English
Related papers

Related papers: Exact solution of generalized Dirac oscillator in …

200 papers

We use a generalized scheme of supersymmetric quantum mechanics to obtain the energy spectrum and wave function for Dirac equation in (1+1)-dimensional spacetime coupled to a static scalar field.

Quantum Physics · Physics 2010-05-12 F. Darabi , S. K. Moayedi , A. R. Ahmadi

The generalized Dirac oscillator as one of the exact solvable model in quantum mechanics was introduced in 2+1-dimensional world in this paper. What is more, the general expressions of the exact solutions for these models with the inverse…

Quantum Physics · Physics 2019-01-04 ZiLong Zhao , ZhengWen Long , MengYao Zhang

We introduce a Dirac equation which reproduces the usual radial sextic oscillator potential in the non-relativistic limit. We determine its energy spectrum in the presence of the magnetic field. It is shown that the equation is solved in…

Quantum Physics · Physics 2007-05-23 Ramazan Koc , Mehmet Koca

In some quantum chemical applications, the potential models are linear combination of single exactly solvable potentials. This is the case equivalent of the Stark effect for a charged harmonic oscillator (HO) in a uniform electric field of…

Quantum Physics · Physics 2012-03-13 Sameer M. Ikhdair

We study the $(1+1)$ dimensional generalized Dirac oscillator with a position-dependent mass. In particular, bound states with zero energy as well as non zero energy have been obtained for suitable choices of the mass function/oscillator…

Quantum Physics · Physics 2019-01-30 C. -L. Ho , P. Roy

We exactly solve the (2+1)-dimensional Dirac equation in a constant magnetic field in the presence of a minimal length. Using a proper ansatz for the wave function, we transform the Dirac Hamiltonian into two 2-dimensional non-relativistic…

High Energy Physics - Theory · Physics 2015-02-12 P. Pedram , M. Amirfakhrian , H. Shababi

We obtain classes of two dimensional static Lorentzian manifolds, which through the supersymmetric formalism of quantum mechanics admit the exact solvability of Dirac equation on these curved backgrounds. Specially in the case of a modified…

General Relativity and Quantum Cosmology · Physics 2014-11-17 S. K. Moayedi , F. Darabi

We demonstrate that neutral Dirac particles in external electric fields, which are equivalent to generalized Dirac oscillators, are physical examples of quasi-exactly solvable systems. Electric field configurations permitting quasi-exact…

High Energy Physics - Theory · Physics 2015-06-26 Choon-Lin Ho , Pinaki Roy

We discuss the Dirac oscillator in $(1+1)$ and $(2+1)$ dimensions and generalize it in the spirit of the isotonic oscillator using supersymmetric quantum mechanics. In $(1+1)$ dimensions, the Dirac oscillator returns to the quantum harmonic…

Quantum Physics · Physics 2025-04-03 Aritra Ghosh , Bhabani Prasad Mandal

Integration of the Dirac equation with an external electromagnetic field is explored in the framework of the method of separation of variables and of the method of noncommutative integration. We have found a new type of solutions that are…

Mathematical Physics · Physics 2017-01-06 A. I. Breev , A. V. Shapovalov

In the present article we have found the complete energy spectrum and the corresponding eigenfunctions of the Dirac oscillator in two spatial dimensions. We show that the energy spectrum depends on the spin of the Dirac particle.

High Energy Physics - Theory · Physics 2009-10-22 Victor M. Villalba

In the present article we present exact solutions of the Dirac equation for electric neutral particles with anomalous electric and magnetic moments. Using the algebraic method of separation of variables, the Dirac equation is separated in…

High Energy Physics - Theory · Physics 2009-10-22 German V. Shishkin , Victor M. Villalba

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

The general solution of the Dirac equation for quasi-two-dimensional electrons confined in an asymmetric quantum well, is found. The energy spectrum of such a system is exactly calculated using special unitary transformation and shown to…

Mesoscale and Nanoscale Physics · Physics 2016-05-04 A. A. Eremko , L. S. Brizhik , V. M. Loktev

In this paper, we investigate the bound-state solutions of the noncommutative Dirac oscillator with a permanent electric dipole moment in the presence of an electromagnetic field in (2+1)-dimensions. We consider a radial magnetic field…

High Energy Physics - Theory · Physics 2022-11-18 R. R. S. Oliveira , G. Alencar , R. R. Landim

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

The main goal of this work is to study the Dirac oscillator as a quantum field using the canonical formalism of quantum field theory and to develop the canonical quantization procedure for this system in $(1+1)$ and $(3+1)$ dimensions. This…

Quantum Physics · Physics 2014-10-01 C. J. Quimbay , Y. F. Pérez , R. A. Hernandez

We consider a Dirac electron in the presence of an exponentially decaying magnetic field. We obtain exact energy eigenvalues with a zero-energy state and the corresponding eigenfunctions. We also calculate the probability density and…

Mesoscale and Nanoscale Physics · Physics 2009-12-01 Tarun Kanti Ghosh

A new scheme of field quantization is proposed. Instead of associating with different frequencies different oscillators we begin with a single oscillator that can exist in a superposition of different frequencies. The idea is applied to the…

Quantum Physics · Physics 2007-05-23 Marek Czachor

We study the Dirac equation in 3+1 dimensions with non-minimal coupling to isotropic radial three-vector potential and in the presence of static electromagnetic potential. The space component of the electromagnetic potential has angular…

High Energy Physics - Theory · Physics 2010-11-19 A. D. Alhaidari
‹ Prev 1 2 3 10 Next ›