Perturbative framework for the pi(+)pi(-) atom
High Energy Physics - Phenomenology
2009-10-31 v2
Abstract
The perturbative framework is developed for the calculation of the pi(+)pi(-) atom characteristics on the basis of the field-theoretical Bethe-Salpeter approach. A closed expression for the first-order correction to the pi(+)pi(-) atom lifetime has been obtained.
Keywords
Cite
@article{arxiv.hep-ph/9801215,
title = {Perturbative framework for the pi(+)pi(-) atom},
author = {V. E. Lyubovitskij and E. Z. Lipartia and A. G. Rusetsky},
journal= {arXiv preprint arXiv:hep-ph/9801215},
year = {2009}
}
Comments
8 pages, LaTeX-file