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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

There are constructed exact solutions of the quantum-mechanical Dirac equation for a spin S=1/2 particle in the space of constant positive curvature, spherical Riemann space, in presence of an external magnetic field, analogue of the…

Mathematical Physics · Physics 2010-05-21 E. M. Ovsiyuk , V. V. Kisel , V. M. Red'kov

The aim of this work is to find exact solutions of the one-dimensional Dirac equation that do not belong to the already known conventional class. We write the spinor wavefunction as a bounded infinite sum in a complete basis set, which is…

Mathematical Physics · Physics 2016-03-23 A. D. Alhaidari , H. Bahlouli , I. A. Assi

In the present article we analyze the problem of a relativistic Dirac electron in the presence of a combination of a Coulomb field, a $1/r$ scalar potential as well as a Dirac magnetic monopole and an Aharonov-Bohm potential. Using the…

High Energy Physics - Theory · Physics 2016-08-15 Víctor M. Villalba

The one-dimensional Dirac equation is solved for the PT-symmetric generalized Hulthen potential. The Nikiforov-Uvarov method which is based on solving the second-order linear differential equations by reduction to a generalized equation of…

Quantum Physics · Physics 2009-11-11 Harun Egrifes , Ramazan Sever

It is shown that in the case of the spherically symmetric static backgrounds there is a gauge in which the Dirac equation is manifestly covariant under rotations. This allows us to separate the spherical variables like in the flat…

General Relativity and Quantum Cosmology · Physics 2007-05-23 Ion I. Cotaescu

Consider a formally self-adjoint first order linear differential operator acting on pairs (2-columns) of complex-valued scalar fields over a 4-manifold without boundary. We examine the geometric content of such an operator and show that it…

Analysis of PDEs · Mathematics 2015-05-05 Yan-Long Fang , Dmitri Vassiliev

In this work, we have obtained the solutions of the (1 + 1) dimensional Dirac equation on a gravitational background within the generalized uncertainty principle. We have shown that how minimal length parameters effect the Dirac particle in…

High Energy Physics - Theory · Physics 2019-04-18 Ozlem Yesiltas

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

Differential geomtrical methods for deriving the Dirac equation in Curved Spacetime are presented. Einstein's field equation is applied in a novel manner; in the most current standard reference, Birrell and Davies, 1994 [1], the suggestions…

Mathematical Physics · Physics 2007-05-23 Joseph Saaty

We show that the $(2+1)$-dimensional Dirac-Moshinsky oscillator coupled to an external magnetic field can be treated algebraically with the $SU(1,1)$ group theory and its group basis. We use the $su(1,1)$ irreducible representation theory…

High Energy Physics - Theory · Physics 2015-06-23 D. Ojeda-Guillén , R. D. Mota , V. D. Granados

The exact solutions of the (2+1) dimensional Dirac equation on the torus and the new extension and generalization of the trigonometric Poschl-Teller potential families in terms of the torus parameters are obtained. Supersymmetric quantum…

Mathematical Physics · Physics 2017-07-20 Özlem Yeşiltaş

We derive a hydrodynamical description of the eigenvalues of the chiral Dirac spectrum in the vacuum and in the large $N$ (volume) limit. The linearized hydrodynamics supports sound waves. The stochastic relaxation of the eigenvalues is…

High Energy Physics - Phenomenology · Physics 2015-12-23 Yizhuang Liu , Piotr Warchol , Ismail Zahed

We write the Dirac equation in curved 4-dimensional Lorentzian spacetime using concepts from the analysis of partial differential equations as opposed to geometric concepts.

Differential Geometry · Mathematics 2017-12-13 Dmitri Vassiliev

A matricial Darboux operator intertwining two one-dimensional stationary Dirac Hamiltonians is constructed. This operator is such that the potential of the second Dirac Hamiltonian as well as the corresponding eigenfunctions are determined…

Quantum Physics · Physics 2007-05-23 N. Debergh , A. A. Pecheritsin , B. F. Samsonov , B. Van den Bossche

We obtain exact solutions of Dirac equation at zero kinetic energy for radial power-law relativistic potentials. It turns out that these are the relativistic extension of a subclass of exact solutions of Schrodinger equation with two-term…

Mathematical Physics · Physics 2009-11-07 A. D. Alhaidari

A new method to solve the Dirac equation on a 3D lattice is proposed, in which the variational collapse problem is avoided by the inverse Hamiltonian method and the fermion doubling problem is avoided by performing spatial derivatives in…

Nuclear Theory · Physics 2017-02-14 Z. X. Ren , S. Q. Zhang , J. Meng

The Dirac equation has been studied in which the Dirac matrices $\hat{\boldmath$\alpha$}, \hat\beta$ have space factors, respectively $f$ and $f_1$, dependent on the particle's space coordinates. The $f$ function deforms Heisenberg algebra…

Quantum Physics · Physics 2009-11-11 I. O. Vakarchuk

The Dirac equation is exactly solved for a pseudoscalar linear plus Coulomb-like potential in a two-dimensional world. This sort of potential gives rise to an effective quadratic plus inversely quadratic potential in a Sturm-Liouville…

High Energy Physics - Theory · Physics 2009-11-10 Antonio S. de Castro

A self consistent solution to Dirac equation in a Kerr Newman space-time with $M^2 > a^2 + Q^2$ is presented for the case when the Dirac particle is the source of the curvature and the electromagnetic field. The solution is localised,…

General Relativity and Quantum Cosmology · Physics 2007-05-23 D. Ranganathan
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