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Recently, we have demonstrated that some subsolutions of the free Duffin-Kemmer-Petiau and the Dirac equations obey the same Dirac equation with some built-in projection operators. In the present paper we study the Dirac equation in the…

Mathematical Physics · Physics 2013-02-05 Andrzej Okninski

We present a simple derivation of the 'Dirac' equation for the supermembrane fermionic field in a D=11 supergravity background with fluxes by using a complete but gauge-fixed description of the supergravity-supermembrane interacting system…

High Energy Physics - Theory · Physics 2009-11-11 Igor Bandos , Jose A. de Azcarraga

The effective equation of motion is derived for a scalar field interacting with other fields in a Friedman-Robertson-Walker background space-time. The dissipative behavior reflected in this effective evolution equation is studied both in…

High Energy Physics - Phenomenology · Physics 2008-11-26 Arjun Berera , Rudnei O. Ramos

In this letter, we present a formal solution to the non-linear field equations of ten-dimensional super Yang--Mills theory. It is assembled from products of linearized superfields which have been introduced as multiparticle superfields in…

High Energy Physics - Theory · Physics 2015-09-22 Carlos R. Mafra , Oliver Schlotterer

The problem about geometric correspondence of Dirac particle and contain quality item of Yang-Mills equation has always not been solved.This paper introduced the hyperbolic imaginary unit in Minkowski space, established a classes of Dirac…

General Physics · Physics 2011-03-23 Xuegang Yu

The energy density and angular distribution of power radiated by a quark undergoing circular motion in strongly coupled ${\cal N}=4$ supersymmetric Yang-Mills (SYM) theory is computed using gauge/gravity duality. The results are…

High Energy Physics - Theory · Physics 2011-02-01 Christiana Athanasiou , Paul M. Chesler , Hong Liu , Dominik Nickel , Krishna Rajagopal

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

We construct a metric structure on a configuration space of gauge connections and show that it naturally produces a candidate for a non-perturbative, 3+1 dimensional Yang-Mills-Dirac quantum field theory on a curved background. The metric…

High Energy Physics - Theory · Physics 2021-12-22 Johannes Aastrup , Jesper M. Grimstrup

A non-minimal coupling for spin $3/2$ fields is obtained. We use the fact that the Rarita-Schwinger field equations are the square root of the full linearized Einstein field equations in order to investigate the form of the interaction for…

High Energy Physics - Theory · Physics 2008-02-03 J. A. Nieto , O. Obregón , V. M. Villanueva

Exact solutions of Dirac equation in two spatial dimensions in the Coulomb field are obtained. Equation which determines the so-called critical charge of the Coulomb field is derived and solved for a simple model.

High Energy Physics - Theory · Physics 2009-10-31 V. R. Khalilov , Choon-Lin Ho

We present an action for noncommutative supersymmetric Yang-Mills theory in ten-dimensions, and confirm its invariance under supersymmetry. We next add higher-order derivative terms to such a noncommutative supersymmetric action. These…

High Energy Physics - Theory · Physics 2009-11-07 Hitoshi Nishino , Subhash Rajpoot

We present a derivation of the general form of the scalar potential in Yang-Mills theory of a non-commutative space which is a product of a four-dimensional manifold times a discrete set of points. We show that a non-trivial potential…

High Energy Physics - Theory · Physics 2009-10-28 A. H. Chamseddine

One hundred years after its creator's birth, the Dirac equation stands as the cornerstone of XXth Century physics. But it is much more, as it carries the seeds of supersymmetry. Dirac also invented the light-cone, or "front form" dynamics,…

High Energy Physics - Theory · Physics 2009-11-10 P. Ramond

The Dirac oscillator coupled to an external two-component field can retain its solvability, if couplings are appropriately chosen. This provides a new class of integrable systems. A simplified way of solution is given, by recasting the…

Quantum Physics · Physics 2015-03-13 Emerson Sadurni , Juan Mauricio Torres , Thomas H. Seligman

Quark model with potentials derived from QCD, including the quark-diquark model for excited hadrons gives mass formulae in very good agreement with experiment and goes a long way in explaining the approximate symmetries and supersymmetries…

High Energy Physics - Phenomenology · Physics 2007-05-23 Sultan Catto

For a spin-1/2 particle moving in a background magnetic field in noncommutative phase space, Dirac equation is solved when the particle is allowed to move off the plane that the magnetic field is perpendicular to. It is shown that the…

Quantum Physics · Physics 2015-06-15 Mai-Lin Liang , Ya-Bin Zhang , Rui-Lin Yang , Fu-Lin Zhang

Starting with a Nambu-Goto action, a Dirac-like equation can be constructed by taking the square-root of the momentum constraint. The eigenvalues of the resulting Hamiltonian are real and correspond to masses of the excited string. In…

High Energy Physics - Theory · Physics 2018-02-16 Maciej Trzetrzelewski

We extend the adiabatic regularization method for an expanding universe to include the Yukawa interaction between a quantized Dirac field and a homogeneous time-dependent scalar field. We present the renormalized semiclassical equations…

General Relativity and Quantum Cosmology · Physics 2019-04-02 Antonio Ferreiro , Adrian del Rio , Jose Navarro-Salas , Silvia Pla , Francisco Torrenti

Earlier we have shown that interacting electron-positron and electromagnetic fields can be considered as a certain microscopic distortion of pseudo-Euclidean properties of the Minkovsky 4-space-time. The known Dirac and Maxwell equations…

High Energy Physics - Theory · Physics 2007-05-23 O. A. Olkhov

The massless superfield content of four-dimensional compactifications of closed superstrings with extended (N=2, 3, or 4) supersymmetry is derived by multiplying two (N=0, 1, or 2) Yang-Mills multiplets. In some cases these superfields are…

High Energy Physics - Theory · Physics 2009-10-28 W. Siegel