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In this article we give explicit solutions for the wave equations associated to the modified Schr\"odinger operators with magnetic field on the disc and the upper half plane models of the hyperbolic plane. We show that the modified…

Mathematical Physics · Physics 2019-01-08 Mohamed Vall Ould Moustapha

The paper is denoted to the initial-boundary value problem for the wave equation with the Sturm-Liouville operator with irregular (distributive) potentials. To obtain a solution to the equation, the separation method and asymptotics of the…

Analysis of PDEs · Mathematics 2022-09-20 Michael Ruzhansky , Serikbol Shaimardan , Alibek Yeskermessuly

In this paper, we consider a wave equation on a bounded domain with a Sturm-Liouville operator with a singular intermediate coefficient and a singular potential. To obtain and evaluate the solution, the method of separation of variables is…

Analysis of PDEs · Mathematics 2022-10-07 Michael Ruzhansky , Alibek Yeskermessuly

We describe the wave functional model for the minimal (symmetric) Sturm-Liouville operator on the finite interval. We construct the wave spectrum of this operator, then, following the abstract scheme, we construct the model space of…

Mathematical Physics · Physics 2018-01-09 Sergey Simonov

In this paper, we construct a modified wave operators for Schrodinger equations with time-dependent long-range potentials by using wave packet transform and give a proof of the existence of the modified wave operators.

Functional Analysis · Mathematics 2026-03-25 Taisuke Yoneyama

In this note we give explicit solutions to the wave equation associated to the Schr\"odinger operator with three-inverse square potential on $R_+^3$

Analysis of PDEs · Mathematics 2017-03-16 Yehdhih Mohamed Abdelhaye , Badahi Mohamed , Mohamed Vall Ould Moustapha

A new solvable hyperbolic single wave potential is found by expanding the regular solution of the 1D Schr\"odinger equation in terms of square integrable basis. The main characteristic of the basis is in supporting an infinite tridiagonal…

Mathematical Physics · Physics 2015-05-18 H. Bahlouli , A. D. Alhaidari

We derive a representation formula for the Weyl solution to the Schr\"odinger operator on the semi-axis for certain classes of potentials. Our approach is based on relations with the initial-boundary value problem for the wave equation with…

Analysis of PDEs · Mathematics 2026-01-14 A. S. Mikhaylov , V. S. Mikhaylov

We estimate from below by geometric data the eigenvalues of the periodic Sturm-Liouville operator $- 4 d^2/ds^2 + \kappa^2 (s)$ with potential given by the curvature of a closed curve.

Differential Geometry · Mathematics 2007-05-23 Thomas Friedrich

The use of operator methods of algebraic nature is shown to be a very powerful tool to deal with different forms of relativistic wave equations. The methods provide either exact or approximate solutions for various forms of differential…

Mathematical Physics · Physics 2015-06-23 G. Dattoli , E. Sabia , K. Górska , A. Horzela , K. A. Penson

Boundedness of wave operators for Schr\"odinger operators in one space dimension for a class of singular potentials, admitting finitely many Dirac delta distributions, is proved. Applications are presented to, for example, dispersive…

Analysis of PDEs · Mathematics 2021-10-01 Vincent Duchêne , Jeremy L. Marzuola , Michael I. Weinstein

The heat kernel coefficients $H_k$ to the Schr\"odinger operator with a matrix potential are investigated. We present algorithms and explicit expressions for the Taylor coefficients of the $H_k$. Special terms are discussed, and for the…

High Energy Physics - Theory · Physics 2009-10-28 I. G. Avramidi , R. Schimming

The representations of the kernels of the transmutation operator and of its inverse relating the one-dimensional Schr\"odinger operator with the second derivative are obtained in terms of the eigenfunctions of a corresponding…

Classical Analysis and ODEs · Mathematics 2018-12-31 Kira V. Khmelnytskaya , Vladislav V. Kravchenko , Sergii M. Torba

We give an explicit formula for the wave operators for Schroedinger operators on the half-line with a potential decaying strictly faster than the polynomial of degree minus two. The formula consists of the main term given by the scattering…

Functional Analysis · Mathematics 2019-03-12 Hideki Inoue

In this paper we consider an initial/boundary value problem for the Schr\"odinger equation with a right-hand side involving the fractional Sturm-Liouville operator with singular propagation and potential. To construct a solution, first…

Analysis of PDEs · Mathematics 2024-03-12 M. Ruzhansky , A. Yeskermessuly

In the paper we construct the wave functional model of a symmetric restriction of the regular Sturm-Liouville operator on an interval. The model is based upon the notion of the wave spectrum and is constructed according to an abstract…

Mathematical Physics · Physics 2019-06-20 Sergey Simonov

Given a one dimensional perturbed Schroedinger operator H=-(d/dx)^2+V(x) we consider the associated wave operators W_+, W_- defined as the strong L^2 limits as s-> \pm\infty of the operators e^{isH} e^{-isH_0} We prove that the wave…

Mathematical Physics · Physics 2009-11-11 Piero D'Ancona , Luca Fanelli

In this note, we derive explicit formulas for the Schroedinger wave operators in R^2 under the assumption that 0-energy is neither an eigenvalue nor a resonance. These formulas justify the use of a recently introduced topological approach…

Mathematical Physics · Physics 2012-12-12 S. Richard , R. Tiedra de Aldecoa

We obtain structure formulas for the intertwining wave operators of a Schroedinger operator with potential V in R^3. The difference from our previous submission arXiv:1612.07304 lies with the fact that here we impose a scaling invariant…

Analysis of PDEs · Mathematics 2017-01-12 Marius Beceanu , Wilhelm Schlag

The solution of the Schrodinger equation with a linear potential is considered. We use algebraic methods to obtain the explicit form of the solution for the explicitly time dependent Hamiltonian and discuss the general conditions which…

Mathematical Physics · Physics 2010-10-11 G. Dattoli , K. Zhukovsky
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