Exact nilpotent nonperturbative BRST symmetry for the Gribov-Zwanziger action in the linear covariant gauge

MAL Capri, D Fiorentini, MS Guimaraes, BW Mintz… - Physical Review D, 2015 - APS
Exact nilpotent nonperturbative BRST symmetry for the Gribov-Zwanziger action in the linear
covariant gauge Page 1 Exact nilpotent nonperturbative BRST symmetry for the …

Local and BRST-invariant Yang-Mills theory within the Gribov horizon

MAL Capri, D Dudal, D Fiorentini, MS Guimaraes… - Physical Review D, 2016 - APS
We present a local setup for the recently introduced BRST-invariant formulation of Yang-
Mills theories for linear covariant gauges that takes into account the existence of gauge …

Heavy quark dynamics via the Gribov-Zwanziger approach

Sumit, A Mukherjee, N Haque, BK Patra - Physical Review D, 2024 - APS
In this work, we investigate the momentum-dependent drag and diffusion coefficient of heavy
quarks (HQs) moving in the quark-gluon plasma background. The leading order scattering …

Refined Gribov-Zwanziger theory coupled to scalar fields in the Landau gauge

GP De Brito, P De Fabritiis, AD Pereira - Physical Review D, 2023 - APS
The refined Gribov-Zwanziger (RGZ) action in the Landau gauge accounts for the existence
of infinitesimal Gribov copies as well as the dynamical formation of condensates in the …

Effect of the Gribov horizon on the Polyakov loop and vice versa

FE Canfora, D Dudal, IF Justo, P Pais, L Rosa… - The European Physical …, 2015 - Springer
We consider finite-temperature SU (2) gauge theory in the continuum formulation, which
necessitates the choice of a gauge fixing. Choosing the Landau gauge, the existing gauge …

More on the nonperturbative Gribov-Zwanziger quantization of linear covariant gauges

MAL Capri, D Fiorentini, MS Guimaraes, BW Mintz… - Physical Review D, 2016 - APS
In this paper, we discuss the gluon propagator in the linear covariant gauges in D= 2, 3, 4
Euclidean dimensions. Nonperturbative effects are taken into account via the so-called …

Infrared gluon propagator in the Refined Gribov-Zwanziger scenario at one-loop order in the Landau gauge

GP de Brito, AD Pereira - Physical Review D, 2024 - APS
The refined Gribov-Zwanziger (RGZ) action in the Landau gauge provides a local and
renormalizable framework to account for the existence of infinitesimal Gribov copies in the …

Nonperturbative aspects of Euclidean Yang-Mills theories in linear covariant gauges: Nielsen identities and a BRST-invariant two-point correlation function

MAL Capri, D Dudal, AD Pereira, D Fiorentini… - Physical Review D, 2017 - APS
In order to construct a gauge-invariant two-point function in a Yang-Mills theory, we propose
the use of the all-order gauge-invariant transverse configurations A h. Such configurations …

Renormalizability of the refined Gribov-Zwanziger action in linear covariant gauges

MAL Capri, D Fiorentini, AD Pereira, SP Sorella - Physical Review D, 2017 - APS
The refined Gribov-Zwanziger framework takes into account the existence of equivalent
gauge field configurations in the gauge-fixing quantization procedure of Euclidean Yang …

Toward background field independence within the Gribov horizon

IF Justo, AD Pereira, RF Sobreiro - Physical Review D, 2022 - APS
We introduce a background gauge akin to the Landau-DeWitt gauge but deformed by the
presence of a gauge parameter for the quantization of Euclidean Yang-Mills theories. In the …