Quantum anomalies in string-inspired running vacuum universe: Inflation and axion dark matter

In this letter, we elaborate further on a Cosmological “Running-Vacuum” type model for the Universe, suggested previously by the authors [1,2], within the context of a string-inspired effective theory in the presence of a Kalb-Ramond (KR) gravitational axion field which descends from the antisymmetr...

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Bibliographic Details
Main Authors: Spyros Basilakos, Nick E. Mavromatos, Joan Solà Peracaula
Format: Article
Language:English
Published: Elsevier 2020-04-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269320301465