On dipenguin contribution to D^0 - \bar D^0 mixing
High Energy Physics - Phenomenology
2009-10-30 v1 High Energy Physics - Experiment
Abstract
We study the impact of the four-quark dipenguin operator to the D^0 - \bar D^0 mixing. It is shown to contribute to the short distance piece at the same order of magnitude as the box diagram.
Cite
@article{arxiv.hep-ph/9703335,
title = {On dipenguin contribution to D^0 - \bar D^0 mixing},
author = {Alexey A. Petrov},
journal= {arXiv preprint arXiv:hep-ph/9703335},
year = {2009}
}
Comments
9 pages, RevTex, 1 figure