Precision calculation of the axion-nucleon coupling in chiral perturbation theory
High Energy Physics - Phenomenology
2020-04-08 v1 High Energy Astrophysical Phenomena
High Energy Physics - Lattice
Nuclear Theory
Abstract
We derive the axion-nucleon interaction Lagrangian in heavy baryon chiral perturbation theory up to next-to-next-to-leading order. The effective axion-nucleon coupling is calculated to a few percent accuracy.
Keywords
Cite
@article{arxiv.2001.05327,
title = {Precision calculation of the axion-nucleon coupling in chiral perturbation theory},
author = {Thomas Vonk and Feng-Kun Guo and Ulf-G. Meißner},
journal= {arXiv preprint arXiv:2001.05327},
year = {2020}
}
Comments
20 pages