On the ambiguities in the effective action in Lorentz-violating gravity

Thumbnail Image

Date

Authors

Journal Title

Journal ISSN

Volume Title

Publisher

Abstract

Description

We investigate the occurrence of ambiguities for Lorentz-violating gravitational Chern-Simons term. It turns out that this term is accompanied by a coefficient depending on an undetermined parameter, due to an arbitrariness in the choice of the conserved current.
9 pages, minor corrections

Keywords

High Energy Physics - Theory

Citation

URI

http://salesiana.dossiersoluciones.com/handle/123456789/203813

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0805.4409
 http://arxiv.org/abs/0805.4409
 Phys.Rev.D78:025029,2008
 doi:10.1103/PhysRevD.78.025029

Collections

arXiv