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Related papers: Harmonic and Dirac oscillators in a (2+1)-dimensio…

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We study two-parameter oscillator variations of the classical theorem on harmonic polynomials, associated with noncanonical oscillator representations of sl(n) and o(n). We find the condition when the homogeneous solution spaces of the…

Representation Theory · Mathematics 2010-12-15 Cuiling Luo , Xiaoping Xu

We study the quantum mechanical harmonic oscillator in two and three dimensions, with particular attention to the solutions as represents of their respective symmetry groups: O(2), O(3), and O(2,1). Solving the Schrodinger equation by…

Mathematical Physics · Physics 2009-03-27 Martin Land

The noncommutative harmonic oscillator in arbitrary dimension is examined. It is shown that the $\star$-genvalue problem can be decomposed into separate harmonic oscillator equations for each dimension. The noncommutative plane is…

High Energy Physics - Theory · Physics 2009-11-07 Agapitos Hatzinikitas , Ioannis Smyrnakis

This paper introduces a systematic algorithm for deriving a new unitary representation of the Lorentz algebra ($so(1,3)$) and an irreducible unitary representation of the extended (anti) de-Sitter algebra ($so(2,4)$) on…

High Energy Physics - Theory · Physics 2023-12-27 Partha Nandi , Frederik G. Scholtz

In order to extend the spectral action principle to non-compact spaces, we propose a framework for spectral triples where the algebra may be non-unital but the resolvent of the Dirac operator remains compact. We show that an example is…

High Energy Physics - Theory · Physics 2009-07-10 Raimar Wulkenhaar

A 3-dimensional non-commutative oscillator with no mass term but with a certain momentum-dependent potential admits a conserved Runge-Lenz vector, derived from the dual description in momentum space. The latter corresponds to a Dirac…

High Energy Physics - Theory · Physics 2014-11-21 P. M. Zhang , P. A. Horvathy , J. -P. Ngome

In the context of some deformed canonical commutation relations leading to isotropic nonzero minimal uncertainties in the position coordinates, a Dirac equation is exactly solved for the first time, namely that corresponding to the Dirac…

Mathematical Physics · Physics 2009-11-10 C. Quesne , V. M. Tkachuk

We consider the deformation of the Poincar\'e group in 2+1 dimensions into the quantum double of the Lorentz group and construct Lorentz-covariant momentum-space formulations of the irreducible representations describing massive particles…

High Energy Physics - Theory · Physics 2014-05-21 Bernd J. Schroers , Matthias Wilhelm

A correspondence is established between measure-preserving, ergodic dynamics of a classical harmonic oscillator and a quantum mechanical gauge theory on two-dimensional Minkowski space. This correspondence is realized through an isometric…

Dynamical Systems · Mathematics 2024-06-19 Dimitrios Giannakis

We show that 2D noncommutative harmonic oscillator has an isotropic representation in terms of commutative coordinates. The noncommutativity in the new mode, induces energy level splitting, and is equivalent to an external magnetic field…

High Energy Physics - Theory · Physics 2009-11-07 A. Smailagic , E. Spallucci

The most general Dirac Hamiltonians in $(1+1)$ dimensions are revisited under the requirement to exhibit a supersymmetric structure. It is found that supersymmetry allows either for a scalar or a pseudo-scalar potential. Their spectral…

Mathematical Physics · Physics 2020-06-05 Georg Junker

This paper is devoted to find the exact solution of the harmonic oscillator in a position-dependent 4-dimensional noncommutative phase space. The noncommutative phase space that we consider is described by the commutation relations between…

Mathematical Physics · Physics 2014-07-15 Dine Ousmane Samary

We examine some noncommutative spherically symmetric spaces in three space dimensions. A generalization of Snyder's noncommutative (Euclidean) space allows the inclusion of the generator of dilations into the defining algebra of the…

High Energy Physics - Theory · Physics 2011-01-28 Sean Murray , Jan Govaerts

The representations of the algebra of coordinates and momenta of noncommutative phase space are given. We study, as an example, the harmonic oscillator in noncommutative space of any dimension. Finally the map of Sch$\ddot{o}$dinger…

High Energy Physics - Theory · Physics 2009-11-10 Kang Li , Jianhua Wang , Chiyi Chen

We derive the relativistic energy spectrum for the modified Dirac equation by adding a harmonic oscillator potential where the coordinates and momenta are assumed to obey the commutation relation…

Quantum Physics · Physics 2015-10-21 B. J. Falaye , Shi-Hai Dong , K. J. Oyewumi , K. F. Ilaiwi , S. M. Ikhdair

It is possible to construct representations of the Lorentz group using four-dimensional harmonic oscillators. This allows us to construct three-dimensional wave functions with the usual rotational symmetry for space-like coordinates and…

Mathematical Physics · Physics 2007-05-23 Y. S. Kim

We study the known coherent states of a quantum harmonic oscillator from the standpoint of the original developed noncommutative integration method for linear partial differential equations. The application of the method is based on the…

Quantum Physics · Physics 2022-11-22 A. I. Breev , A. V. Shapovalov

We apply the Dirac factorization method to the nonrelativistic harmonic oscillator and, more in general, to Hamiltonians with a generic potential. It is shown that this procedure naturally leads to a supersymmetric formulation of the…

Mathematical Physics · Physics 2012-03-16 D. Babusci , G. Dattoli

Three dimensional Dirac oscillator was considered in deformed space obeyed to deformed commutation relations known as Snyder-de Sitter algebra. Snyder-de Sitter commutation relations gives rise to appearance minimal uncertainty in position…

Quantum Physics · Physics 2013-10-03 M. M. Stetsko

In this paper we study the $(2+1)$-dimensional Dirac-Dunkl oscillator coupled to an external magnetic field. Our Hamiltonian is obtained from the standard Dirac oscillator coupled to an external magnetic field by changing the partial…

Mathematical Physics · Physics 2019-11-12 R. D. Mota , D. Ojeda-Guillén , M. Salazar-Ramírez , V. D. Granados