On the Ward Identities at Finite Temperature
High Energy Physics - Phenomenology
2015-06-25 v1 High Energy Physics - Theory
Abstract
We show both in 1+1 and 3+1 dimensions that, contrary to the recent suggestions, the contribution of the fermion loop to the polarization tensor is manifestly transverse at finite temperature. Some subtleties associated with the Ward identities at finite temperature are also pointed out.
Cite
@article{arxiv.hep-ph/9406426,
title = {On the Ward Identities at Finite Temperature},
author = {Ashok Das and Marcelo Hott},
journal= {arXiv preprint arXiv:hep-ph/9406426},
year = {2015}
}
Comments
12 pages, UR-1361, ER40685-811