Threshold Resummation in B --> X_c l nu_l Decays
High Energy Physics - Phenomenology
2008-11-26 v1
Abstract
We compute the QCD form factor resumming threshold logarithms in B --> X_c + l + nu_l decays to next-to-leading logarithmic approximation. We present an interpolation formula including soft as well as collinear effects softened by the non-vanishing charm mass.
Cite
@article{arxiv.0707.2010,
title = {Threshold Resummation in B --> X_c l nu_l Decays},
author = {Ugo Aglietti and Leonardo Di Giustino and Giancarlo Ferrera and Alessandro Renzaglia and Giulia Ricciardi and Luca Trentadue},
journal= {arXiv preprint arXiv:0707.2010},
year = {2008}
}
Comments
24 pages, no figures