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Related papers: A singular Schr\"odinger-Maxwell system

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In this paper we are going to prove existence for positive solutions of the following Schr\"odinger-Maxwell system of singular elliptic equations: begin{equation} \left\{\begin{array}{l} u \in…

Analysis of PDEs · Mathematics 2024-10-29 Abdelaaziz Sbai , Youssef El hadfi , Mounim El Ouardy

In this paper we carry on the study of a system recently introduced by the first author as the planar version of the well known electrostatic Schr\"odinger - Maxwell equations. In the positive potential case, we exhibit situations where the…

Analysis of PDEs · Mathematics 2021-11-02 Antonio Azzollini , Marcos Tadeu de Oliveira Pimenta

A system of two singular semi-linear elliptic equations, patterned after the Schr\"odinger-Maxwell system, is considered. If the reaction term of the first equation contains a datum $f\in L^m$, existence of positive solutions with finite…

Analysis of PDEs · Mathematics 2025-07-29 Gabriele Giannone

We find positive non-radial solutions for a system of Schr\"odinger equations in a weak fully attractive or repulsive regime in presence of an external radial trapping potential that exhibits a maximum or a minimum at infinity.

Analysis of PDEs · Mathematics 2022-03-04 Angela Pistoia , Giusi Vaira

We show the existence of positive solutions for a class of singular elliptic systems with convection term. The approach combines pseudomonotone operator theory, sub and supersolution method and perturbation arguments involving singular…

Analysis of PDEs · Mathematics 2013-11-26 Claudianor O. Alves , Abdelkrim Moussaoui

This paper is devoted to derive some necessary and suficient conditions for the existence of positive solutions to a singular second order system of dynamic equations with Dirichlet boundary conditions. The results are obtained by employing…

Classical Analysis and ODEs · Mathematics 2013-02-25 Ariadna Lago , Victoria Otero-Espinar , Tania Pernas-Castaño

We establish existence and regularity of positive solutions for a class of quasilinear elliptic systems with singular and superlinear terms. The approach is based on sub-supersolution methods for systems of quasilinear singular equations…

Analysis of PDEs · Mathematics 2016-04-26 Brahim Khodja , Abdelkrim Moussaoui

In this paper we establish existence of smooth positive solutions for a singular quasilinear elliptic system involving gradient terms. The approach combines sub-supersolutions method and Schauder's fixed point theorem.

Analysis of PDEs · Mathematics 2019-06-03 Pasquale Candito , Roberto Livrea , Abdelkrim Moussaoui

In this paper, we prove existence and regularity of positive solutions for singular quasilinear elliptic systems involving gradient terms. Our approach is based on comparison properties, a priori estimates and Schauder's fixed point…

Analysis of PDEs · Mathematics 2021-03-16 Halima Dellouche , Abdelkrim Moussaoui

In this paper we prove existence of solutions to Schr\"odinger-Maxwell type systems involving mixed local-nonlocal operators. Two different models are considered: classical Schr\"odinger-Maxwell equations and Schr\"odinger-Maxwell equations…

Analysis of PDEs · Mathematics 2024-05-01 Nicolò Cangiotti , Maicol Caponi , Alberto Maione , Enzo Vitillaro

We consider the Schr\"odinger equation with singular position dependent effective mass and prove that it is very weakly well posed. A uniqueness result is proved in an appropriate sense, moreover, we prove the consistency with the classical…

Analysis of PDEs · Mathematics 2023-02-22 Michael Ruzhansky , Mohammed Elamine Sebih , Niyaz Tokmagambetov

We prove some existence (and sometimes also uniqueness) of weak solutions to some stationary equations associated to the complex Schr\''{o}dinger operator under the presence of a singular nonlinear term. Among other new facts, with respect…

Analysis of PDEs · Mathematics 2024-02-20 Pascal Bégout , Jesús Ildefonso Díaz

This paper is intended to review recent results and open problems concerning the existence of steady states to the Maxwell-Schr\"odinger system. A combination of tools, proofs and results are presented in the framework of the…

Analysis of PDEs · Mathematics 2013-06-18 Isabelle Catto , Jean Dolbeault , Óscar Sánchez , Juan Soler

We prove the uniqueness of solutions of the Maxwell-Schr"odinger system with given asymptotic behaviour at infinity in time. The assumptions include suitable restrictions on the growth of solutions for large time and on the accuracy of…

Analysis of PDEs · Mathematics 2007-07-11 J. Ginibre , G. Velo

We study qualitative properties of positive singular solutions to a two-coupled elliptic system with critical exponents. This system is related to coupled nonlinear Schrodinger equations with critical exponents for nonlinear optics and…

Analysis of PDEs · Mathematics 2014-04-08 Zhijie Chen , Chang-Shou Lin

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

We establish the existence of positive segregated solutions for competitive nonlinear Schr\"odinger systems in the presence of an external trapping potential, which have the property that each component is obtained from the previous one by…

Analysis of PDEs · Mathematics 2023-01-18 Mónica Clapp , Angela Pistoia

In this paper, we prove a sharp uniqueness result for the singular Schr\"odinger equation with an inverse square potential. This will be done without assuming geometrical restrictions on the observation region. The proof relies on a recent…

Analysis of PDEs · Mathematics 2024-10-30 S. E. Chorfi

In this work we shall review some of our recent results concerning unique continuation properties of solutions of Schr\"odinger equations. In this equations we include linear ones with a time depending potential and semi-linear ones.

Analysis of PDEs · Mathematics 2011-12-12 Luis Escauriaza , Carlos E. Kenig , Gustavo Ponce , Luis Vega

We show that the number of solutions of a double singularly perturbed Schroedinger Maxwell system on a smooth bounded domain A depends on the topological properties of the domain. In particular if A is non contractible we obtain cat(A) + 1…

Analysis of PDEs · Mathematics 2017-10-11 Marco Ghimenti , Anna Maria Micheletti
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