Axial gravity: a non-perturbative approach to split anomalies

Abstract In a theory of a Dirac fermion field coupled to a metric-axial-tensor (MAT) background, using a Schwinger-DeWitt heat kernel technique, we compute non-perturbatively the two (odd parity) trace anomalies. A suitable collapsing limit of this model corresponds to a theory of chiral fermions co...

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Bibliographic Details
Main Authors: L. Bonora, M. Cvitan, P. Dominis Prester, S. Giaccari, M. Paulišić, T. Štemberga
Format: Article
Language:English
Published: SpringerOpen 2018-08-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-018-6141-1