Quantum Chromodynamics

Abstract

This article is part of the "Review of Particle Physics" by the Particle Data Group and reviews the current status of quantum chromodynamics and the strong coupling constant ${\alpha }_s$. The latest updates as of August 2023 are included.

Comments: 42 pages plus references, 5 figures; this submission corresponds to the 2023 update of the QCD review of the Particle Data Group (PDG) that has been made public online here: https://pdg.lbl.gov/2023/reviews/contents_sports.html The publication within the "Review of Particle Physics" by PDG is scheduled for 2024