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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

We study the one-dimensional discrete quasi-periodic Schrodinger equation. We introduce the notion of variations of potential and use it to define "typical" potential. We show that for typical C^3 potential, if the coupling constant is…

Mathematical Physics · Physics 2007-05-23 Jackson Chan

We introduce an exactly integrable singular potential for which the solution of the one-dimensional stationary Schr\"odinger equation is written through irreducible linear combinations of the Gauss hypergeometric functions. The potential,…

Quantum Physics · Physics 2018-03-05 A. M. Ishkhanyan

This work deals with Schr\"odinger equations with quadratic and sub-quadratic Hamiltonians perturbed by a potential. In particular we shall focus on bounded, but not necessarily smooth perturbations. We shall give a representation of such…

Analysis of PDEs · Mathematics 2015-02-19 Elena Cordero , Fabio Nicola

At present, our notion of space is a classical concept. Taking the point of view that quantum theory is more fundamental than classical physics, and that space should be given a purely quantum definition, we revisit the notion of Euclidean…

High Energy Physics - Theory · Physics 2016-11-30 Laurent Freidel , Robert G. Leigh , Djordje Minic

The time independent Schoedinger equation for two electrons confined in a parabolic external potential is solved. Developing this solution in terms of a dimensionless variable it is demonstrated that parameterization of the strength of the…

Strongly Correlated Electrons · Physics 2010-09-30 Preston Jones

We deal with the exact solutions of Schrodinger equation characterized by position-dependent effective mass via point canonical transformations. The Morse, Poschl-Teller and Hulthen type potentials are considered respectively. With the…

Quantum Physics · Physics 2007-12-27 Metin Aktas , Ramazan Sever

The aim of this paper is to find the exact solutions of the Schrodinger equation. As is known, the Schrodinger equation can be reduced to the continuum equation. In this paper, using the non-linear Legendre transform the equation of…

Quantum Physics · Physics 2018-10-17 E. E. Perepelkin , B. I. Sadovnikov , N. G. Inozemtseva , A. A. Tarelkin

Properties of the fractional Schrodinger equation have been studied. We have proven the hermiticity of fractional Hamilton operator and established the parity conservation law for the fractional quantum mechanics. As physical applications…

Quantum Physics · Physics 2009-02-06 N. Laskin

We found that the two-dimensional Schr\"odinger equation for 3 electrons in an homogeneous magnetic field (perpendicular to the plane) and a parabolic scalar confinement potential (frequency $\omega_0$) has exact analytical solutions in the…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 M. Taut

In a central potential the usual resolution of the Schr\"odinger equation in spherical coordinates consists in determining the solutions R(r) or u(r) of the radial equations considered as the radial parts of the Schr\"odinger equation.…

Mathematical Physics · Physics 2012-03-05 Y. C. Cantelaube

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

We solve the one-dimensional Schr\"odinger equation for the bound states of two potential models with a rich structure as shown by their "spectral phase diagram". These potentials do not belong to the well-known class of exactly solvable…

Quantum Physics · Physics 2022-09-09 A. D. Alhaidari , I. A. Assi

The Schr\"odinger-like equation written in terms of the displacement operator is solved analytically for a inverse square plus Coulomb-like potential. Starting from the new Hamiltonian, the effects of the spatially dependent mass on the…

Quantum Physics · Physics 2015-09-30 Altug Arda , Ramazan Sever

The general equation from previous work is specialized to a linear potential $V(r)=-a+F r$ acting in the space of spherically symmetric S wave functions. The fine and hyperfine interaction creates then a $\frac1r$-dependence in the…

High Energy Physics - Phenomenology · Physics 2016-08-16 Hans-Christian Pauli

A mathematically rigorous derivation of the first Vlasov equation as a well-known Schr\"odinger equation for the probabilistic description of a system and families of the classic diffusion equations and heat conduction for the deterministic…

Mathematical Physics · Physics 2015-06-11 E. E. Perepelkin , B. I. Sadovnikov , N. G. Inozemtseva

Bound states of the power-law and logarithmic potentials are calculated using a generalized pseudospectral method. The solution of the single-particle Schr\"odinger equation in a nonuniform and optimal spatial discretization offers accurate…

Quantum Physics · Physics 2015-06-16 Amlan K. Roy

Schrodinger's equation for a single particle is proved from the assumption that dynamics can be formulated in a space whose curvature is the electromagnetic force.

Quantum Physics · Physics 2010-05-20 Howard Covington

In this paper we follow the Schwinger approach for angular momentum but with the polar basis of harmonic oscillator as a starting point. We derive by a new method two analytic expressions of the elements of passage matrix from the double…

Mathematical Physics · Physics 2009-03-05 Mehdi Hage-Hassan

We consider the differential equation that Zernike proposed to classify aberrations of wavefronts in a circular pupil, whose value at the boundary can be nonzero. On this account the quantum Zernike system, where that differential equation…

Mathematical Physics · Physics 2017-08-23 George S. Pogosyan , Cristina Salto-Alegre , Kurt Bernardo Wolf , Alexander Yakhno