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In this paper we study the quantization of the nonlinear oscillator introduced by Mathews and Lakshmanan. This system with position-dependent mass allows a natural quantization procedure and is shown to display shape invariance. Its energy…

High Energy Physics - Theory · Physics 2015-06-26 J. F. Cariñena , M. F. Rañada , M. Santander

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

We study a quantum model with non-isotropic two-dimensional oscillator potential but with additional quadratic interaction $x_1x_2$ with imaginary coupling constant. It is shown, that for a specific connection between coupling constant and…

High Energy Physics - Theory · Physics 2014-11-20 F. Cannata , M. V. Ioffe , D. N. Nishnianidze

We continue our previous application of supersymmetric quantum mechanical methods to eigenvalue problems in the context of some deformed canonical commutation relations leading to nonzero minimal uncertainties in position and/or momentum.…

Mathematical Physics · Physics 2011-07-19 C. Quesne , V. M. Tkachuk

In order to evaluate the Feynman path integral in noncommutative quantum mechanics, we consider properties of a Lagrangian related to a quadratic Hamiltonian with noncommutative spatial coordinates. A quantum-mechanical system with…

High Energy Physics - Theory · Physics 2007-05-23 Branko Dragovich , Zoran Rakic

Noncommutative phase space of an arbitrary dimension is considered. The both of operators coordinates and momenta in noncommutative phase space may be noncommutative. In this paper, we introduce momentum-momentum noncommutativity in…

High Energy Physics - Theory · Physics 2014-03-20 H. Kakuhata , M. Nakamura

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

The one-dimensional quantum harmonic oscillator problem is examined via the Laplace transform method. The stationary states are determined by requiring definite parity and good behaviour of the eigenfunction at the origin and at infinity.

Quantum Physics · Physics 2015-06-12 Douglas R. M. Pimentel , Antonio S. de Castro

We compute numerically eigenvalues and eigenfunctions of the quantum Hamiltonian that describes the quantum mechanics of a point particle moving freely in a particular three-dimensional hyperbolic space of finite volume and investigate the…

Mathematical Physics · Physics 2016-09-07 H. Then

The eigenvalue problem of the spherically symmetric oscillator Hamiltonian is revisited in the context of canonical raising and lowering operators. The Hamiltonian is then factorized in terms of two not mutually adjoint factorizing…

Quantum Physics · Physics 2009-02-26 Ivan Cabrera-Munguia , Oscar Rosas-Ortiz

We solve explicitly the two-dimensional harmonic oscillator and the harmonic oscillator in a background magnetic field in noncommutative phase-space without making use of any type of representation. A key observation that we make is that…

High Energy Physics - Theory · Physics 2009-08-03 Joseph Ben Geloun , Sunandan Gangopadhyay , Frederik G Scholtz

We consider the quantum dynamics of a test particle in noncommutative space under the influence of linearized gravitational waves in the long wave-length and low-velocity limit. A prescription for quantizing the classical Hamiltonian for…

High Energy Physics - Theory · Physics 2009-11-18 Anirban Saha , Sunandan Gangopadhyay

The harmonic oscillator Hamiltonian, when augmented by a non-Hermitian $\cal{PT}$-symmetric part, can be transformed into a Hermitian Hamiltonian. This is achieved by introducing a metric which, in general, renders other observables such as…

Quantum Physics · Physics 2007-05-23 D. P. Musumbu , H. B. Geyer , W. D. Heiss

A generalized harmonic oscillator on noncommutative spaces is considered. Dynamical symmetries and physical equivalence of noncommutative systems with the same energy spectrum are investigated and discussed. General solutions of…

High Energy Physics - Theory · Physics 2007-05-23 I. Dadic , L. Jonke , S. Meljanac

The quantum mechanical version of the four kinds of classical canonical transformations is investigated by using non-hermitian operator techniques. To help understand the usefulness of this appoach the eigenvalue problem of a harmonic…

High Energy Physics - Theory · Physics 2009-10-28 Haewon Lee , W. S. l'Yi

We study two-dimensional Hamiltonians in phase space with noncommutativity both in coordinates and momenta. We consider the generator of rotations on the noncommutative plane and the Lie algebra generated by Hermitian rotationally invariant…

Mathematical Physics · Physics 2016-02-17 H. Falomir , P. A. G. Pisani , F. Vega , D. Cárcamo , F. Méndez , M. Loewe

We study a class of quantum two-dimensional models with complex potentials of specific form. They can be considered as the generalization of a recently studied model with quadratic interaction not amenable to conventional separation of…

Mathematical Physics · Physics 2015-06-05 F. Cannata , M. V. Ioffe , D. N. Nishnianidze

We derive the partition function of the one-body and two-body systems of classical noncommutative harmonic oscillator in two dimensions. Then, we employ the path integral approach to the quantum noncommutative harmonic oscillator and derive…

High Energy Physics - Theory · Physics 2015-07-08 I. Jabbari , A. Jahan , Z. Riazi

We present a tensor formulation for free compact electrodynamics in three Euclidean dimensions and use this formulation to construct a quantum Hamiltonian in the continuous-time limit. Gauge-invariance is maintained at every step and the…

High Energy Physics - Lattice · Physics 2019-04-17 Judah F. Unmuth-Yockey

We consider a quantum space with rotationally invariant noncommutative algebra of coordinates and momenta. The algebra contains tensors of noncommutativity constructed involving additional coordinates and momenta. In the rotationally…

Quantum Physics · Physics 2019-03-05 Kh. P. Gnatenko