Mass and width of the Roper resonance using complex-mass renormalization
High Energy Physics - Phenomenology
2015-05-13 v1
Abstract
The pole mass and the width of the Roper resonance are calculated as functions of the pion mass in the framework of low-energy effective field theory of the strong interactions. We implement a systematic power-counting procedure by applying the complex-mass renormalization scheme.
Cite
@article{arxiv.0903.0736,
title = {Mass and width of the Roper resonance using complex-mass renormalization},
author = {D. Djukanovic and J. Gegelia and S. Scherer},
journal= {arXiv preprint arXiv:0903.0736},
year = {2015}
}
Comments
8 pages, 2 fugures, REVTeX 4