English

On the spacetime structure of infrared divergencies in QED

High Energy Physics - Theory 2022-04-12 v1 Mathematical Physics math.MP

Abstract

We investigate analytic properties of string-integrated correlation functions and propagators with emphasis on their infrared behaviour. These are relevant in various models of quantum field theory with massless fields, including QED.

Keywords

Cite

@article{arxiv.2109.10148,
  title  = {On the spacetime structure of infrared divergencies in QED},
  author = {Christian Gaß and Karl-Henning Rehren and Felix Tippner},
  journal= {arXiv preprint arXiv:2109.10148},
  year   = {2022}
}

Comments

17 pages