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Related papers: Analysis of Schr\"odinger means

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The supersymmetric extensions of the Schr\"odinger algebra are reviewed.

High Energy Physics - Theory · Physics 2019-12-24 C. Duval , P. A. Horvathy

A class of generalized Schr\"{o}dinger problems in bounded domain is studied. A complete overview of the set of solutions is provided, depending on the values assumed by parameters involved in the problem. In order to obtain the results, we…

Analysis of PDEs · Mathematics 2018-10-25 Andrelino V. Santos , João R. Santos Júnior , Antonio Suárez

Schr\"{o}dinger equations in \emph{functional derivatives} are solved via quantized Galerkin limit of antinormal functional Feynman integrals for Schr\"{o}dinger equations in \emph{partial derivatives

Mathematical Physics · Physics 2007-12-26 Alexander Dynin

This article introduces a new signal analysis method. The main idea consists in interpreting a pulse-shaped signal, after multiplying it by a positive parameter, as a potential of a Schr\"odinger operator and representing this signal with…

Mathematical Physics · Physics 2009-11-05 Taous-Meriem Laleg-Kirati , Emmanuelle Crépeau , Michel Sorine

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

Analytical solutions of the Schrodinger equation are obtained for some diatomic molecular potentials with any angular momentum. The energy eigenvalues and wave functions are calculated exactly. The asymptotic form of the equation is also…

Mathematical Physics · Physics 2012-09-19 Huseyin Akcay , Ramazan Sever

We consider the Schrodinger operator a given domain. Our goal is to study some optimization problems where an optimal (non-negative) potential V has to be determined in some suitable admissible classes and for some suitable optimization…

Analysis of PDEs · Mathematics 2013-05-03 Giuseppe Buttazzo , Augusto Gerolin , Berardo Ruffini , Bozhidar Velichkov

We compute explicitely the best constants and, by solving some functional equations, we find all maximizers for homogeneous Strichartz estimates for the Schrodinger equation and for the wave equation in the cases when the Lebesgue exponent…

Analysis of PDEs · Mathematics 2007-05-23 Damiano Foschi

Several estimates for singular integrals, maximal functions and the spherical summation operator are given in the spaces $L^p_{\text{rad}}L^2_{\text{ang}}(\mathbb{R}^n)$, $n\geq 2$.

Classical Analysis and ODEs · Mathematics 2013-12-19 Antonio Córdoba

In this paper, we study the extremal problem for the Strichartz inequality for the Schr\"{o}dinger equation on the $\mathbb{R} \times \mathbb{R}^2$; we provide a new proof to the characterization of the extremal functions. The only extremal…

Analysis of PDEs · Mathematics 2016-04-01 Jin-Cheng Jiang , Shuanglin Shao

In this paper, we introduce a new family of functions to construct Schr\"odinger operators with embedded eigenvalues. This particularly allows us to construct discrete Schr\"odinger operators with arbitrary prescribed sets of eigenvalues.

Mathematical Physics · Physics 2022-07-04 Wencai Liu , Kang Lyu

In this paper we study unique continuation theorems for magnetic Schr\"odinger equation via Carleman estimates. We use integration by parts techniques in order to show these estimates. We consider electric and magnetic potentials with…

Analysis of PDEs · Mathematics 2013-12-10 Naiara Arrizabalaga , Miren Zubeldia

We prove scattering for the 2D cubic derivative Schr\"odinger equation with small data in the critical Besov space with one degree angular regularity. The main new ingredient is that we prove a spherically averaged maximal function estimate…

Analysis of PDEs · Mathematics 2016-01-22 Zihua Guo

In this paper we investigated the point-wise time-space estimates of the fundamental solution for higher order Schr\"odinger equation. These estimates improve the result of Yao [2] and generalize the one of Cui [1].

Mathematical Physics · Physics 2013-03-21 Myong-Jin Kim , Jin-Myong Kim

We present a definition of integrability for the one dimensional Schroedinger equation, which encompasses all known integrable systems, i.e. systems for which the spectrum can be explicitly computed. For this, we introduce the class of…

Mathematical Physics · Physics 2016-09-15 Thierry Combot

We study singular Schr\"odinger operators on a finite interval as selfadjoint extensions of a symmetric operator. We give sufficient conditions for the symmetric operator to be in the $n$-entire class, which was defined in our previous…

Mathematical Physics · Physics 2013-09-10 Luis O. Silva , Julio H. Toloza

We develop notions of integrable functions within the theory of schemic motivic integration.

Algebraic Geometry · Mathematics 2013-09-24 Andrew R. Stout

We study the eigenvalues of Schr\"odinger operators with complex potentials in odd space dimensions. We obtain bounds on the total number of eigenvalues in the case where $V$ decays exponentially at infinity.

Spectral Theory · Mathematics 2016-01-14 Rupert L. Frank , Ari Laptev , Oleg Safronov

We prove decay estimates for generalized eigenfunctions of discrete Schr\"odinger operators on weighted infinite graphs in the spirit of Agmon.

Spectral Theory · Mathematics 2021-04-14 Matthias Keller , Felix Pogorzelski

This article is aimed at presenting the Schr\"odinger problem and some of its connections with optimal transport. We hope that it can be used as a basic user's guide to Schr\"odinger problem. We also give a survey of the related literature.…

Probability · Mathematics 2022-09-05 Christian Léonard