The nonperturbative functional renormalization group and its applications
The renormalization group plays an essential role in many areas of physics, both
conceptually and as a practical tool to determine the long-distance low-energy properties of …
conceptually and as a practical tool to determine the long-distance low-energy properties of …
QCD running couplings and effective charges
We discuss our present knowledge of α s, the fundamental running coupling or effective
charge of Quantum Chromodynamics (QCD). A precise understanding of the running of α s …
charge of Quantum Chromodynamics (QCD). A precise understanding of the running of α s …
Landau gauge Yang-Mills correlation functions
AK Cyrol, L Fister, M Mitter, JM Pawlowski, N Strodthoff - Physical Review D, 2016 - APS
We investigate Landau gauge SU (3) Yang-Mills theory in a systematic vertex expansion
scheme for the effective action with the functional renormalization group. Particular focus is …
scheme for the effective action with the functional renormalization group. Particular focus is …
Gauge sector dynamics in QCD
MN Ferreira, J Papavassiliou - Particles, 2023 - mdpi.com
The dynamics of the QCD gauge sector give rise to non-perturbative phenomena that are
crucial for the internal consistency of the theory; most notably, they account for the …
crucial for the internal consistency of the theory; most notably, they account for the …
Emergent hadron mass in strong dynamics
D Binosi - Few-Body Systems, 2022 - Springer
Abstract Emergent Hadron Mass (EHM) is a mechanism capable of explaining both the
unnaturally small (pion) and large (proton) masses of hadrons and if not the origin of …
unnaturally small (pion) and large (proton) masses of hadrons and if not the origin of …
Effective charge from lattice QCD
Using lattice configurations for quantum chromodynamics (QCD) generated with
three domain-wall fermions at a physical pion mass, we obtain a parameter-free prediction …
three domain-wall fermions at a physical pion mass, we obtain a parameter-free prediction …
Nonperturbative properties of Yang–Mills theories
MQ Huber - Physics Reports, 2020 - Elsevier
Yang–Mills theories are an important building block of the standard model and in particular
of quantum chromodynamics. Its correlation functions describe the behavior of its …
of quantum chromodynamics. Its correlation functions describe the behavior of its …
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 …
A window on infrared QCD with small expansion parameters
M Peláez, U Reinosa, J Serreau… - Reports on Progress …, 2021 - iopscience.iop.org
Lattice simulations of the QCD correlation functions in the Landau gauge have established
two remarkable facts. First, the coupling constant in the gauge sector—defined, eg, in the …
two remarkable facts. First, the coupling constant in the gauge sector—defined, eg, in the …
Correlation functions of Landau gauge Yang-Mills theory
MQ Huber - Physical Review D, 2020 - APS
Correlation functions of Yang-Mills theory in the Landau gauge are calculated from their
equations of motion. The employed setup is completely parameter free and leads, within …
equations of motion. The employed setup is completely parameter free and leads, within …