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We show that there exist some intimate connections between three unconventional Schr\"odinger equations based on the use of deformed canonical commutation relations, of a position-dependent effective mass or of a curved space, respectively.…

Mathematical Physics · Physics 2008-11-26 C. Quesne , V. M. Tkachuk

We analyse the exact solutions of a conditionally-solvable Schr\"odinger equation with a rational potential. From the nodes of the exact eigenfunctions we derive a connection between the otherwise isolated exact eigenvalues and the actual…

Quantum Physics · Physics 2024-10-22 Francisco M. Fernández

A new type of solution for the full 3+1 dimensional space-time Schroedinger equation is presented here. We consider elegant presentation of the exact solution in a spherical coordinate system, along with the assuming of separation of the…

General Physics · Physics 2015-12-09 Sergey V. Ershkov

Infinite families of quasi-exactly solvable position-dependent mass Schr\"odinger equations with known ground and first excited states are constructed in a deformed supersymmetric background. The starting points consist in one- and…

Mathematical Physics · Physics 2019-08-13 C. Quesne

The exact solutions of Schrodinger equation are obtained for a noncentral potential which is a ring-shaped potential. The energy eigenvalues and corresponding eigenfunctions are obtained for any angular momentum l. Nikiforov-Uvarov method…

Quantum Physics · Physics 2007-05-23 Ozlem Yesiltas , Ramazan sever

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 review an exact WKB resolution method for the stationary 1D Schr\"odinger equation with a general polynomial potential. This contribution covers already published material: we supply a commented summary here, stressing a few aspects…

Mathematical Physics · Physics 2007-05-23 André Voros

The kinetic energy operator with position-dependent-mass in cylindrical coordinates is obtained. The separability of the corresponding Schr\"odinger equation is discussed within radial cylindrical mass settings. Azimuthal symmetry is…

Quantum Physics · Physics 2010-08-31 Omar Mustafa

Using the simplest but fundamental example, the problem of the infinite potential well, this paper makes an ideological attempt (supported by rigorous mathematical proofs) to approach the issue of…

Quantum Physics · Physics 2022-01-03 E. E. Perepelkin , B. I. Sadovnikov , N. G. Inozemtseva , I. I. Aleksandrov

Based on a method that produces the solutions to the Schrodinger equations of partner potentials, we give two conditionally exactly solvable partner potentials of exponential type defined on the half line. These potentials are…

Mathematical Physics · Physics 2016-02-02 A. Lopez-Ortega

The Schrodinger equation for stationary states is studied in a central potential V(r) proportional to the inverse power of r of degree beta in an arbitrary number of spatial dimensions. The presence of a single term in the potential makes…

Quantum Physics · Physics 2007-05-23 Shi-Hai Dong , Zhong-Qi Ma , Giampiero Esposito

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

Using an explicit Euler substitution it was obtained a system of differential equations, which can be used to find the solution of time-dependent 1-dimentional Schr\H{o}dinger equation for a general form of the time-dependent potential.

Quantum Physics · Physics 2015-06-26 Ioan Sturzu

By using two-component approach to the one-dimensional effective mass Dirac equation bound states are investigated under the effect of two new non-PT-symmetric, and non-Hermitian, exponential type potentials. It is observed that the Dirac…

Quantum Physics · Physics 2009-09-05 Altug Arda , Ramazan Sever

Analytical solutions to the time-dependent Shr\"{o}dinger equation in one dimension are developed for time-independent potentials, one consisting of an infinite wall and a repulsive delta function. An exact solution is obtained by means of…

Quantum Physics · Physics 2007-05-23 Athanasios N. Petridis , Lawrence P. Staunton , Jon Vermedahl , Marshall Luban

A new proposed one dimensional time independent Schr\"odinger equation is solved completely using shape invariance method. The corresponding potential is given by V_(x,A,B) =-A(sechpx)^2 - 6Bp(sech6px)^2+(tanhpx-6tanh6px)^2 with…

Quantum Physics · Physics 2021-02-05 Jamal Benbourenane , Mohamed Benbourenane , Hichem Eleuch

Kinematical invariance groups of the 3d Schr\"odinger equations with position dependent masses (PDM) and arbitrary potentials are classified. It is shown that there exist 94 classes of such equations defined up to the generic equivalence…

Mathematical Physics · Physics 2019-03-06 A. G. Nikitin

Using the algebraic approach Lie symmetries of time dependent Schroedinger equations for charged particles interacting with superpositions of scalar and vector potentials are classified. Namely, all the inequivalent equations admitting…

Mathematical Physics · Physics 2021-01-20 A. G. Nikitin

Fundamental solution for a Schr\"odinger equation with a time-dependent potential of long-range type is constructed. The solution is given as a Fourier integral operator with a symbol uniformly bounded global in time, when measured in…

Analysis of PDEs · Mathematics 2007-05-23 Hitoshi Kitada

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
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