Effective Field Theories

TL;DR

This paper provides an introduction to effective field theories in particle physics, covering weak interactions and chiral perturbation theory for various hadrons, highlighting their foundational concepts and applications.

Contribution

It offers a comprehensive overview of effective field theories, focusing on weak interactions and chiral perturbation theory in the context of particle physics.

Findings

Explanation of $ ext{Δ}S=1$ and $ ext{Δ}S=2$ weak interactions

Application of chiral perturbation theory to mesons, baryons, and heavy-quark hadrons

Foundational concepts of effective field theories in particle physics

Abstract

These lectures introduce some of the basic notions of effective field theories, as used in particle physics. The topics discussed are the $\Delta S=1$ and $\Delta S =2$ weak interactions, and chiral perturbation theory as applied to mesons, baryons, and hadrons containing heavy quarks.