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We prove conditional weak-strong uniqueness of the potential Euler solution for external flow around a smooth body in three space dimensions, within the class of viscosity weak solutions with the same initial data. Our sufficient condition…

偏微分方程分析 · 数学 2025-03-11 Hao Quan , Gregory L. Eyink

In this article, we study the small dispersion limit of the Euler-Korteweg system in a domain with a smooth boundary and no-flux boundary conditions. We exploit a relative energy approach to study the convergence of finite energy weak…

偏微分方程分析 · 数学 2026-04-28 Paolo Antonelli , Yuri Cacchiò

In this paper, we derive an extension of the Reynolds law for quasi-Newtonian fluid flows through a thin domain with thickness $0<\varepsilon\ll 1$ with viscosity obeying the Carreau law without high-rate viscosity, by applying asymptotic…

偏微分方程分析 · 数学 2025-08-07 María Anguiano , Francisco J. Suárez-Grau

An analytical theory is developed to describe the dynamics of a closed lipid bilayer membrane (vesicle) freely suspended in a general linear flow. Considering a nearly spherical shape, the solution to the creeping-flow equations is obtained…

生物物理 · 物理学 2009-11-13 Petia M. Vlahovska , Ruben Serral Gracia

In this paper we study the zero-viscosity limit of $2$-D Boussinesq equations with vertical viscosity and zero diffusivity, which is a nonlinear system with partial dissipation arising in atmospheric sciences and oceanic circulation. The…

偏微分方程分析 · 数学 2024-03-26 Mengni Li , Yan-Lin Wang

We consider in a smooth and bounded two dimensional domain the convergence in the $L^2$ norm, uniformly in time, of the solution of the stochastic second-grade fluid equations with transport noise and no-slip boundary conditions to the…

偏微分方程分析 · 数学 2023-08-24 Eliseo Luongo

Many viscous liquids behave effectively as incompressible under high pressures but display a pronounced dependence of viscosity on pressure. The classical incompressible Navier-Stokes model cannot account for both features, and a simple…

流体动力学 · 物理学 2025-07-04 C. Balitactac , C. Rodriguez

We consider the system of viscoelasticity with higher-order gradients and nonconvex energy in several space dimensions. We establish the asymptotic limits when the viscosity $\nu\rightarrow 0$ or when the dispersion coefficient $\delta…

偏微分方程分析 · 数学 2024-10-23 Aseel AlNajjar , Stefano Spirito , Athanasios E. Tzavaras

We are concerned with spherically symmetric solutions of the Euler equations for multidimensional compressible fluids, which are motivated by many important physical situations. Various evidences indicate that spherically symmetric…

偏微分方程分析 · 数学 2015-06-11 Gui-Qiang G. Chen , Mikhail Perepelitsa

We consider enstrophy dissipation in two-dimensional (2D) Navier-Stokes flows and focus on how this quantity behaves in thelimit of vanishing viscosity. After recalling a number of a priori estimates providing lower and upper bounds on this…

流体动力学 · 物理学 2022-09-28 Pritpal Matharu , Tsuyoshi Yoneda , Bartosz Protas

IIn the paper, we consider the inviscid, incompressible and semiclassical limits limits of the barotropic quantum Navier-Stokes equations of compressible flows in a periodic domain. We show that the limit solutions satisfy the…

偏微分方程分析 · 数学 2018-07-19 Hongli Wang , Jianwei Yang

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

A rigorous derivation of the incompressible Euler equations with the no-penetration boundary condition from the Boltzmann equation with the diffuse reflection boundary condition has been a challenging open problem. We settle this open…

偏微分方程分析 · 数学 2020-05-26 Juhi Jang , Chanwoo Kim

Singular vorticty solutions of the incompressible 3D-Euler equation are constructed which satisfy the BKM criterion (cf. [2]). The construction is done by inviscid limits of vorticity solutions of transformed incompressible Navier Stokes…

偏微分方程分析 · 数学 2016-04-06 Joerg Kampen

We prove that there exists an interval of time which is uniform in the vanishing viscosity limit and for which the Navier-Stokes equation with Navier boundary condition has a strong solution. This solution is uniformly bounded in a conormal…

偏微分方程分析 · 数学 2015-05-19 Nader Masmoudi , Frederic Rousset

We consider the inviscid limit for the two-dimensional Navier--Stokes equations in the class of integrable and bounded vorticity fields. It is expected that the difference between the Navier--Stokes and Euler velocity fields vanishes in…

偏微分方程分析 · 数学 2021-07-01 Christian Seis

We consider the interface problem between two incompressible and inviscid fluids in the presence of surface tension. Following the geometric approach of [Shatah,J.;Zeng,C. A priori estimates for Fluid Interface Problems. CPAM, vol.16, no.6,…

偏微分方程分析 · 数学 2009-08-25 Fabio Pusateri

In [Commun Math Phys 348(1), 129-143, 2016], Cheskidov et al. proved that physically realizable weak solutions of the incompressible 2D Euler equations on a torus conserve kinetic energy. Physically realizable weak solutions are those that…

偏微分方程分析 · 数学 2022-02-23 Milton Lopes Filho , Helena Nussenzveig Lopes

In this paper we consider the vanishing viscosity limit of solutions to the initial boundary value problem for compressible viscoelastic equations in the half space. When the initial deformation gradient does not degenerate and there is no…

偏微分方程分析 · 数学 2023-07-18 Xumin Gu , Dehua Wang , Feng Xie

Balanced Viscosity solutions to rate-independent systems arise as limits of regularized rate-independent flows by adding a superlinear vanishing-viscosity dissipation. We address the main issue of proving the existence of such limits for…

偏微分方程分析 · 数学 2018-10-16 Alexander Mielke , Riccarda Rossi , Giuseppe Savaré