Effective Chern–Simons actions of particles coupled to 3D gravity

Point particles in 3D gravity are known to behave as topological defects, while gravitational field can be expressed as the Chern–Simons theory of the appropriate local isometry group of spacetime. In the case of the Poincaré group, integrating out the gravitational degrees of freedom it is possible...

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Bibliographic Details
Main Author: Tomasz Trześniewski
Format: Article
Language:English
Published: Elsevier 2018-03-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321318300294