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Comments on topologically massive gravity with propagating torsion

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Published under licence by IOP Publishing Ltd
, , Citation J L Boldo et al 2000 Class. Quantum Grav. 17 813 DOI 10.1088/0264-9381/17/4/306

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Author affiliations

1 CBPF, Centro Brasileiro de Pesquisas Físicas, Rua Xavier Sigaud 150, 22290-180, Urca, Rio de Janeiro, Brazil

2 UCP, Universidade Católica de Petrópolis, Rua Barão do Amazonas 124, 25685-070, Petrópolis, Brazil

Dates

  1. Received 15 July 1999

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0264-9381/17/4/813

Abstract

We study and discuss some of the consequences of the inclusion of torsion in three-dimensional Einstein-Chern-Simons gravity. Torsion may trigger the excitation of non-physical modes in the spectrum. Higher-derivative terms are then added up and tree-level unitarity is contemplated.

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10.1088/0264-9381/17/4/306