Exotic B_c-like molecules in QCD Sum Rules
High Energy Physics - Phenomenology
2012-11-22 v2
Abstract
We use the QCD sum rules to study possible -like molecular states. We consider isoscalar and molecular currents. We consider the contributions of condensates up to dimension eight and we work at leading order in . We obtain for these states masses around 7 GeV.
Keywords
Cite
@article{arxiv.1203.6569,
title = {Exotic B_c-like molecules in QCD Sum Rules},
author = {Raphael M. Albuquerque and Xiang Liu and Marina Nielsen},
journal= {arXiv preprint arXiv:1203.6569},
year = {2012}
}
Comments
7 pages, 6 figures. Accepted for publication in Physics Letters B. arXiv admin note: text overlap with arXiv:1110.2113