PARTON SATURATION: AN OVERVIEW

摘要

The idea of partons and the utility of using light-cone gauge in Q( D are introduced. Saturation of quark and gluon distributions are discussed using simple models an ! in a more general context. The Golec-Biernat Wuesthoff model and some simple phenomenolog; are described. A simple, but realistic, equation for unitarity, the Kovchegov equation, is discussed, and an elementary derivation of the JIMWLK equation is given.