English
Related papers

Related papers: Exact solutions to the Telegraph equation in terms…

200 papers

The accuracy of different transfer matrix approaches, widely used to solve the stationary effective mass Schr\"{o}dinger equation for arbitrary one-dimensional potentials, is investigated analytically and numerically. Both the case of a…

Mesoscale and Nanoscale Physics · Physics 2011-06-17 Christian Jirauschek

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

The Airy process is characterized by its finite-dimensional distribution functions. We show that each finite-dimensional distribution function is expressible in terms of a solution to a system of differential equations.

Probability · Mathematics 2007-05-23 Craig A. Tracy , Harold Widom

A method is given to construct globally analytic (in space and time) exact solutions to the focusing cubic nonlinear Schrodinger equation on the line. An explicit formula and its equivalents are presented to express such exact solutions in…

Exactly Solvable and Integrable Systems · Physics 2007-09-12 Tuncay Aktosun , Francesco Demontis , Cornelis van der Mee

Thermodynamic Bethe ansatz equations are coupled non-linear integral equations which appear frequently when solving integrable models. Those associated with models with N=2 supersymmetry can be related to differential equations, among them…

High Energy Physics - Theory · Physics 2007-05-23 Paul Fendley

We report accelerating diffusive solutions to the diffusion equation with a constant diffusion tensor. The maximum values of the diffusion density evolve in an accelerating fashion described by Airy functions. We show the diffusive…

Statistical Mechanics · Physics 2021-06-29 Felipe A. Asenjo , Sergio A. Hojman

A review of a recent method is presented to construct certain exact solutions to the focusing nonlinear Schr\"odinger equation on the line with a cubic nonlinearity. With motivation by the inverse scattering transform and help from the…

Exactly Solvable and Integrable Systems · Physics 2009-08-20 Tuncay Aktosun , Theresa Busse , Francesco Demontis , Cornelis van der Mee

In this paper, we present a simple analytical method for obtaining a nonspreading solution of the time-dependent Schr\"odinger equation, which is given by the Airy function. The solution is derived by imposing a restriction on the phase…

Quantum Physics · Physics 2016-12-19 Tamoghna Majumdar , Maitraya Kanta Bhattacharyya , Kumble Rajesh Nayak

The asymptotic iteration method is used to find exact and approximate solutions of Schroedinger's equation for a number of one-dimensional trigonometric potentials (sine-squared, double-cosine, tangent-squared, and complex cotangent).…

Mathematical Physics · Physics 2014-03-05 Hakan Ciftci , Richard L. Hall , Nasser Saad

The aim of this work is to study the Airy and Schr\"odinger operators on looping-edge graphs, a class of metric graphs consisting of a circle and a finite number $N$ of infinite half-lines attached to a common vertex. For the Airy operator,…

Analysis of PDEs · Mathematics 2026-04-14 Jaime Angulo Pava , Alexander Muñoz

The complete solutions of the Schr\"odinger equation for a particle with time-dependent mass moving in a time-dependent linear potential are presented. One solution is based on the wave function of the plane wave, and the other is with the…

Quantum Physics · Physics 2015-06-26 Mang Feng

Self-similar solutions of the so called Airy equations, equivalent to the dispersionless nonlinear Schr\"odinger equation written in Madelung coordinates, are found and studied from the point of view of complete integrability and of their…

Mathematical Physics · Physics 2019-11-12 Roberto Camassa , Gregorio Falqui , Giovanni Ortenzi , Marco Pedroni

An analytical solution to the the three-dimensional telegraph equation is presented. This equation has recently received some attention but so far the treatment has been one-dimensional. By using the structural similarity to the…

Instrumentation and Methods for Astrophysics · Physics 2016-10-12 R. C. Tautz , I. Lerche

From a classical analysis, it is shown that the nondiffractive accelerating gravitational Airy wave packets are solutions of Einstein equations for their linearized tensor modes in a Friedmann-Lema\^itre-Robertson-Walker cosmological…

General Relativity and Quantum Cosmology · Physics 2025-06-25 Claudio Aravena-Plaza , Víctor Muñoz , Felipe A. Asenjo

New localized structured solutions for the three-dimensional linear diffusion (heat) equation are presented. These new solutions are written in terms of Airy functions and either Gaussian or Bessel functions. They accelerate along their…

Pattern Formation and Solitons · Physics 2021-07-20 Felipe A. Asenjo , Sergio A. Hojman

In this paper, the trial function method is employed to find the exact solutions for high-order nonlinear Schr\"odinger equations with time-dependent coefficients. This system describes the propagation of ultrashort light pulses in…

Pattern Formation and Solitons · Physics 2020-10-15 Xin-Lei Mai , Wei Li

In [8], some exact splittings are proposed for inhomogeneous quadratic differential equations including, for example, transport equations, kinetic equations, and Schr{\"o}dinger type equations with a rotation term. In this work, these exact…

Numerical Analysis · Mathematics 2020-01-01 Joackim Bernier , Nicolas Crouseilles , Yingzhe Li

Transport phenomena play a vital role in various fields of science and engineering. In this work, exact solutions are derived for advection equations with integer- and fractional-order time derivatives and a constant time-delay in the…

Analysis of PDEs · Mathematics 2024-09-25 Christopher N. Angstmann , Stuart-James M. Burney , Daniel S. Han , Bruce I. Henry , Zhuang Xu

It is proved that accelerating nondiffracting gravitational Airy wave--packets are solutions of linearized gravity. It is also showed that Airy functions are exact solutions to Einstein equations for non--accelerating nondiffracting…

General Relativity and Quantum Cosmology · Physics 2021-02-24 Felipe A. Asenjo , Sergio A. Hojman

This article proposes a novel approach for determining exact solutions to nonlinear ordinary differential equations. The recommended iterative method provides the solution via a rapidly converging series that readily approaches a closed…

Analysis of PDEs · Mathematics 2025-07-15 Prakash Kumar Das
‹ Prev 1 2 3 10 Next ›