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Supersymmetric quantum mechanics is well known to provide, together with the so-called shape invariance condition, an elegant method to solve the eigenvalue problem of some one-dimensional potentials by simple algebraic manipulations. In…

Condensed Matter · Physics 2009-10-28 Bertrand Berche , Ferenc Iglói

Algebraic approach to the integrability condition called shape invariance is briefly reviewed. Various applications of shape-invariance available in the literature are listed. A class of shape-invariant bound-state problems which represent…

Nuclear Theory · Physics 2017-08-23 A. B. Balantekin

An algebraic treatment of shape-invariant potentials in supersymmetric quantum mechanics is discussed. By introducing an operator which reparametrizes wave functions, the shape-invariance condition can be related to a oscillator-like…

High Energy Physics - Theory · Physics 2009-10-22 T. Fukui , N. Aizawa

Different ways to incorporate two-dimensional systems, which are not amenable to separation of variables, into the framework of Supersymmetrical Quantum Mechanics (SUSY QM) are analyzed. In particular, the direct generalization of…

High Energy Physics - Theory · Physics 2008-11-26 M. V. Ioffe

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

We present a collection of matrix valued shape invariant potentials which give rise to new exactly solvable problems of SUSY quantum mechanics. It includes all irreducible matrix superpotentials of the generic form $W=kQ+\frac1k R+P$ where…

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

In this brief review, we comment on the concept of shape invariant potentials, which is an essential feature in many settings of $N=2$ supersymmetric quantum mechanics. To motivate its application within supersymmetric quantum cosmology, we…

General Relativity and Quantum Cosmology · Physics 2022-06-07 S. Jalalzadeh , S. M. M. Rasouli , P. V. Moniz

New solutions for second-order intertwining relations in two-dimensional SUSY QM are found via the repeated use of the first order supersymmetrical transformations with intermediate constant unitary rotation. Potentials obtained by this…

High Energy Physics - Theory · Physics 2009-11-10 M. V. Ioffe , P. A. Valinevich

Self-similar potentials generalize the concept of shape-invariance which was originally introduced to explore exactly-solvable potentials in quantum mechanics. In this article it is shown that previously introduced algebraic approach to the…

Quantum Physics · Physics 2008-11-26 A. B. Balantekin , M. A. Candido Ribeiro , A. N. F. Aleixo

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

The supersymmetry based semiclassical method (SWKB) is known to produce exact spectra for conventional shape invariant potentials. In this paper we prove that this exactness follows from their additive shape invariance.

Quantum Physics · Physics 2020-08-26 Asim Gangopadhyaya , Jeffry V. Mallow , Constantin Rasinariu , Jonathan Bougie

Recently, a new quantum model - two-dimensional generalization of the Scarf II - was completely solved analytically by SUSY method for the integer values of parameter. Now, the same integrable model, but with arbitrary values of parameter,…

High Energy Physics - Theory · Physics 2015-06-04 M. V. Ioffe , E. V. Krupitskaya , D. N. Nishnianidze

The perturbation method in supersymmetric quantum mechanics (SUSYQM) is used to study the spheroidal wave functions' eigenvalue problem. Expanding the super-potential in series of the parameter alpha, the first order term of ground…

Quantum Physics · Physics 2009-12-11 Guihui Tian , Shuquan Zhong

Although eigenspectra of one dimensional shape invariant potentials with unbroken supersymmetry are easily obtained, this procedure is not applicable when the parameters in these potentials correspond to broken supersymmetry, since there is…

High Energy Physics - Theory · Physics 2009-11-07 Asim Gangopadhyaya , Jeffry V. Mallow , Uday P. Sukhatme

All known additive shape invariant superpotentials in nonrelativistic quantum mechanics belong to one of two categories: superpotentials that do not explicitly depend on $\hbar$, and their $\hbar$-dependent extensions. The former group…

Quantum Physics · Physics 2020-03-05 Jeffry V. Mallow , Asim Gangopadhyaya , Jonathan Bougie , Constantin Rasinariu

The association of the variational method with supersymmetric quantum mechanics through an ansatz for the superpotential is reviewed and the approximate energy spectra of non-exactly solvable potentials, such like the Hulthen, the Morse and…

High Energy Physics - Theory · Physics 2007-05-23 Elso Drigo filho , Regina Maria Ricotta

In this talk we briefly review the concept of supersymmetric quantum mechanics using a model introduced by Witten. A quasi-classical path-integral evaluation for this model is performed, leading to a so-called supersymmetric quasi-classical…

High Energy Physics - Theory · Physics 2007-05-23 Georg Junker

We analyze transition potentials $(V(r) \stackrel{r\sim 0}{\rightarrow} {\alpha r^{-2}})$ in non-relativistic quantum mechanics using the techniques of supersymmetry. For the range $-1/4 < \alpha < 3/4$, the eigenvalue problem becomes…

High Energy Physics - Theory · Physics 2016-09-06 Asim Gangopadhyaya , Prasanta K. Panigrahi , Uday P. Sukhatme

A second shape invariance property of the two-dimensional generalized Morse potential is discovered. Though the potential is not amenable to conventional separation of variables, the above property allows to build purely algebraically part…

High Energy Physics - Theory · Physics 2009-11-11 F. Cannata , M. V. Ioffe , D. N. Nishnianidze

Two-dimensional Scarf~II quantum model is considered in the framework of Supersymmetrical Quantum Mechanics (SUSY QM). Previously obtained results for this integrable system are systematized, and some new properties are derived. In…

Quantum Physics · Physics 2016-02-10 M. V. Ioffe , E. V. Kolevatova , D. N. Nishnianidze