Matching Heavy Particle Approach to Relativistic Theory
High Energy Physics - Phenomenology
2009-10-31 v2 High Energy Physics - Theory
Abstract
On the simple model of interacting massless and heavy scalar fields it is demonstrated that the technique of heavy baryon chiral perturbation theory reproduces the results of relativistic theory. Explicit calculations are performed for diagrams including two-loops.
Keywords
Cite
@article{arxiv.hep-ph/9908377,
title = {Matching Heavy Particle Approach to Relativistic Theory},
author = {J. Gegelia and G. Japaridze},
journal= {arXiv preprint arXiv:hep-ph/9908377},
year = {2009}
}
Comments
12 pages, 4 figures, corrected some typos, a reference added, to appear in PRD