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Related papers: On Blow-up of A Reaction Diffusion System Coupled …

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We concider, the blow-up solutions for a coupled reaction diffusion system with gradient terms. The main purpose is to understand whether the gradient terms effect the blow-up properties. We derive the upper and lower blow-up rate estimates…

Analysis of PDEs · Mathematics 2012-11-29 Maan A. Rasheed , Miroslav Chlebik

This paper deals with the blow-up properties of the solutions of the semilinear heat equation

Analysis of PDEs · Mathematics 2012-11-29 Maan A. Rasheed , Miroslav Chlebik

This paper deals with the blow-up properties of positive solutions to a system of two heat equations.

Analysis of PDEs · Mathematics 2012-11-29 Maan A. Rasheed , Miroslav Chlebik

This paper is concerned with the blow-up property of solutions to an initial boundary value problem for a reaction diffusion equation with special diffusion processes. It is shown, under certain conditions on the initial data, that the…

Analysis of PDEs · Mathematics 2020-06-11 Yuzhu Han

In this paper we apply the differential inequality technique of Payne {\it et. al} \cite{Payne&SchaeferRobin08} to show that a reaction-diffusion system admits blow-up solutions, and to determine an upper bound for the blow-up time. For a…

Analysis of PDEs · Mathematics 2015-09-10 Li-Chang Hung

We introduce a straightforward method to analyze the blow-up of systems of ordinary differential inequalities, and apply it to study the blow- up of solutions to a weakly coupled system of semilinear heat equations. We prove that the…

Analysis of PDEs · Mathematics 2018-06-19 Kazumasa Fujiwara , Masahiro Ikeda , Yuta Wakasugi

We consider a reaction-diffusion system where some components react and diffuse on the boundary of a region, while other components diffuse in the interior and react with those on the boundary through mass transport. We establish criteria…

Analysis of PDEs · Mathematics 2015-12-31 Vandana Sharma , Jeff Morgan

We consider the blow-up of solutions for a semilinear reaction diffusion equation with exponential reaction term. It is know that certain solutions that can be continued beyond the blow-up time possess a nonconstant selfsimilar blow-up…

Analysis of PDEs · Mathematics 2015-05-27 Aappo Pulkkinen

Under some conditions we give a blow-up analysis for solutions of an equation with Dirichlet boundary condition.

Analysis of PDEs · Mathematics 2024-08-01 Samy Skander Bahoura

The problem of blow up of solutions to the initial boundary value problem for non-autonomous semilinear wave equation with damping and accelerating terms under the Robin boundary condition is studied. Sufficient conditions of blow up in a…

Analysis of PDEs · Mathematics 2018-12-12 Jamila Kalantarova

We investigate blow-up phenomena for positive solutions of nonlinear reaction-diffusion equations including a nonlinear convection term $\partial_t u = \Delta u - g(u) \cdot \nabla u + f(u)$ in a bounded domain of $\mathbb{R}^N$ under the…

Analysis of PDEs · Mathematics 2012-09-26 Gaëlle Pincet Mailly , Jean-François Rault

We study the possibility of non-simultaneous blow-up for positive solutions of a coupled system of two semilinear equations, $u_t = J*u-u+ u^\alpha v^p$, $v_t =\Delta v^+u^qv^\beta$, $p, q, \alpha, \beta>0$ with homogeneous Dirichlet…

Analysis of PDEs · Mathematics 2024-01-22 Leandro M. Del Pezzo , Raul Ferreira

The paper deals with blow--up for the solutions of wave equation with nonlinear source and nonlinear boudary damping terms, posed in a bounded and regular domain. The initial data are posed in the energy space. The aim of the paper is to…

Analysis of PDEs · Mathematics 2020-04-13 Alessio Fiscella , Enzo Vitillaro

This work studies nonnegative solutions for the Cauchy, Neumann, and Dirichlet problems of a logistic type reaction-diffusion equation. The finite time blowup results for nonnegative solutions under various restrictions on the coefficients…

Analysis of PDEs · Mathematics 2007-05-23 Chu-Pin Lo

We study the asymptotic behavior of blow-up solutions of the heat equation with nonlinear boundary conditions. In particular, we classify the asymptotic behavior of blow-up solutions and investigate the spacial singularity of their blow-up…

Analysis of PDEs · Mathematics 2013-03-25 Junichi Harada

The study of blow-up solution of time-fractional heat equations is of significant and wide-ranging interest for its multitude of applications. These types of equations are used to model several real problems in science and engineering. This…

Analysis of PDEs · Mathematics 2025-09-24 Hind Ghazi Hameed , Burhan Selcuk , Maan A. Rasheed

This paper is concerned with finite blow-up solutions of the heat equation with nonlinear boundary conditions. It is known that a rate of blow-up solutions is the same as the self-similar rate for a Sobolev subcritical case. A goal of this…

Analysis of PDEs · Mathematics 2013-03-25 Junichi Harada

We consider a reaction-diffusion system where some components react and diffuse on the boundary of a region, while other components diffuse in the interior and react with those on the boundary through mass transport. We establish local…

Analysis of PDEs · Mathematics 2015-11-20 Vandana Sharma , Jeff Morgan

We consider a system of reaction-diffusion equations with passive advection term and Lewis number not equal to one. Such systems are used to describe chemical reactions in a flow in a situation where temperature and material diffusivities…

Chaotic Dynamics · Physics 2009-10-31 Alexander Kiselev , Leonid Ryzhik

We give a sufficient condition for blow up of positive mild solutions to an initial value problem for a nonautonomous weakly coupled system with distinct fractional diffusions. The proof is based on the study of blow up of a particular…

Classical Analysis and ODEs · Mathematics 2013-06-07 José Villa-Morales
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