English
Related papers

Related papers: Multiple solutions to logarithmic Schrodinger equa…

200 papers

In this survey the contemporary results concerning supersymmetries in generalized Schr\"odinger equations are presented. Namely, position dependent mass Sch\"odinger equations are discussed as well as the equations with matrix potentials.…

Mathematical Physics · Physics 2020-02-18 A. G. Nikitin

We provide sufficient conditions for the existence of periodic solutions of the of the Lorentz force equation, which models the motion of a charged particle under the action of an electromagnetic fields. The basic assumptions cover relevant…

Mathematical Physics · Physics 2021-03-18 Manuel Garzón , Pedro J. Torres

We consider the Schrodinger equation with a logarithmic nonlinearity and a repulsive harmonic potential. Depending on the parameters of the equation, the solution may or may not be dispersive. When dispersion occurs, it does with an…

Numerical Analysis · Mathematics 2023-12-04 Remi Carles , Chunmei Su

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

A new class of quasi exactly solvable potentials with a variable mass in the Schroedinger equation is presented. We have derived a general expression for the potentials also including Natanzon confluent potentials. The general solution of…

Quantum Physics · Physics 2007-05-23 Ramazan Koc , Mehmet Koca , Eser Korcuk

We present doubly-periodic solutions of the infinitely extended nonlinear Schrodinger equation with an arbitrary number of higher-order terms and corresponding free real parameters. Solutions have one additional free variable parameter that…

Exactly Solvable and Integrable Systems · Physics 2020-09-22 Matthew Crabb , Nail Akhmediev

In this paper, we investigate the revivals of the one-dimensional periodic Schr\"odinger equation with a piecewise $C^2$ potential function. As has been observed through numerical simulations of the equation with various initial data and…

Analysis of PDEs · Mathematics 2025-04-23 Dinh-Quan Tran , Peter J. Olver

We describe a certain "self-similar" family of solutions to the free Schroedinger equation in all dimensions, and derive some consequences of such solutions for two specific problems.

Analysis of PDEs · Mathematics 2007-05-23 J. A. Barcelo , J. M. Bennett , A. Carbery , A. Ruiz , M. C. Vilela

In this study, the Schrodinger equation of a valence electron in a periodic crystal potential is formulated and solved using the elliptic function formalism. The method allows double periodic lattice planes to be represented in the Gauss…

General Physics · Physics 2021-08-17 Luca Nanni

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

We study well-posedness, local and global, existence of solutions for a general class of physically meaningful nonlinear Schr\"odinger systems with magnetic field involving local and nonlocal nonlinearities.

Functional Analysis · Mathematics 2010-04-27 Hichem Hajaiej

We study a linearly coupled Schr\"{o}dinger system in $\R^N(N\leq3).$ Assume that the potentials in the system are continuous functions satisfying suitable decay assumptions, but without any symmetry properties and the parameters in the…

Mathematical Physics · Physics 2022-03-21 Chunhua Wang , Jing Yang

Solvable Natanzon potentials in nonrelativistic quantum mechanics are known to group into two disjoint classes depending on whether the Schr\"odinger equation can be reduced to a hypergeometric or a confluent hypergeometric equation. All…

High Energy Physics - Theory · Physics 2009-09-25 Asim Gangopadhyaya , Prasanta K. Panigrahi , Uday P. Sukhatme

We consider non-autonomous $N$-body-type problems with strong force type potentials at the origin and sub-quadratic growth at infinity, and using Ljusternik-Schnirelmann theory, we prove the existence of unbounded sequences of critical…

Mathematical Physics · Physics 2014-08-14 Fengying Li , Shiqing Zhang

Using a new infinite-dimensional linking theorem, we obtained nontrivial solutions for strongly indefinite periodic Schr\"odinger equations with sign-changing nonlinearities.

Analysis of PDEs · Mathematics 2014-06-19 Shaowei Chen , Conglei Wang , Liqin Xiao

We obtain exact solutions of the one-dimensional Schrodinger equation for some families of associated Lame potentials with arbitrary energy through a suitable ansatz, which may be appropriately extended for other such a families. The…

Quantum Physics · Physics 2007-05-23 David J Fernandez C , Asish Ganguly

We review the current status of one dimensional periodic potentials and also present several new results. It is shown that using the formalism of supersymmetric quantum mechanics, one can considerably enlarge the limited class of…

Quantum Physics · Physics 2009-11-10 Avinash Khare , Uday Sukhatme

Motivated by the interest in non-relativistic quantum mechanics for determining exact solutions to the Schrodinger equation we give two potentials that are conditionally exactly solvable. The two potentials are partner potentials and we…

Mathematical Physics · Physics 2015-12-15 A. Lopez-Ortega

The angular part of the Schrodinger equation for a central potential is brought to the one-dimensional 'Schrodinger form' where one has a kinetic energy plus potential energy terms. The resulting polar potential is seen to be a family of…

Quantum Physics · Physics 2010-01-22 M. S. Shikakhwa , M. Mustafa

We consider the following logarithmic Schr\"{o}dinger equation $$ -\Delta u+h(x)u=u\log u^{2} $$ on a locally finite graph $G=(V,E)$, where $\Delta$ is a discrete Laplacian operator on the graph, $h$ is the potential function. Different…

Analysis of PDEs · Mathematics 2024-05-15 Mengqiu Shao