We briefly review the use of unitary evolution as a uniqueness criterion in the selection of quantum representations, in the context of scalar fields in non-stationary situations.
@article{arxiv.1311.0443,
title = {Unitary evolution as a uniqueness criterion},
author = {Jeronimo Cortez and Guillermo A. Mena Marugan and Javier Olmedo and Jose M. Velhinho},
journal= {arXiv preprint arXiv:1311.0443},
year = {2013}
}
Comments
3 pages, contribution for the Proceedings of MG13, Stockholm, 2012