Exclusive Semi-Leptonic Decays of b-Baryons into Protons
High Energy Physics - Phenomenology
2009-10-28 v1
Abstract
We present a QCD-based calculation of the exclusive semileptonic decay Lambda_b -> p l nu-bar. Using the ideas of Heavy Quark Effective Theory, we discuss the factorization of the amplitude. Further, resummed Sudakov effects are put in to ensure a consistent perturbative expansion.
Keywords
Cite
@article{arxiv.hep-ph/9505378,
title = {Exclusive Semi-Leptonic Decays of b-Baryons into Protons},
author = {Will Loinaz and R. Akhoury},
journal= {arXiv preprint arXiv:hep-ph/9505378},
year = {2009}
}
Comments
12 pages with 5 figures, Latex. Full postscript version available via anonymous ftp at ftp://williams.physics.lsa.umich.edu/pubs/preprints/UM-TH-95-11.tar.Z