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Related papers: Comment on `Effective polar potential in the centr…

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The angular part of the Schrodinger equation for a central potential is brought to the one-dimensional 'Schrodinger form' where one has a kinetic energy plus potential energy terms. The resulting polar potential is seen to be a family of…

Quantum Physics · Physics 2010-01-22 M. S. Shikakhwa , M. Mustafa

In a previous paper$^1$, submitted to Journal of Physics A -- we presented an infinite class of potentials for which the radial Schr\"odinger equation at zero energy can be solved explicitely. For part of them, the angular momentum must be…

Mathematical Physics · Physics 2009-11-11 Khosrow Chadan , Reido Kobayashi

The recently introduced scheme [20,21] is extended to propose an algebraic non-perturbative approach for the analytical treatment of Schr\"odinger equations with non-solvable potentials involving an exactly solvable potential form together…

Mathematical Physics · Physics 2016-07-12 B Gonul , Y Cancelik

Recently it was pointed out that the solutions found in literature for the space fractional Schr\"odinger equation in a piecewise manner are wrong, except the case with the delta potential. We reanalyze this problem and show that an exact…

Mathematical Physics · Physics 2012-04-27 Selcuk S. Bayin

In this paper, we introduce some new ideas to study Schrodinger equations in RN with power-type nonlinearities.

Analysis of PDEs · Mathematics 2021-12-10 Juncheng Wei , Yuanze Wu

In this paper we consider the space-fractional Schr\"odinger equation with a singular potential for a wide class of fractional hypoelliptic operators. Such analysis can be conveniently realised in the setting of graded Lie groups. The paper…

Analysis of PDEs · Mathematics 2022-03-14 M. Chatzakou , M. Ruzhansky , N. Tokmagambetov

In this paper, we establish the existence of ground state solutions for a fractional Schr\"odinger equation in the presence of a harmonic trapping potential. We also address the orbital stability of standing waves. Additionally, we provide…

Analysis of PDEs · Mathematics 2025-03-07 Zhiyan Ding , Hichem Hajaiej

We propose a new method to obtain approximate solutions for the Schr\"{o}dinger equation with an arbitrary potential that possesses bound states. This method, relying on the auxiliary field technique, allows in many cases to find analytical…

Quantum Physics · Physics 2008-06-13 B. Silvestre-Brac , C. Semay , F. Buisseret

In this paper, we study forward problem and inverse problem for the fractional magnetic Schrodinger equation with nonlinear electric potential. We first investigate the maximum principle for the linearized equation and apply it to show that…

Analysis of PDEs · Mathematics 2021-03-16 Ru-Yu Lai , Ting Zhou

In this paper, we consider the Cauchy problem for the nonlinear Schr\"odinger equations with repulsive inverse-power potentials \[ i \partial_t u + \Delta u - c |x|^{-\sigma} u = \pm |u|^\alpha u, \quad c>0. \] We study the local and global…

Analysis of PDEs · Mathematics 2018-12-21 Van Duong Dinh

A nonlinear Schr\"odinger equation with external potential $-(t+b)^{-1}$ is considered and its explicit solutions are constructed.

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Alexander Sakhnovich

Asymptotics of solutions to Schroedinger equations with singular dipole-type potentials is investigated. We evaluate the exact behavior near the singularity of solutions to elliptic equations with potentials which are purely angular…

Analysis of PDEs · Mathematics 2007-07-18 Veronica Felli , Elsa M. Marchini , Susanna Terracini

The Schr\"{o}dinger equation with the central potential is first studied in the arbitrary dimensional spaces and obtained an analogy of the two-dimensional Schr\"{o}dinger equation for the radial wave function through a simple…

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

Analytical solutions of the Schrodinger equation are obtained for some diatomic molecular potentials with any angular momentum. The energy eigenvalues and wave functions are calculated exactly. The asymptotic form of the equation is also…

Mathematical Physics · Physics 2012-09-19 Huseyin Akcay , Ramazan Sever

A modified perturbation theory in the strength of the nonlinear term is used to solve the Nonlinear Schroedinger Equation with a random potential. It is demonstrated that in some cases it is more efficient than other methods. Moreover we…

Mesoscale and Nanoscale Physics · Physics 2013-08-30 Yevgeny Krivolapov , Shmuel Fishman , Avy Soffer

Recently developed simple approach for the exact/approximate solution of Schrodinger equations with constant/position-dependent mass, in which the potential is considered as in the perturbation theory, is shown to be equivalent to the one…

Quantum Physics · Physics 2007-05-23 B. Gonul , K. Koksal

Solutions of semi-classical Schrodinger equation with isotropic harmonic potential focus periodically in time. We study the perturbation of this equation by a nonlinear term. If the scaling of this perturbation is critical, each focus…

Analysis of PDEs · Mathematics 2016-08-14 Rémi Carles

The purpose of this Comment is to show that the solutions to the zero energy Schr\"odinger equations for monomial central potentials discussed in a recently published Letter, may also be obtained from the corresponding free particle…

General Relativity and Quantum Cosmology · Physics 2016-08-15 Sergio A. Hojman , Darío Núñez

We review some recent results on nonlinear Schrodinger equations with potential, with emphasis on the case where the potential is a second order polynomial, for which the interaction between the linear dynamics caused by the potential, and…

Analysis of PDEs · Mathematics 2007-05-23 Remi Carles

In the recent paper, Ref. 1, the l-waves Schr\"odinger equation for the Cornell's potential is solved in quantum mechanics with a generalized uncertainty principle by following Ref. 2. It is showed here that the approach of Ref. 2 can only…

Quantum Physics · Physics 2017-11-15 Djamil Bouaziz
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