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A construction method of infinite families of quasi-exactly solvable position-dependent mass Schr\"odinger equations with known ground and first excited states is proposed in a deformed supersymmetric background. Such families correspond to…

Mathematical Physics · Physics 2018-11-14 C. Quesne

Using the method of shape invariant potentials, a number of exact solutions of one dimensional effective mass Schrodinger equation are obtained. The solutions with equi-spaced spectrum are discussed in detail.

Quantum Physics · Physics 2007-05-23 K. A. Samani , F. Loran

Using the ideas of supersymmetry and shape invariance we show that the eigenvalues and eigenfunctions of a wide class of noncentral potentials can be obtained in a closed form by the operator method. This generalization considerably extends…

High Energy Physics - Theory · Physics 2009-10-22 Avinash Khare , Rajat K. Bhaduri

We consider two families of extensions of the oscillator in a $d$-dimensional constant-curvature space and analyze them in a deformed supersymmetric framework, wherein the starting oscillator is known to exhibit a deformed shape invariance…

Mathematical Physics · Physics 2018-04-12 C. Quesne

A hypergeometric type equation satisfying certain conditions defines either a finite or an infinite system of orthogonal polynomials. The associated special functions are eigenfunctions of some shape invariant operators. These operators can…

Mathematical Physics · Physics 2007-05-23 Nicolae Cotfas

Two new methods for investigation of two-dimensional quantum systems, whose Hamiltonians are not amenable to separation of variables, are proposed. 1)The first one - $SUSY-$ separation of variables - is based on the intertwining relations…

High Energy Physics - Theory · Physics 2008-11-26 F. Cannata , M. V. Ioffe , D. N. Nishnianidze

Motivated by the shape invariance condition in supersymmetric quantum mechanics, we develop an algebraic framework for shape invariant Hamiltonians with a general change of parameters. This approach involves nonlinear generalizations of Lie…

High Energy Physics - Theory · Physics 2009-10-31 S. Chaturvedi , R. Dutt , A. Gangopadhyaya , P. Panigrahi , C. Rasinariu , U. Sukhatme

Quantum Hamilton-Jacobi quantization scheme uses the singularity structure of the potential of a quantum mechanical system to generate its eigenspectrum and eigenfunctions, and its efficacy has been demonstrated for several well known…

Quantum Physics · Physics 2023-07-12 Rathi Dasgupta , Asim Gangopadhyaya

A method based on supersymmteric (SUSY) quantum mechanics has been developed by exploiting conditional Shape invariance property for obtaining exact ground state solution of generalized polynomial potential with Coulomb term. Specific cases…

Quantum Physics · Physics 2017-06-02 Sudesna Bera , Rajesh Kumar Yadav , Barnali Chakrabarti , Bhabani Prasad Mandal

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

Using the shape invariance property we obtain exact solutions of the (1+1)dimensional Klein-Gordon equation for certain types of scalar and vector potentials. We also discuss the possibility of obtaining real energy spectrum with…

Quantum Physics · Physics 2009-11-13 T. Jana , P. Roy

Within the framework of supersymmetric quantum mechanics, we study the simplified version of potential algebra of shape invariance condition in k steps, where k is an arbitrary positive integer. The associated potential algebra is found to…

Mathematical Physics · Physics 2015-05-13 Wang-Chang Su

An algebro-operator approach, called shape invariant potential method, of constructing generalized coherent states for photon-added particle system is presented. Illustration is given on Poschl-Teller potential.

Mathematical Physics · Physics 2017-04-21 Komi Sodoga , Isiaka Aremua , Mahouton Norbert Hounkonnou

The integrability condition called shape invariance is shown to have an underlying algebraic structure and the associated Lie algebras are identified. These shape-invariance algebras transform the parameters of the potentials such as…

Quantum Physics · Physics 2009-10-30 A. B. Balantekin

A simple and algorithmic description of matrix shape invariant potentials is presented. The complete lists of generic matrix superpotentials of dimension $2\times2$ and of special superpotentials of dimension $3\times3$ are given…

Mathematical Physics · Physics 2012-01-25 Anatoly G. Nikitin , Yuri Karadzhov

Shape invariance is an important ingredient of many exactly solvable quantum mechanics. Several examples of shape invariant ``discrete quantum mechanical systems" are introduced and discussed in some detail. They arise in the problem of…

High Energy Physics - Theory · Physics 2015-06-26 S. Odake , R. Sasaki

A method is given for generating a bounded invariant of a differential system with a given set of initial conditions around a point $x_0$. This invariant has the form of a tube centered on the Euler approximate solution starting at $x_0$,…

Systems and Control · Electrical Eng. & Systems 2020-12-18 Jawher Jerray , Laurent Fribourg

Known shape-invariant potentials for the constant-mass Schrodinger equation are taken as effective potentials in a position-dependent effective mass (PDEM) one. The corresponding shape-invariance condition turns out to be deformed. Its…

Quantum Physics · Physics 2009-11-10 B. Bagchi , A. Banerjee , C. Quesne , V. M. Tkachuk

An elementary introduction is given to the subject of Supersymmetry in Quantum Mechanics. We demonstrate with explicit examples that given a solvable problem in quantum mechanics with n bound states, one can construct new exactly solvable n…

Mathematical Physics · Physics 2009-11-10 Avinash Khare

In this paper a new approach is derived in the context of shape theory. The implemented methodology is motivated in an open problem proposed in \citet{GM93} about the construction of certain shape density involving Euler hypergeometric…

Statistics Theory · Mathematics 2015-02-04 Francisco J. Caro-Lopera , José A. Díaz-García