The B-Meson Distribution Amplitude in QCD
High Energy Physics - Phenomenology
2008-11-26 v1
Abstract
The B-meson distribution amplitude is calculated using QCD sum rules. In particular we obtain an estimate for the integral relevant to exclusive B-decays \lambda_B = 460 \pm 110 MeV at the scale 1 GeV. A simple QCD-motivated parametrization of the distribution amplitude is suggested.
Cite
@article{arxiv.hep-ph/0309330,
title = {The B-Meson Distribution Amplitude in QCD},
author = {V. M. Braun and D. Yu. Ivanov and G. P. Korchemsky},
journal= {arXiv preprint arXiv:hep-ph/0309330},
year = {2008}
}
Comments
17 pages, 8 figures, Latex style