English
Related papers

Related papers: The Dirac Equation in (1+2)-dimensional G\"{u}rses…

200 papers

We examine the effects of gravitational fields produced by topological defects on a Dirac field and a Dirac oscillator in a spinning cosmic string spacetime. We obtain the eigenfunctions and the energy levels of the relativistic field in…

High Energy Physics - Theory · Physics 2019-04-15 Mansoureh Hosseinpour , Hassan Hassanabadi , Marc de Montigny

The Dirac equation plays an essential role in the relativistic quantum systems, which is reduced to a form similar to Schrodinger equation when a certain potential's type is selected as the Cornell potential. By choosing the generalized…

High Energy Physics - Phenomenology · Physics 2023-03-24 M. Abu-Shady , Mohammed K. A. Kaabar

In this study, we introduce a relativistic quantum mechanical wave equation of the spin-1 particle as an excited state of the zitterbewegung and show that it is consistent with the 2+1 dimensional Proca theory. At the same time, we see that…

General Relativity and Quantum Cosmology · Physics 2017-03-13 Mustafa Dernek , Semra Gurtas Dogan , Yusuf Sucu , Nuri Unal

The Dirac Equation is solved approximately for relativistic generalized Woods-Saxon potential including Coulomb-like tensor potential in exact pseudospin and spin symmetry limits. The bound states energy eigenvalues are found by using…

Nuclear Theory · Physics 2021-01-05 J. Akbar , A. Suparmi , C. Cari

We consider the Dirac equation in 1+1 space-time dimension with vector, scalar and pseudo-scalar coupling. In the traditional spin (or pseudo-spin) symmetry, the difference between (or sum of) the scalar and vector potentials is a constant.…

Nuclear Theory · Physics 2011-06-16 A. D. Alhaidari

Motivated by the conduction properties of graphene discovered and studied in the last decades, we consider the quantum dynamics of a massless, charged, spin 1/2 relativistic particle in three dimensional space-time, in the presence of an…

High Energy Physics - Theory · Physics 2019-12-24 Ivan Morales , Bruno Neves , Zui Oporto , Olivier Piguet

The framework of the relativistic quantum mechanics on spatially flat FLRW space-times is considered for deriving the analytical solutions of the Dirac equation in different local charts of these manifolds. Systems of commuting conserved…

General Relativity and Quantum Cosmology · Physics 2020-11-30 Ion I. Cotaescu

We investigated the effects of the global monopole spacetime on the Dirac and Klein-Gordon relativistic quantum oscillators. In order to do this, we solve the Dirac and Klein-Gordon equations analytically and discuss the influence of this…

Quantum Physics · Physics 2020-04-22 E. A. F. Bragança , R. L. L. Vitória , H. Belich , E. R. Bezerra de Mello

In this work the Dirac oscillator in $(2+1)$ dimensions is considered. We solve the problem in polar coordinates and discuss the dependence of the energy spectrum on the spin parameter $s$ and angular momentum quantum number $m$. Contrary…

High Energy Physics - Theory · Physics 2014-11-06 Fabiano M. Andrade , Edilberto O. Silva

Spin-flavor oscillations of Dirac neutrinos in matter and a magnetic field are studied using the method of relativistic quantum mechanics. Using the exact solution of the wave equation for a massive neutrino, taking into account external…

High Energy Physics - Phenomenology · Physics 2012-02-13 Maxim Dvornikov

In this paper, the principles of the general relativity are used to formulate quantum wave equations for spin-0 and spin-1/2 particles. More specifically, the equations are worked in a Schwarzschild-like metric. As a test, the hydrogen atom…

General Physics · Physics 2011-09-13 C. C. Barros

The field equation for a spin 1/2 massive charged particle propagating in spacetimes that are the direct product of 2-dimensional spaces is separated. Moreover, we use this result to attain the separability of the Dirac equation in some…

General Relativity and Quantum Cosmology · Physics 2017-04-19 Joás Venâncio , Carlos Batista

In this work, a spin $\frac 12$ relativistic particle described by a generalized potential containing both the Coulomb potential and a Lorentz scalar potential in Dirac equation is investigated in terms of the generalized ladder operators…

Mathematical Physics · Physics 2015-03-13 E. S. Rodrigues , A. F. de Lima , R. de Lima Rodrigues

By requiring unambiguous symmetric quantization leading to the Dirac equation in a curved space, we obtain a special representation of the spin connections in terms of the Dirac gamma matrices and their space-time derivatives. We also…

High Energy Physics - Theory · Physics 2015-10-22 A. D. Alhaidari , A. Jellal

We study a relativistic charged Dirac particle moving in a rotating magnetic field. By using a time-dependent unitary transformation, the Dirac equation with the time-dependent Hamiltonian can be reduced to a Dirac-like equation with a…

Quantum Physics · Physics 2009-11-07 Qiong-gui Lin

Classical dynamics of spinning zero-size objects in an external gravitational field is derived from the conservation law of the stress-energy and spin tensors. The resulting world line equations differ from those in the existing literature.…

General Relativity and Quantum Cosmology · Physics 2015-12-22 Milovan Vasilic , Marko Vojinovic

We study analytically the two dimensional deformed bosonic oscillator equations for charged particles (both spin 0 and spin 1 particles) subject to the effect of a uniform magnetic field. We consider the presence of a minimal uncertainty in…

Quantum Physics · Physics 2021-07-07 Lakhdar Sek , Mokhtar Falek , Mustafa Moumni

In this paper we have considered the dynamics of an anomalous ($g\neq 2$) charged relativistic spinning particle in the presence of an external electromagnetic field. The constraint analysis is done and the complete set of Dirac brackets…

High Energy Physics - Theory · Physics 2015-05-28 A. Berard , Subir Ghosh , Y. Grandati , H. Mohrbach , Probir Pal

The Dirac equation provides a description of spin 1/2 particles, consistent with both the principles of quantum mechanics and of special relativity. Often its presentation to students is based on mathematical propositions that may hide the…

Quantum Physics · Physics 2009-06-01 S. Savasta , O. Di Stefano , O. M. Marago

I present a review of the Dirac equation in general relativity. Although the generalization of the Dirac equation to a curved spacetime is well known, it is not usually part of the standard toolkit of techniques known to people working on…

General Relativity and Quantum Cosmology · Physics 2025-08-04 Miguel Alcubierre
‹ Prev 1 4 5 6 7 8 10 Next ›