Radiative corrections in bumblebee electrodynamics

We investigate some quantum features of the bumblebee electrodynamics in flat spacetimes. The bumblebee field is a vector field that leads to a spontaneous Lorentz symmetry breaking. For a smooth quadratic potential, the massless excitation (Nambu–Goldstone boson) can be identified as the photon, tr...

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Bibliographic Details
Main Authors: R.V. Maluf, J.E.G. Silva, C.A.S. Almeida
Format: Article
Language:English
Published: Elsevier 2015-10-01
Series:Physics Letters B
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S037026931500605X