NNNLO results on top-quark pair production near threshold
High Energy Physics - Phenomenology
2008-11-26 v1
Abstract
We present new results on the NNNLO top-antitop production cross section near threshold from potential and ultrasoft gluon corrections. The new non-logarithmic third-order terms are in the 10% range and lead to a significant reduction in the theoretical error.
Keywords
Cite
@article{arxiv.0801.3464,
title = {NNNLO results on top-quark pair production near threshold},
author = {M. Beneke and Y. Kiyo and K. Schuller},
journal= {arXiv preprint arXiv:0801.3464},
year = {2008}
}
Comments
6 pages, to appear in the proceedings of 8th International Symposium on Radiative Corrections (RADCOR 2007), Florence, Italy, October 1-5