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Related papers: A Multiplicity Result for the Linearschrodinger-Ma…

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We prove the existence of radial and radially decreasing ground states of an m-coupled nonlinear Schrodinger equation with a general nonlinearity.

Functional Analysis · Mathematics 2009-03-18 Hichem Hajaiej

We show that the number of low energy solutions of a double singularly perturbed Schroedinger Maxwell system type on a smooth 3 dimensional manifold (M,g) depends on the topological properties of the manifold. The result is obtained via…

Analysis of PDEs · Mathematics 2015-01-20 M. Ghimenti , A. M. Micheletti

This paper concerns the existence of multiple solutions for the fractional logarithmic Schr\"odinger-Possion system of the form \begin{equation*} \begin{cases} {\varepsilon}^{2\alpha} (-\Delta )^{\alpha}u+V(x) u+\phi u=u \log u^{2}+u^{q-1},…

Analysis of PDEs · Mathematics 2025-08-25 Jiao Luo , Zhipeng Yang

This paper is devoted to prove the existence and nonexistence of positive solutions for a class of fractional Schrodinger equation in RN of the We apply a new methods to obtain the existence of positive solutions when f(u) is asymptotically…

Analysis of PDEs · Mathematics 2014-11-11 Jinguo Zhang , Xiaochun Liu

The paper is concerned with positive solutions to problems of the type \begin{equation*} -\Delta_{\mathbb{B}^N} u - \lambda u = a(x) |u|^{p-1}\;u \, + \, f \, \;\;\text{in}\;\mathbb{B}^{N}, \quad u \in H^{1}{(\mathbb{B}^{N})},…

Analysis of PDEs · Mathematics 2026-01-14 Debdip Ganguly , Diksha Gupta , K. Sreenadh

In this paper, we prove the existence of multiple solutions for a nonlinear nonlocal elliptic PDE involving a singularity which is given as \begin{eqnarray} (-\Delta_p)^s u&=& \frac{\lambda}{u^\gamma}+u^q~\text{in}~\Omega,\nonumber…

Analysis of PDEs · Mathematics 2021-08-26 Kamel Saoudi , Sekhar Ghosh , Debajyoti Choudhuri

We prove the existence of weak solutions in the space of energy for a class of non-linear Schroedinger equations in the presence of a external rough magnetic potential. Under our assumptions it is not possible to study the problem by means…

Analysis of PDEs · Mathematics 2018-04-18 Paolo Antonelli , Alessandro Michelangeli , Raffaele Scandone

In this work we study the following class of systems of coupled nonlinear fractional nonlinear Schr\"odinger equations, \begin{equation*} \left \{ \begin{array}{l} (-\Delta)^s u_1+ \lambda_1 u_1= \mu_1 |u_1|^{2p-2}u_1+\beta |u_2|^{p}…

Analysis of PDEs · Mathematics 2021-11-10 Eduardo Colorado , Alejandro Ortega

We shall prove a multiplicity result for semilinear elliptic problems with a super-critical nonlinearity of the form, \begin{equation}\label{con-c} \left \{ \begin{array}{ll} -\Delta u =|u|^{p-2} u+\mu |u|^{q-2}u, & x \in \Omega\\ u=0, & x…

Analysis of PDEs · Mathematics 2017-06-27 Najmeh Kuhestani , Abbas Moameni

In this paper, we prove a multiplicity result of solutions for the following stationary Schr\"odinger-Poisson-Slater equations \begin{equation}\label{eq-abstract} -\Delta u - \lambda u + (\left | x \right |^{-1}\ast \left | u \right |^2) u…

Analysis of PDEs · Mathematics 2013-10-28 Tingjian Luo

In this paper, we consider the existence and multiplicity of solutions for the logarithmic Schr\"{o}dinger equation on lattice graphs $\mathbb{Z}^N$ $$ -\Delta u+V(x) u=u \log u^2, \quad x \in \mathbb{Z}^N, $$ When the potential $V$ is…

Analysis of PDEs · Mathematics 2024-03-26 Zhentao He , Chao Ji

We prove the existence results for the Schr\"odinger equation of the form $$ -\Delta u + V(x) u = g(x,u), \quad x \in \mathbb{R}^N, $$ where $g$ is superlinear and subcritical in some periodic set $K$ and linear in $\mathbb{R}^N \setminus…

Analysis of PDEs · Mathematics 2023-03-02 Bartosz Bieganowski , Jarosław Mederski

This paper is devoted to the study of fractional Schr\"odinger-Poisson type equations with magnetic field of the type \begin{equation*} \varepsilon^{2s}(-\Delta)_{A/\varepsilon}^{s}u+V(x)u+\varepsilon^{-2t}(|x|^{2t-3}*|u|^{2})u=f(|u|^{2})u…

Analysis of PDEs · Mathematics 2019-01-31 Vincenzo Ambrosio

In this paper we investigate the existence of positive solutions and ground state solution for a class of fractional Schr\"odinger-Poisson equations in $\mathbb R^3$ with general nonlinearities.

Analysis of PDEs · Mathematics 2016-12-15 Ronaldo C. Duarte , Marco A. S. Souto

We investigate the existence, non-existence, and multiplicity of positive solutions to a class of quasilinear Schrodinger equations with a prescribed mass condition in higher dimensions. Using the dual approach, the equation is transformed…

Analysis of PDEs · Mathematics 2024-11-26 Ayesha Baig , Li Zhouxin

We consider the inverse problems of for the fractional Schr\"odinger equation by using monotonicity formulas. We provide if-and-only-if monotonicity relations between positive bounded potentials and their associated nonlocal…

Analysis of PDEs · Mathematics 2019-08-02 Bastian Harrach , Yi-Hsuan Lin

The existence of a positive solution to a class of Choquard equations with potential going at a positive limit at infinity possibly from above or oscillating is proved. Our results include the physical case and do not require any symmetry…

Analysis of PDEs · Mathematics 2021-07-20 Liliane Maia , Benedetta Pellacci , Delia Schiera

The paper considers the Schrodinger-Maxwell system with supercritical nonlinearitie. We prove the existence of at least one non-trivial weak solution. This result is already known for the subcritical case. In this paper, we extend it to the…

Analysis of PDEs · Mathematics 2018-08-28 Anouar Bahrouni

In this paper we are concerned with existence of positive solutions for a Schr\"odinger-Maxwell system with singular or strongly-singular terms. We overcome the difficulty given by the singular terms through an approximation scheme and…

Analysis of PDEs · Mathematics 2021-10-12 Lucio Boccardo , Stefano Buccheri , Carlos Alberto dos Santos

This paper deals with existence of a nontrivial positive solution to systems of equations involving nontrivial nonhomogeneous terms and critical or subcritical nonlinearities. Via a minimization argument we prove existence of a positive…

Analysis of PDEs · Mathematics 2020-03-09 Mousomi Bhakta , Souptik Chakraborty , Patrizia Pucci
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