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Related papers: Asymptotic behavior of Nernst-Planck equation

200 papers

This paper is concerned with the Boltzmann equation with specular reflection boundary condition. We construct a unique global solution and obtain its large time asymptotic behavior in the case that the initial data is close enough to a…

Analysis of PDEs · Mathematics 2016-04-21 Yan Guo , Shuangqian Liu

The large time behavior of zero mass solutions to the Cauchy problem for a convection-diffusion equation. We provide conditions on the size and shape of the initial datum such that the large time asymptotics of solutions is given either by…

Analysis of PDEs · Mathematics 2007-05-23 Said Benachour , Grzegorz Karch , Philippe Laurençot

The paper is concerned with a nonlinear system of two coupled fractional Schr\"odinger equations with both attractive intraspecies and attractive interspecies interactions in $\mathbb{R}$. By analyzing an associated $L^2$-constrained…

Analysis of PDEs · Mathematics 2026-01-08 Chungen Liu , Zhigao Zhang , Jiabin Zuo

In this expository work we discuss the asymptotic behaviour of the solutions of the classical heat equation posed in the whole Euclidean space. After an introductory review of the main facts on the existence and properties of solutions, we…

Analysis of PDEs · Mathematics 2018-11-26 Juan Luis Vázquez

We study a nonlinear coupled system of partial differential equations arising from thermo--reaction--phase models. The system combines a heat diffusion equation, temperature-dependent chemical reactions of Arrhenius type, and a phase…

Analysis of PDEs · Mathematics 2026-04-24 Gossrin Jean-Marc Bomisso , Ali Ouattara Kouma , Marie Esther Anassé

The goal of this paper is to construct an effective model for studying the asymptotic solution of the scattering problem of three one-dimensional quantum particles with finite (short-range) attractive pair potentials. The asymptotic nature…

Mathematical Physics · Physics 2024-05-21 Sergey B. Levin , Alexandr S. Bagmutov , Victor O. Toropov

This article presents a constrained policy optimization approach for the optimal control of systems under nonstationary uncertainties. We introduce an assumption that we call Markov embeddability that allows us to cast the stochastic…

Optimization and Control · Mathematics 2026-05-11 Sungho Shin , François Pacaud , Emil Contantinescu , Mihai Anitescu

It is shown that the class of asymptotically flat solutions to the axisymmetric and stationary vacuum Einstein equations with reflection symmetry of the metric is uniquely characterized by a simple relation for the Ernst potential on the…

General Relativity and Quantum Cosmology · Physics 2010-12-23 R. Meinel , G. Neugebauer

In this paper, we study the asymptotic behavior of solutions to a scalar fractional delay differential equations around the equilibrium points. More precise, we provide conditions on the coefficients under which a linear fractional delay…

Classical Analysis and ODEs · Mathematics 2020-02-17 H. T. Tuan , S. Siegmund

In this paper, we consider the Cauchy problem for the semilinear beam equation in the subcritical case. We prove an asymptotic stability result of self-similar solutions of the associated parabolic problem. The proof of our results are…

Analysis of PDEs · Mathematics 2026-05-04 Mohamed Ali Hamza , Yuta Wakasugi , Shuji Yoshikawa

This article is concerned with the asymptotic behavior of the two-dimensional inviscid Boussinesq equations with a damping term in the velocity equation. Precisely, we provide the time-decay rates of the smooth solutions to that system. The…

Analysis of PDEs · Mathematics 2021-04-26 Roberta Bianchini , Roberto Natalini

In this article, we examine the well-posedness and asymptotic behavior of the energy associated with the wave equation that incorporates a Kelvin-Voigt nonlocal damping structure given by $-||\nabla u_t(t)||_2^2 \Delta u_t$. Utilizing the…

Analysis of PDEs · Mathematics 2026-04-07 Marcelo Cavalcati , Valéria Domingos Cavalcanti , Josiane Faria , Cintya Okawa

Asymptotics of solutions to Schroedinger equations with singular magnetic and electric potentials is investigated. By using a Almgren type monotonicity formula, separation of variables, and an iterative Brezis-Kato type procedure, we…

Analysis of PDEs · Mathematics 2011-07-14 Veronica Felli , Alberto Ferrero , Susanna Terracini

We study the non-autonomous version of an infinite-dimensional port-Hamiltonian system on an interval $[a, b]$. Employing abstract results on evolution families, we show $C^1$-well-posedness of the corresponding Cauchy problem, and thereby…

Functional Analysis · Mathematics 2019-07-18 Björn Augner , Hafida Laasri

A system modeling the electrophoretic motion of a charged rigid macromolecule immersed in a incompressible ionized fluid is considered. The ionic concentration is governing by the Nernst-Planck equation coupled with the Poisson equation for…

Analysis of PDEs · Mathematics 2014-02-20 Luciano Bedin , Mark Thompson

This paper studies asymptotic behavior of solutions of a free boundary problem modeling the growth of tumors with two species of cells: proliferating cells and quiecent cells. In previous literatures it has been proved that this problem has…

Analysis of PDEs · Mathematics 2013-03-18 Shangbin Cui

We are concerned with the asymptotics and perturbation analysis of a singular second-order nonlinear ODE that models capillary rise of a fluid inside a narrow vertical tube. We prove the convergence of the exact solution to a unperturbed…

Classical Analysis and ODEs · Mathematics 2020-03-18 Łukasz Płociniczak , Mateusz Świtała

In this paper, we study the relaxation limit of the relaxing Cauchy problem for non-isentropic compressible Euler equations with damping in multi-dimensions. We prove that the velocity of the relaxing equations converges weakly to that of…

Analysis of PDEs · Mathematics 2014-08-21 Fuzhou Wu

The convergence properties of the stationary Fokker-Planck algorithm for the estimation of the asymptotic density of stochastic search processes is studied. Theoretical and empirical arguments for the characterization of convergence of the…

Neural and Evolutionary Computing · Computer Science 2009-07-02 Arturo Berrones

This paper investigates fractional Riesz-Bessel equations with random initial conditions. The spectra of these random initial conditions exhibit singularities both at zero frequency and at non-zero frequencies, which correspond to the cases…

Probability · Mathematics 2025-12-11 Maha Mosaad A. Alghamdi , Andriy Olenko