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Global existence and boundedness of classical solutions of the chemotaxis--consumption system \begin{align*} n_t &= \Delta n - \nabla \cdot (n \nabla c), \\ 0 &= \Delta c - nc, \end{align*} under no-flux boundary conditions for $n$ and…

偏微分方程分析 · 数学 2020-12-08 Mario Fuest , Johannes Lankeit , Masaaki Mizukami

This paper concerns the asymptotics of certain parabolic-elliptic chemotaxis-consumption systems with logistic growth and constant concentration of chemoattractant on the boundary. First we prove that in two dimensional bounded domains…

偏微分方程分析 · 数学 2024-08-20 Piotr Knosalla , Johannes Lankeit

We consider a chemotaxis-Navier-Stokes system modelling cellular swimming in fluid drops where an exchange of oxygen between the drop and its environment is taken into account. This phenomenon results in an inhomogeneous Robin-type boundary…

偏微分方程分析 · 数学 2019-09-30 Marcel Braukhoff , Bao Quoc Tang

This paper deals with a parabolic-elliptic chemotaxis-consumption system with tensor-valued sensitivity $S(x,n,c)$ under no-flux boundary conditions for $n$ and Robin-type boundary conditions for $c$. The global existence of bounded…

偏微分方程分析 · 数学 2023-05-03 Jaewook Ahn , Kyungkeun Kang , Jihoon Lee

We consider a parabolic problem with Robin boundary condition which arises when the edge of a micro-electro-mechanical-system (MEMS) device is connected with a flexible nonideal support. Then via a rigorous analysis we investigate the…

偏微分方程分析 · 数学 2020-07-09 Jong-Shenq Guo , N. I. Kavallaris , Chi-Jen Wang , Cherng-Yih Yu

In the current work we study a nonlocal parabolic problem with Robin boundary conditions. The problem arises from the study of an idealized electrically actuated MEMS (Micro-Electro-Mechanical System) device. Initially we study the…

偏微分方程分析 · 数学 2021-04-13 Ourania Drosinou , Nikos I. Kavallaris , Christos V. Nikolopoulos

This paper discusses the boundary feedback stabilization of a reaction-diffusion equation with Robin boundary conditions and in the presence of a time-varying state-delay. The proposed control design strategy is based on a…

最优化与控制 · 数学 2020-03-17 Hugo Lhachemi , Robert Shorten

We establish global stability for a chemotaxis-growth model with logarithmic sensitivity under dynamic Dirichlet boundary conditions on a 1D domain. We analyze both parabolic-parabolic and parabolic-hyperbolic systems. The key challenge is…

偏微分方程分析 · 数学 2026-03-17 Yiren Chen , Padi Fuster Aguilera , Vincent Martinez , Kun Zhao

In this paper, we consider the large-time behavior of solutions of a reaction diffusion system arising from a nuclear reactor model with the Robin boundary conditions, which consists of two real-valued unknown functions. In particular, we…

偏微分方程分析 · 数学 2018-11-12 Kosuke Kita , Mitsuharu Ôtani

This paper studies the dynamical behavior of classical solutions to a hyperbolic system of balance laws, derived from a chemotaxis model with logarithmic sensitivity, subject to time-dependent boundary conditions. It is shown that under…

偏微分方程分析 · 数学 2023-01-27 Padi Fuster Aguilera , Kun Zhao

We study a Robin boundary problem for degenerate parabolic equation. We suggest a notion of entropy solution and propose a result of existence and uniqueness. Numerical simulations illustrate some aspects of solution behaviour.…

偏微分方程分析 · 数学 2014-03-11 Mohamed Karimou Gazibo

This paper is concerned with the global existence and stability of solution to the quasi linear hyperbolic-parabolic chemotaxis system on the half-line,which was proposed in[1] to primarily describe the formation of coherent vascular…

偏微分方程分析 · 数学 2025-09-25 Nangao Zhang

We consider a parabolic-elliptic system of partial differential equations with chemotaxis and logistic growth given by the system $$ \left\{ \begin{array}{l} u_t -\Delta (u \gamma(v)= \mu u(1-u), \\ - \Delta v +v=u, \end{array} \right. $$…

偏微分方程分析 · 数学 2021-11-15 J. Ignacio Tello

Condition imposed on the nonlinear terms of a nonlinear diffusion equation with {R}obin boundary condition is the main focus of this paper. The degenerate parabolic equations, such as the {S}tefan problem, the {H}ele--{S}haw problem, the…

偏微分方程分析 · 数学 2018-02-09 Taishi Motoda , Takeshi Fukao

In this paper, we investigate an initial-boundary-value problem of a reaction-diffusion equation in a bounded domain with a Robin boundary condition and introduce some particular parameters to consider the non-zero flux on the boundary.…

偏微分方程分析 · 数学 2022-09-16 Luís Almeida , Pierre-Alexandre Bliman , Nga Nguyen , Nicolas Vauchelet

We consider a coupled bulk--surface Allen--Cahn system affixed with a Robin-type boundary condition between the bulk and surface variables. This system can also be viewed as a relaxation to a bulk--surface Allen--Cahn system with…

偏微分方程分析 · 数学 2023-07-28 Kei Fong Lam , Hao Wu

We investigate existence and nonexistence of stationary stable nonconstant solutions, i.e. patterns, of semilinear parabolic problems in bounded domains of Riemannian manifolds satisfying Robin boundary conditions. These problems arise in…

偏微分方程分析 · 数学 2015-07-27 Catherine Bandle , Paolo Mastrolia , Dario D. Monticelli , Fabio Punzo

Robin (or mixed) boundary conditions in quantum mechanics have received considerable attention in the last two decades, in particular, for applications to nanoscale systems. However, their utility has remained obscure to the larger physics…

量子物理 · 物理学 2016-11-15 Gwyneth Allwright , David M. Jacobs

This paper is concerned with the global well-posedness of a chemotaxis-Euler system in bounded domains of $\mathbb{R}^2$. Completing the system with physical boundary conditions, we show that the corresponding initial boundary value problem…

偏微分方程分析 · 数学 2026-05-08 Qianqian Hou

This work deals with a parabolic chemotaxis model with nonlinear diffusion and nonlocal reaction source. The problem is formulated on the whole space and, depending on a specific interplay between the coefficients associated to such…

偏微分方程分析 · 数学 2020-04-24 Tongxing Li , Giuseppe Viglialoro
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