The QCD running coupling
We review the present theoretical and empirical knowledge for α s, the fundamental
coupling underlying the interactions of quarks and gluons in Quantum Chromodynamics …
coupling underlying the interactions of quarks and gluons in Quantum Chromodynamics …
Explanation and prediction of observables using continuum strong QCD
IC Cloet, CD Roberts - Progress in Particle and Nuclear Physics, 2014 - Elsevier
The last five years have brought considerable progress in the study of the bound-state
problem in continuum quantum field theory. We highlight a subset of that progress; viz., that …
problem in continuum quantum field theory. We highlight a subset of that progress; viz., that …
Collective perspective on advances in Dyson—Schwinger equation QCD
A Bashir, L Chang, IC Cloet, B El-Bennich… - Communications in …, 2012 - iopscience.iop.org
We survey contemporary studies of hadrons and strongly interacting quarks using QCD's
Dyson—Schwinger equations, addressing the following aspects: confinement and …
Dyson—Schwinger equations, addressing the following aspects: confinement and …
Studies of nucleon resonance structure in exclusive meson electroproduction
IG Aznauryan, A Bashir, VM Braun… - … Journal of Modern …, 2013 - World Scientific
Studies of the structure of excited baryons are key factors to the N* program at Jefferson Lab
(JLab). Within the first year of data taking with the Hall B CLAS12 detector following the 12 …
(JLab). Within the first year of data taking with the Hall B CLAS12 detector following the 12 …
Emergence of mass in the gauge sector of QCD
J Papavassiliou - Chinese Physics C, 2022 - iopscience.iop.org
It is currently widely accepted that gluons, while massless at the level of the fundamental
QCD Lagrangian, acquire an effective mass through the non-Abelian implementation of the …
QCD Lagrangian, acquire an effective mass through the non-Abelian implementation of the …
Quark flavor effects on gluon and ghost propagators
We compute the full nonperturbative ghost and gluon two-point Green functions by using
gauge field configurations with N f= 2 and N f= 2+ 1+ 1 twisted-mass quark flavors. We use …
gauge field configurations with N f= 2 and N f= 2+ 1+ 1 twisted-mass quark flavors. We use …
Process-independent strong running coupling
D Binosi, C Mezrag, J Papavassiliou, CD Roberts… - Physical Review D, 2017 - APS
We unify two widely different approaches to understanding the infrared behavior of quantum
chromodynamics (QCD), one essentially phenomenological, based on data, and the other …
chromodynamics (QCD), one essentially phenomenological, based on data, and the other …
Interaction model for the gap equation
S Qin, L Chang, Y Liu, CD Roberts, DJ Wilson - Physical Review C—Nuclear …, 2011 - APS
We explain a form for the rainbow-ladder kernel whose momentum dependence is
consonant with modern DSE-and lattice-QCD results, and assess its capability as a tool in …
consonant with modern DSE-and lattice-QCD results, and assess its capability as a tool in …
Modeling the gluon propagator in Landau gauge: Lattice estimates of pole masses<? format?> and dimension-two condensates
We present an analytic description of numerical results for the Landau-gauge SU (2) gluon
propagator D (p 2), obtained from lattice simulations (in the scaling region) for the largest …
propagator D (p 2), obtained from lattice simulations (in the scaling region) for the largest …
The infrared behaviour of the pure Yang–Mills green functions
P Boucaud, JP Leroy, A Le Yaouanc, J Micheli… - Few-Body Systems, 2012 - Springer
We review the infrared properties of the pure Yang–Mills correlators and discuss recent
results concerning the two classes of low-momentum solutions for them reported in …
results concerning the two classes of low-momentum solutions for them reported in …