Theoretical uncertainty in sin 2beta: An update
High Energy Physics - Phenomenology
2011-02-03 v1
Abstract
The source of theoretical uncertainty in the extraction of sin 2beta from the measurement of the golden channel Bd -> J/psi K0 is briefly reviewed. An updated estimate of this uncertainty based on SU(3) flavour symmetry and the measurement of the decay Bd -> J/psi pi0 is also presented.
Cite
@article{arxiv.1102.0392,
title = {Theoretical uncertainty in sin 2beta: An update},
author = {Marco Ciuchini and Maurizio Pierini and Luca Silvestrini},
journal= {arXiv preprint arXiv:1102.0392},
year = {2011}
}
Comments
8 pages, 2 figures, 3 tables, Proceedings of CKM2010, the 6th International Workshop on the CKM Unitarity Triangle, University of Warwick, UK, 6-10 September 2010