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In this paper, we first investigate a new locally constrained mean curvature flow (1.5) and prove that if the initial hypersurface is of smoothly compact starshaped, then the solution of the flow (1.5) exists for all time and converges to a…

微分几何 · 数学 2021-11-02 J. Cui , P. Zhao

The transition to dripping in the gravity-driven flow of a liquid film under an inclined plate is investigated at zero Reynolds number. Computations are carried out on a periodic domain assuming either a fixed fluid volume or a fixed flow…

流体动力学 · 物理学 2023-06-13 M. G. Blyth , T. -S. Lin , D. Tseluiko

We investigate in this article the boundary layers appearing for a fluid under moderate rotation when the viscosity is small. The fluid is modeled by rotating type Stokes equations known also as the Barotropric mode equations in the…

偏微分方程分析 · 数学 2016-07-12 Soumaya Ben Chaabane , Makram Hamouda , Mahdi Tekitek

Motivated by the dynamics of microbubbles near catalytic surfaces in bubble-powered microrockets, we consider theoretically the growth of a free spherical bubble near a flat no-slip surface in a Stokes flow. The flow at the bubble surface…

流体动力学 · 物理学 2018-12-05 Sebastien Michelin , Giacomo Gallino , Francois Gallaire , Eric Lauga

In this paper we study a vanishing pressure process for highly compressible Navier-Stokes equations as the Mach number tends to infinity. We first prove the global existence of weak solutions for the pressureless system in the framework…

偏微分方程分析 · 数学 2017-11-22 Zhilei Liang

The evaporation of a drop from a liquid subphase is investigated. The two liquids are immiscible, and the contact angles between them are given by the Neumann construction. The evaporation of the drop gives rise to flows in both liquids,…

流体动力学 · 物理学 2015-02-10 Hanneke Gelderblom , Howard A. Stone , Jacco H. Snoeijer

We study the weak steady Stokes problem, associated with a flow of a Newtonian incompressible fluid through a spatially periodic profile cascade, in the Lr-framework. The used mathematical model is based on the reduction to one spatial…

偏微分方程分析 · 数学 2020-12-18 Tomáš Neustupa

We study the large-time behavior of finite-energy weak solutions for the Vlasov-Navier-Stokes equations in a two-dimensional torus. We focus first on the homogeneous case where the ambient (incompressible and viscous) fluid carrying the…

偏微分方程分析 · 数学 2025-12-02 Raphaël Danchin , Ling-Yun Shou

The aim of these notes is to present in a comprehensive and relatively self-contained way some recent developments in the mathematical analysis of two-dimensional viscous flows. We consider the incompressible Navier-Stokes equations in the…

偏微分方程分析 · 数学 2012-03-06 Thierry Gallay

In the first main result of this paper we prove that one can approximate discontinious solutions of the 1d Navier Stokes system with solutions of the 1d Navier-Stokes-Korteweg system as the capilarity parameter tends to 0. Moreover, we…

偏微分方程分析 · 数学 2021-04-23 Cosmin Burtea , Boris Haspot

We study steady streaming in a channel between two parallel permeable walls induced by oscillating (in time) blowing/suction at the walls. We obtain an asymptotic expansion of the solution of the Navier-Stokes equations in the limit when…

流体动力学 · 物理学 2019-02-20 Konstantin Ilin

We consider a microscopic model of spherical particles with inertia in a Stokes flow. As the particle number grows to infinity and their size goes to zero we derive the monokinetic Vlasov-Stokes equations as mean-field limit. We do this…

偏微分方程分析 · 数学 2025-11-19 Richard M. Höfer , A. Mecherbet , R. Schubert

Stokes flow equations, used to model creeping flow, are a commonly used simplification of the Navier--Stokes equations. The simplification is valid for flows where the inertial forces are negligible compared to the viscous forces. In…

流体动力学 · 物理学 2023-01-03 Ingeborg G. Gjerde , Ridgway Scott

We investigate a steady planar flow of an ideal fluid in a bounded simple connected domain and focus on the vortex patch problem with prescribed vorticity strength. There are two methods to deal with the existence of solutions for this…

偏微分方程分析 · 数学 2017-03-30 Daomin Cao , Yuxia Guo , Shuangjie Peng , Shusen Yan

Complex analytical structure of Stokes wave for two-dimensional potential flow of the ideal incompressible fluid with free surface and infinite depth is analyzed. Stokes wave is the fully nonlinear periodic gravity wave propagating with the…

流体动力学 · 物理学 2022-06-03 S. A. Dyachenko , P. M. Lushnikov , A. O. Korotkevich

Viscous streaming is an efficient mechanism to exploit inertia at the microscale for flow control. While streaming from rigid features has been thoroughly investigated, when body compliance is involved, as in biological settings, little is…

流体动力学 · 物理学 2022-02-22 Yashraj Bhosale , Tejaswin Parthasarathy , Mattia Gazzola

An old and apparently persistent problem in numerical lattice QCD is that the simulations tend to get trapped in a sector of fixed topological charge when the lattice spacing is taken to zero. The effect sets in very rapidly and may…

高能物理 - 格点 · 物理学 2014-01-28 Martin Lüscher

The Stokes paradox is the statement that in a viscous two dimensional fluid, the "linear response" problem of fluid flow around an obstacle is ill-posed. We present a simple consequence of this paradox in the hydrodynamic regime of a Fermi…

介观与纳米尺度物理 · 物理学 2017-03-29 Andrew Lucas

We consider the planar Taylor-Couette system for the steady motion of a viscous incompressible fluid in the region between two concentric disks, the inner one being at rest and the outer one rotating with constant angular speed. We study…

偏微分方程分析 · 数学 2024-06-24 Filippo Gazzola , Jiří Neustupa , Gianmarco Sperone

We consider the slow flow of a viscous incompressible liquid in a channel of constant but arbitrary cross section shape, driven by non-uniform suction or injection through the porous channel walls. A similarity transformation reduces the…

流体动力学 · 物理学 2012-08-28 Kaare H. Jensen