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Related papers: Null-Controllability of Two Species Reaction-Diffu…

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This paper is devoted to the theoretical and numerical analysis of the null controllability of a coupled ODE-heat system internally and at the boundary with Neumann boundary control. First, we establish the null controllability of the…

Optimization and Control · Mathematics 2024-07-30 Idriss Boutaayamou , Fouad Et-tahri , Lahcen Maniar

This paper presents an event-triggered boundary control strategy for a class of reaction-diffusion PDEs with time-varying reactivity under Robin actuation. The control approach consists of a backstepping full-state feedback boundary…

Systems and Control · Electrical Eng. & Systems 2023-04-27 Bhathiya Rathnayake , Mamadou Diagne

In this article, we propose a finite volume discretization of a one dimensional nonlinear reaction kinetic model proposed in [Neumann, Schmeiser, Kint. Rel. Mod. 2016], which describes a 2-species recombination-generation process.…

Numerical Analysis · Mathematics 2024-03-08 Marianne Bessemoulin-Chatard , Tino Laidin , Thomas Rey

We analyze semilinear reaction-diffusion systems that are mass controlled, and have nonlinearities that satisfy critical growth rates. The systems under consideration are only assumed to satisfy natural assumptions, namely the preservation…

Analysis of PDEs · Mathematics 2023-05-04 Chunyou Sun , Bao Quoc Tang , Juan Yang

In this work, first we employ a penalization technique to analyze a Dirichlet boundary feedback control problem pertaining to reaction-diffusion equation. We establish the stabilization result of the equivalent Robin problem in the…

Numerical Analysis · Mathematics 2026-03-25 Sudeep Kundu , Shishu pal Singh

In this paper, we prove the local-controllability to positive constant trajectories of a nonlinear system of two coupled ODE equations, posed in the one-dimensional spatial setting, with nonlocal spatial nonlinearites, and using only one…

Analysis of PDEs · Mathematics 2020-04-28 Víctor Hernández-Santamaría , Kévin Le Balc'h

Recently, the problem of boundary stabilization and estimation for unstable linear constant-coefficient reaction-diffusion equation on n-balls (in particular, disks and spheres) has been solved by means of the backstepping method. However,…

Optimization and Control · Mathematics 2022-07-21 Rafael Vazquez , Jing Zhang , Jie Qi , Miroslav Krstic

This article is devoted to the analysis of control properties for a heat equation with singular potential $\mu/\delta^2$, defined on a bounded $C^2$ domain $\Omega\subset\mathbb{R}^N$, where $\delta$ is the distance to the boundary…

Analysis of PDEs · Mathematics 2016-02-24 Umberto Biccari , Enrique Zuazua

We consider a linear hybrid system composed by two rods of equal length connected by a point mass. We show that the system is null controllable with Dirichlet and Neumann controls. The results are based on a careful spectral spectral…

Optimization and Control · Mathematics 2015-07-29 Scott W. Hansen , Jose de Jesus Martinez

In this paper, we study an optimal control problem for a coupled non-linear system of reaction-diffusion equations with degenerate diffusion, consisting of two partial differential equations representing the density of cells and the…

Optimization and Control · Mathematics 2024-07-11 Georges Chamoun , Mazen Saad , Toni Sayah , Sarah Serhal

The main goal of this manuscript is to prove the existence of insensitizing controls for the fourth-order dispersive nonlinear Schr\"odinger equation with cubic nonlinearity. To obtain the main result we prove a null controllability…

Analysis of PDEs · Mathematics 2024-06-28 Roberto de A. Capistrano Filho , Thiago Yukio Tanaka

We study the null controllability of three parabolic equations. The control is acting only on one of the three equations. The three equations are coupled by means of two cubic nonlinearities. The linearized control system around 0 is not…

Optimization and Control · Mathematics 2016-11-28 Jean-Michel Coron , Jean-Philippe Guilleron

We consider the semilinear heat equation posed on a smooth bounded domain $\Omega$ of $\mathbb{R}^{N}$ with Dirichlet or Neumann boundary conditions. The control input is a source term localized in some arbitrary nonempty open subset…

Optimization and Control · Mathematics 2018-11-01 Kévin Le Balc'H

We prove null controllability for linear and semilinear heat equations with dynamic boundary conditions of surface diffusion type. The results are based on a new Carleman estimate for this type of boundary conditions.

Optimization and Control · Mathematics 2013-11-05 Lahcen Maniar , Martin Meyries , Roland Schnaubelt

A new systematic approach to the construction of approximate solutions to a class of nonlinear singularly perturbed feedback control systems using the boundary layer functions especially with regard to the possible occurrence of the…

Optimization and Control · Mathematics 2017-09-07 Robert Vrabel

In this work, we study the global existence of solutions for a class of semilinear nonlocal reaction-diffusion systems with $m$ components on a bounded domain $\Omega$ in $\mathbb{R}^n$ with smooth boundary. The initial data is assumed to…

Analysis of PDEs · Mathematics 2025-10-09 Md Shah Alam , Jeff Morgan

We consider a semi-linear heat equation with Dirichlet boundary conditions and globally Lipschitz nonlinearity, posed on a bounded domain of R^N (N $\in$ N *), assumed to be an unknown perturbation of a reference domain. We are interested…

Analysis of PDEs · Mathematics 2022-11-08 Pierre Lissy , Yannick Privat , Yacouba Simporé

This paper develops an extension of infinite-dimensional backstepping method for parabolic and hyperbolic systems in one spatial dimension with two actuators. Typically, PDE backstepping is applied in 1-D domains with an actuator at one…

Optimization and Control · Mathematics 2016-03-17 Rafael Vazquez , Miroslav Krstic

This paper deals with the insensitizing controllability property of the quasilinear parabolic equation with dynamic boundary conditions. This problem can be reformulated as a null controllability problem for a cascade quasilinear system…

Optimization and Control · Mathematics 2024-12-02 Idriss Boutaayamoua , Fouad Et-tahri , Lahcen Maniar

The aim of this paper is to study the null controllability of a class of quasilinear parabolic equations. In a first step we prove that the associated linear parabolic equations with non-constant diffusion coefficients are approximately…

Analysis of PDEs · Mathematics 2023-09-28 Nicolae Cindea , Geoffrey Lacour