Generalized Proca action for an Abelian vector field
We revisit the most general theory for a massive vector field with derivative self-interactions, extending previous works on the subject to account for terms having trivial total derivative interactions for the longitudinal mode. In the flat spacetime (Minkowski) case, we obtain all the possible ter...
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Published in | Journal of cosmology and astroparticle physics Vol. 2016; no. 2; p. 4 |
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Main Authors | , , |
Format | Journal Article |
Language | English |
Published |
United States
Institute of Physics (IOP)
01.02.2016
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Subjects | |
Online Access | Get full text |
ISSN | 1475-7516 1475-7508 1475-7516 |
DOI | 10.1088/1475-7516/2016/02/004 |
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Summary: | We revisit the most general theory for a massive vector field with derivative self-interactions, extending previous works on the subject to account for terms having trivial total derivative interactions for the longitudinal mode. In the flat spacetime (Minkowski) case, we obtain all the possible terms containing products of up to five first-order derivatives of the vector field, and provide a conjecture about higher-order terms. Rendering the metric dynamical, we covariantize the results and add all possible terms implying curvature. |
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ISSN: | 1475-7516 1475-7508 1475-7516 |
DOI: | 10.1088/1475-7516/2016/02/004 |