The gluon contribution to the polarized structure function $g_2$
高能物理 - 唯象学
2009-10-30 v1
摘要
We compute the structure function for a gluon target in perturbative QCD at order . We show that its first moment vanishes, as predicted by the Burkhardt-Cottingham sum rule.
引用
@article{arxiv.hep-ph/9709481,
title = {The gluon contribution to the polarized structure function $g_2$},
author = {A. Gabrieli and G. Ridolfi},
journal= {arXiv preprint arXiv:hep-ph/9709481},
year = {2009}
}
备注
9 pages Latex, uses epsfig.sty, 1 eps figure included