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We discuss various bosonization schemes from a path integral perspective. Our analysis shows that the existence of different bosonization schemes, such as abelian bosonization of non-abelian models and non-abelian bosonization of fermions…

High Energy Physics - Theory · Physics 2009-10-30 A N Theron , F G Scholtz , H B Geyer

We present an extension of ``smooth bosonization'' to the non-Abelian case. We construct an enlarged theory containing both bosonic and fermionic fields which exhibits a local chiral gauge symmetry. A gauge fixing function depending on one…

High Energy Physics - Theory · Physics 2009-10-28 P. H. Damgaard , R. Sollacher

We discuss Abelian and non-Abelian three dimensional bosonization within the path-integral framework. We present a systematic approach leading to the construction of the bosonic action which, together with the bosonization recipe for…

High Energy Physics - Theory · Physics 2009-10-30 J. C. Le Guillou , E. Moreno , C. Nuñez , F. A. Schaposnik

We construct transformations that decouple fermionic fields in interaction with a gauge field, in the path integral representation of the generating functional. Those transformations express the original fermionic fields in terms of…

High Energy Physics - Theory · Physics 2009-10-31 C. D. Fosco , J. C. Le Guillou

We discuss bosonization of non-Hermitian PT invariant fermion models in $d=2$ space-time dimensions within the path-integral approach in which the generating functionals associated to the fermion and boson models can be related. We first…

High Energy Physics - Theory · Physics 2023-06-07 C. M. Naón , F. A. Schaposnik

We discuss a generalization of the conventional bosonization procedure to the case of current-current interactions which get their natural representation in terms of current instead of fermion number density operators. A consistent…

Condensed Matter · Physics 2009-10-22 D. V. Khveshchenko

We demonstrate how nonlocal regularization is applied to gauge invariant models with spontaneous symmetry breaking. Motivated by the ability to find a nonlocal BRST invariance that leads to the decoupling of longitudinal gauge bosons from…

High Energy Physics - Theory · Physics 2009-11-07 M. A. Clayton

We consider a recently proposed approach to bosonization in which the original fermionic partition function is expressed as a product of a $G/G$-coset model and a bosonic piece that contains the dynamics. In particular we show how the…

High Energy Physics - Theory · Physics 2015-06-26 M. V. Manias , C. M. Naon , M. L. Trobo

We discuss non-Abelian bosonization of two and three dimensional fermions using a path-integral framework in which the bosonic action follows from the evaluation of the fermion determinant for the Dirac operator in the presence of a vector…

High Energy Physics - Theory · Physics 2009-10-30 J. C. Le Guillou , E. Moreno , C. Nunez , F. A. Schaposnik

Simple bosonic path integral representation for path ordered exponent is derived. This representation is used, at first, to obtain new variant of non-Abelian Stokes theorem. Then new pure bosonic worldline path integral representations for…

High Energy Physics - Theory · Physics 2009-10-30 F. A. Lunev

I investigate bosonization in four dimensions, using the smooth bosonization scheme. I argue that generalized chiral ``phases'' of the fermion field corresponding to chiral phase rotations and ``chiral Poincare transformations'' are the…

High Energy Physics - Theory · Physics 2009-10-31 Jan B. Thomassen

We consider the fermion-boson mapping in three dimensional space-time, in the Abelian case, from the current algebra point of view. We show that in a path-integral framework one can derive a general bosonization recipe leading, in the…

High Energy Physics - Theory · Physics 2009-10-30 J. C. Le Guillou , C. Núñez , F. A. Schaposnik

We present a path-integral bosonization approach for systems out of equilibrium based on a duality transformation of the original Dirac fermion theory combined with the Schwinger-Keldysh time closed contour technique, to handle the…

High Energy Physics - Theory · Physics 2015-06-22 R. E. Gamboa Saraví , C. M. Naón , F. A. Schaposnik

We discuss recent results on bosonization in $d \geq 2$ space-time dimensions by giving a very simple derivation for the bosonic representation of the original free fermionic model both in the abelian and non-abelian cases. We carefully…

High Energy Physics - Theory · Physics 2009-10-28 F. Schaposnik

The Lie-Poisson structure of non-Abelian Thirring models is discussed and the Hamiltonian quantization of these theories is carried out. The consistency of the Hamiltonian quantization with the path integral method is established. It is…

High Energy Physics - Theory · Physics 2008-02-03 O. A. Soloviev

The bosonization of a massless fermionic field coupled to both vector and axial-vector external sources is developed, following a path-integral approach. The resulting bosonized theory contains two antisymmetric tensor fields whose actions…

High Energy Physics - Theory · Physics 2009-10-30 C. D. Fosco , F. A. Schaposnik

We study the functional integrals that appear in a path integral bosonization procedure for more than two spacetime dimensions. Since they are not in general exactly solvable, their evaluation by a suitable loop expansion would be a natural…

High Energy Physics - Theory · Physics 2009-10-30 C. D. Fosco , C. Núñez , F. A. Schaposnik

Non-chiral bosonization technique adapted to study chiral quantum wires with non-interacting fermions coupled through a point-contact with a constant bias between the wires is introduced and is shown to reproduce the exact Green functions…

Strongly Correlated Electrons · Physics 2023-01-04 Nikhil Danny Babu , Girish S. Setlur

In the presence of consistent regulators, the standard procedure of BRST gauge fixing (or moving from one gauge to another) can require non-trivial modifications. These modifications occur at the quantum level, and gauges exist which are…

High Energy Physics - Theory · Physics 2009-10-28 P. H. Damgaard , F. De Jonghe , R. Sollacher

Bosonisation of the massive Thirring model, with a non-minimal and non-abelian gauging is studied in 2+1-dimensions. The static abelian model is solved completely in the large fermion mass limit and the spectrum is obtained. The non-abelian…

High Energy Physics - Theory · Physics 2016-09-06 Subir Ghosh
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