Quantum fields with classical interactions
Abstract
We describe basic types of free fields (1) neutral scalar bosons; (2) massive vector bosons; (3) massless vector bosons; (4) charged scalar bosons; (5) Dirac fermions; (6) Majorana fermions. We also consider free field perturbed by a linear or quadratic perturbation involving a classical (c-number) function: (1) neutral scalar bosons interacting with a linear source; (2) neutral scalar bosons interacting with a mass-like perturbation; (3) massive photons interacting with an classical current; (4) massless photons interacting with an classical current. (5) charged scalar bosons interacting with an electromagnetic potential; (6) Dirac fermions interacting with an electromagnetic potential.
Cite
@article{arxiv.1307.1162,
title = {Quantum fields with classical interactions},
author = {Jan Dereziński},
journal= {arXiv preprint arXiv:1307.1162},
year = {2015}
}
Comments
revised version, major additions: discussion of the CPT Theorem, fermions interacting with variable mass, derivation of the Sucher formula; 9 figures