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Exact solutions of effective radial Schr\"{o}dinger equation are obtained for some inverse potentials by using the point canonical transformation. The energy eigenvalues and the corresponding wave functions are calculated by using a set of…

Quantum Physics · Physics 2015-05-19 Altug Arda , Ramazan Sever

We consider a statistical ensemble of particles of mass m, which can be described by a probability density \rho and a probability current \vec{j} of the form \rho \nabla S/m. The continuity equation for \rho and \vec{j} implies a first…

Quantum Physics · Physics 2015-05-13 U. Klein

We discuss the functional Schroedinger picture for fermions in external fields for both stationary and time-dependent problems. We give formal results for the ground state and the solution of the time-dependent Schroedinger equation for QED…

High Energy Physics - Theory · Physics 2009-10-22 Claus Kiefer , Andreas Wipf

In this thesis quadratic and cubic algebras, which are extensions of SU(1,1) and SU(2) are studied in detail, with particular attention being given to their construction, their finite and infinite dimensional irreducible representations and…

Mathematical Physics · Physics 2007-05-23 V. Sunilkumar

We give a brief overview of a simple and unified way, called the prepotential approach, to treat both exact and quasi-exact solvabilities of the one-dimensional Schr\"odinger equation. It is based on the prepotential together with Bethe…

Quantum Physics · Physics 2024-04-29 Choon-Lin Ho

We investigate standing waves with prescribed mass for a class of Schrodinger equations with competing Van Der Waals type potentials, arising in a model of non-relativistic bosonic atoms and molecules. By developing an approach based on a…

Analysis of PDEs · Mathematics 2024-08-06 Shuai Yao , Hichem Hajaiej , Juntao Sun

The object of this paper is to investigate, classically and quantum mechanically, the relation existing between the position-dependent effective mass and damping-antidamping dynamics. The quantization of the equations of motion is carried…

Quantum Physics · Physics 2015-03-19 Yamen Hamdouni

In this study, the Schrodinger equation for the Woods-Saxon potential, the general Woods-Saxon potential, and D-dimensional Woods-Saxon potential is numerically investigated.

We show that the thermodynamics of the focusing cubic discrete nonlinear Schrodinger equation are exactly solvable in dimensions three and higher. A number of explicit formulas are derived.

Analysis of PDEs · Mathematics 2015-03-17 Sourav Chatterjee , Kay Kirkpatrick

The goal is a construction of stationary solutions close to a non-trivial combination of two plane waves at high energies for a periodic non-linear Schroedinger equation in dimension two. The corresponding isoenergetic surfaces are…

Analysis of PDEs · Mathematics 2024-01-18 A. Duaibes , Yu. Karpeshina

We apply solutions of Heun's general equation to the stationary Schr\"odinger equation with two quasi-exactly solvable elliptic potentials which depend on a real parameter $\ell$. We get finite-series solutions from power series expansions…

Mathematical Physics · Physics 2022-12-20 Bartolomeu D B Figueiredo

The treatment of the time-independent Schrodinger equation in real-space is an indispensable part of introductory quantum mechanics. In contrast, the Schrodinger equation in momentum space is an integral equation that is not readily…

Computational Physics · Physics 2015-05-14 William A. Karr , Christopher R. Jamell , Yogesh N. Joglekar

The Schr\" odinger equations which are exactly solvable in terms of associated special functions are directly related to some self-adjoint operators defined in the theory of hypergeometric type equations. The fundamental formulae occurring…

Quantum Physics · Physics 2009-11-07 N. Cotfas

It is shown that using the similarity transformations, a set of three-dimensional p-q nonlinear Schrodinger (NLS) equations with inhomogeneous coefficients can be reduced to one-dimensional stationary NLS equation with constant or varying…

Pattern Formation and Solitons · Physics 2017-04-19 Zhenya Yan , V. V. Konotop

This article focuses on the study of the existence, multiplicity and concentration behavior of ground states as well as the qualitative aspects of positive solutions for a $(p, N)$-Laplace Schr\"{o}dinger equation with logarithmic…

Analysis of PDEs · Mathematics 2025-10-23 Deepak Kumar Mahanta , Tuhina Mukherjee , Patrick Winkert

We obtained a new class of exactly-solvable potentials by means of the hypergeometric equation for Schrodinger equation, which different from the exactly-solvable potentials introduced by Bose and Natanzon. Using the new class of solvable…

Quantum Physics · Physics 2022-10-26 Wei Yang

The general solution of the stationary Schrodinger equation for the associated Lame potentials with an arbitrary real energy is found. The supersymmetric partners are generated by employing seeds solutions for factorization energies inside…

Mathematical Physics · Physics 2014-11-18 David J Fernandez C , Asish Ganguly

One construction of exactly-solvable potentials for Fokker-Planck equation is considered based on supersymmetric quantum mechanics approach.

Quantum Physics · Physics 2007-05-23 George Krylov

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

For the first time, the general nonlinear Schr\"odinger equation is investigated, in which the chromatic dispersion and potential are specified by two arbitrary functions. The equation in question is a natural generalization of a wide class…

Exactly Solvable and Integrable Systems · Physics 2024-12-03 Andrei D. Polyanin , Nikolay A. Kudryashov