Complex-mass renormalization in hadronic EFT: applicability at two-loop order
High Energy Physics - Phenomenology
2015-09-29 v2
Abstract
We discuss the application of the complex-mass scheme to multi-loop diagrams in hadronic effective field theory by considering as an example a two-loop self-energy diagram. We show that the renormalized two-loop diagram satisfies the power counting.
Cite
@article{arxiv.1507.06771,
title = {Complex-mass renormalization in hadronic EFT: applicability at two-loop order},
author = {D. Djukanovic and E. Epelbaum and J. Gegelia and H. Krebs and U. -G. Meißner},
journal= {arXiv preprint arXiv:1507.06771},
year = {2015}
}
Comments
8 pages, 2 figures, version accepted for publication in EPJA