Status of chiral perturbation theory
Gerhard Ecker
TL;DR
This paper reviews recent progress in chiral perturbation theory within the meson sector, focusing on pion scattering, semileptonic decays, and kaon decays, highlighting key developments and topics.
Contribution
It provides an updated overview of chiral perturbation theory's status, emphasizing recent advances in specific meson processes and decay modes.
Findings
Improved understanding of pion pion scattering
Advances in semileptonic decay analysis
Progress in nonleptonic kaon decay studies
Abstract
The status of chiral perturbation theory in the meson sector is reviewed. The main emphasis is on recent developments in pion pion scattering, in semileptonic decays and in nonleptonic kaon decays. A few other selected topics are also discussed.
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Taxonomy
TopicsParticle physics theoretical and experimental studies · Quantum Chromodynamics and Particle Interactions · High-Energy Particle Collisions Research