Quarks vs. gluons in exclusive rho electroproduction
High Energy Physics - Phenomenology
2014-11-18 v2
Abstract
We compare the contributions from quark and from gluon exchange to the exclusive process gamma* p -> rho0 p. We present evidence that the gluon contribution is substantial for values of the Bjorken variable xB around 0.1.
Cite
@article{arxiv.hep-ph/0412162,
title = {Quarks vs. gluons in exclusive rho electroproduction},
author = {M. Diehl and A. V. Vinnikov},
journal= {arXiv preprint arXiv:hep-ph/0412162},
year = {2014}
}
Comments
7 pages, 3 figures. v2: clarification in section 3