How to define a unique vacuum in cosmology
General Relativity and Quantum Cosmology
2016-08-15 v1
Authors:
Lluiís Bel
Abstract
We propose a distinguished set of positive and negative energy modes of the Klein-Gordon equation as a time independent definition of the vacuum state of a quantized scalar field.
Cite
@article{arxiv.gr-qc/9702028,
title = {How to define a unique vacuum in cosmology},
author = {Lluiís Bel},
journal= {arXiv preprint arXiv:gr-qc/9702028},
year = {2016}
}
Comments
8 pages, latex
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