A summary is presented of the most recent matrix elements for massless 2 to 2 scattering processes calculated at two loops in QCD perturbation theory together with a brief review on the calculational methods and techniques used.
@article{arxiv.hep-ph/0212315,
title = {Two-loop QCD corrections for 2 to 2 parton scattering processes},
author = {Maria Elena Tejeda-Yeomans},
journal= {arXiv preprint arXiv:hep-ph/0212315},
year = {2009}
}
Comments
Needs aipxfm.sty (included). Based on talk given at the X Mexican School of Particles and Fields, Playa del Carmen, Mexico 2002