Complex mass renormalization in EFT
High Energy Physics - Phenomenology
2014-11-20 v1
Abstract
We consider an effective field theory of unstable particles (resonances) using the complex-mass renormalization. As an application we calculate the masses and the widths of the meson and the Roper resonance.
Cite
@article{arxiv.1001.1772,
title = {Complex mass renormalization in EFT},
author = {D. Djukanovic and J. Gegelia and A. Keller and S. Scherer},
journal= {arXiv preprint arXiv:1001.1772},
year = {2014}
}
Comments
8 pages, 2 figures; Proceedings of 6th International Workshop on Chiral Dynamics, 6-10 July 2009, Bern, Switzerland