Edge modes and corner ambiguities in 3d Chern–Simons theory and gravity

Boundaries in gauge field theories are known to be the locus of a wealth of interesting phenomena, as illustrated for example by the holographic principle or by the AdS/CFT and bulk-boundary correspondences. In particular, it has been acknowledged for quite some time that boundaries can break gauge...

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Bibliographic Details
Main Author: Marc Geiller
Format: Article
Language:English
Published: Elsevier 2017-11-01
Series:Nuclear Physics B
Online Access:http://www.sciencedirect.com/science/article/pii/S0550321317302912