Spectral functions at nonzero temperature
High Energy Physics - Theory
2025-04-09 v1 High Energy Physics - Lattice
High Energy Physics - Phenomenology
Abstract
We present a straightforward derivation of the spectral representation of a scalar field at nonzero temperature, assuming that the field is relativistically invariant in vacuum. This form was first derived by Bros and Buchholz.
Cite
@article{arxiv.2504.05383,
title = {Spectral functions at nonzero temperature},
author = {V. P. Nair and Robert D. Pisarski},
journal= {arXiv preprint arXiv:2504.05383},
year = {2025}
}
Comments
4 pages