Gluon fragmentation functions in the Nambu-Jona-Lasinio model

Dong-Jing Yang, Hsiang-nan Li

We derive gluon fragmentation functions in the Nambu-Jona-Lasinio (NJL) model by treating a gluon as a pair of color lines formed by fictitious quark and anti-quark ($q\bar{q}$). Gl…