Peccei-Quinn theory (English, name)
expansion: Peccei-Quinn theory
Senses:
topics: natural-sciences
physical-sciences
physics
glosses: A proposal for the resolution of the strong CP problem. It proposes that the QCD Lagrangian be extended with a CP-violating term known as the θ parameter, and that this should be a dynamic field rather than a constant value. It also predicts the existence of particles called axions.
tags: particle
Forms: