompressible Oldroyd-B model with dissipation in the stress tensor equation. By developing a weighted Chemin-Lerner framework combined with a…

偏微分方程分析 · 数学 2025-04-18 Tao Liang , Yongsheng Li , Xiaoping Zhai

The three-dimensional equations for the compressible flow of liquid crystals are considered. An initial-boundary value problem is studied in a bounded domain with large data. The existence and large-time behavior of a global weak solution…

偏微分方程分析 · 数学 2015-05-30 Dehua Wang , Cheng Yu

Motivated by lubrication problems, we consider a micropolar uid ow in a 2D domain with a rough and free boundary. We assume that the thickness and the roughness are both of order 0 < " << 1. We prove the existence and uniqueness of a…

偏微分方程分析 · 数学 2013-09-20 Mahdi Boukrouche , Laetitia Paoli

This paper is concerned with an interaction problem between a full compressible, electrically conducting fluid and a thermoelastic shell in a two-dimensional setting. The shell is modelled by linear thermoelasticity equations, and…

偏微分方程分析 · 数学 2025-06-10 Kuntal Bhandari , Bingkang Huang , Šárka Nečasová

We prove the global-in-time existence of large-data finite-energy weak solutions to an incompressible hybrid Vlasov-magnetohydrodynamic model in three space dimensions. The model couples three essential ingredients of magnetized plasmas: a…

偏微分方程分析 · 数学 2017-07-05 Bin Cheng , Endre Süli , Cesare Tronci

In this paper, we consider the advective unstable Cahn-Hilliard equation in 2D with shear flow: \begin{equation*} \begin{cases} u_t+Av_1(y) \partial_x u+\varepsilon \Delta^2 u= \Delta(a u^3+ b u^2) \quad & \quad \textrm{on} \quad \mathbb…

偏微分方程分析 · 数学 2026-01-30 Bingyang Hu , Dinghua Xu , Yeyu Zhang
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