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Exact solutions of the Schrodinger equation are obtained for the Rosen-Morse and Scarf potentials with the position-dependent effective mass by appliying a general point canonical transformation. The general form of the point canonical…

Quantum Physics · Physics 2009-11-13 Cevdet Tezcan , Ramazan Sever

Based on recent results on quasi-exactly solvable Schrodinger equations, we review a new phenomenological potential class lately reported. In the present paper we consider the quantum differential equations resulting from position dependent…

Quantum Physics · Physics 2014-09-10 H. R. Christiansen , M. S. Cunha

For the first time, a nonlinear Schr\"odinger equation of the general form is considered, depending on time and two spatial variables, the potential and dispersion of which are specified by two arbitrary functions. This equation naturally…

Exactly Solvable and Integrable Systems · Physics 2026-03-03 Andrei D. Polyanin

Solutions of the Schr\"odinger equation by spanning the wave function is a complete basis is a common practice is many-body interacting systems. We shall study the case of a two-dimensional quantum system composed by two interacting…

Quantum Physics · Physics 2016-05-12 J. Batle

The varying-mass Schr\"odinger equation (VMSE) has been successfully applied to model electronic properties of semiconductor hetero-structures, for example, quantum dots and quantum wells. In this paper, we consider VMSE with small random…

Numerical Analysis · Mathematics 2021-01-19 Shi Chen , Qin Li , Xu Yang

An inhomogeneous Kaluza-Klein compactification to four dimensions, followed by a conformal transformation, results in a system with position dependent mass (PDM). This origin of a PDM is quite different from the condensed matter one. A…

Quantum Physics · Physics 2015-10-29 J. R. Morris

We analyze a general family of position-dependent mass quantum Hamiltonians which are not self-adjoint and include, as particular cases, some Hamiltonians obtained in phenomenological approaches to condensed matter physics. We build a…

Quantum Physics · Physics 2016-01-26 M. A. Rego-Monteiro , Ligia M. C. S. Rodrigues , E. M. F. Curado

Starting from the 3D Gross-Pitaevskii equation we revisit the dimensional reduction to an effective one-dimensional wave-equation that describes the longitudinal dynamics of a Bose condensate in an axially-symmetric external potential.…

Computational Physics · Physics 2023-12-19 Peter Allmer

The three-dimensional Schr\"odinger equation with a position-dependent (effective) mass is studied in the framework of Supersymmetrical (SUSY) Quantum Mechanics. The general solution of SUSY intertwining relations with first order…

High Energy Physics - Theory · Physics 2016-08-29 M. V. Ioffe , E. V. Kolevatova , D. N. Nishnianidze

In a recent paper by Jafarov, Nagiyev, Oste and Van der Jeugt (2020 {\sl J.\ Phys.\ A} {\bf 53} 485301), a confined model of the non-relativistic quantum harmonic oscillator, where the effective mass and the angular frequency are dependent…

Quantum Physics · Physics 2021-08-19 C. Quesne

Schroedinger equations with position dependent mass which are scale invariant and admit second order integrals of motion are classified.

Quantum Physics · Physics 2022-05-17 A. G. Nikitin

We solved the one-dimensional position-dependent mass Dirac equation in the presence of the cusp potential and reported the solutions in terms of the Whittaker functions. We have derived the reflection and transmission coefficients by…

Nuclear Theory · Physics 2016-10-25 M. Chabab , A. El Batoul , H. Hassanabadi , M. Oulne , S. Zare

Point canonical transformation (PCT) has been used to find out new exactly solvable potentials in the position-dependent mass (PDM) framework. We solve $1$-D Schr\"{o}dinger equation in the PDM framework by considering two different fairly…

Quantum Physics · Physics 2024-01-03 Satish Yadav , Rahul Ghosh , Bhabani Prasad Mandal

Given a spatially dependent mass distribution we obtain potential functions for exactly solvable nonrelativistic problems. The energy spectrum of the bound states and their wavefunctions are written down explicitly. This is accomplished by…

Quantum Physics · Physics 2009-11-07 A. D. Alhaidari

We study the long-time mixing behavior of the stochastic nonlinear Schr\"odinger equation in $\mathbb{R}^d$, $d\le 3$. It is well known that, under a sufficiently strong damping force, the system admits unique ergodicity, although the rate…

Probability · Mathematics 2026-01-01 Hung D. Nguyen , Kihoon Seong

The Schroedinger equation for position-dependent mass singular oscillators is solved by means of the factorization method and point transformations. These systems share their spectrum with the conventional singular oscillator. Ladder…

Mathematical Physics · Physics 2023-04-13 Sara Cruz y Cruz , Oscar Rosas-Ortiz

In position dependent mass (PDM) problems, the quantum dynamics of the associated systems have been understood well in the literature for particular orderings. However, no efforts seem to have been made to solve such PDM problems for…

Quantum Physics · Physics 2017-11-22 S. Karthiga , V. Chithiika Ruby , M. Senthilvelan , M. Lakshmanan

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

We solve the parametric generalized effective Schr\"odinger equation with a specific choice of posi-tion-dependent mass function and Morse oscillator potential by means of the Nikiforov-Uvarov (NU) method combined with the Pekeris…

Quantum Physics · Physics 2012-07-20 Sameer M. Ikhdair

We study the limiting behavior of a singularly perturbed Schr\"odinger-Poisson system describing a 3-dimensional electron gas strongly confined in the vicinity of a plane $(x,y)$ and subject to a strong uniform magnetic field in the plane…

Analysis of PDEs · Mathematics 2010-07-27 Fanny Delebecque-Fendt , Florian Mehats