https://doi.org/10.1140/epjc/s10052-020-8349-0
Regular Article - Theoretical Physics
Off-shell renormalization in the presence of dimension 6 derivative operators. II. Ultraviolet coefficients
1
European Centre for Theoretical Studies in Nuclear Physics and Related Areas (ECT*) and Fondazione Bruno Kessler, Villa Tambosi, Strada delle Tabarelle 286, 38123, Villazzano, TN, Italy
2
INFN, Sezione di Milano, Via Celoria 16, 20133, Milan, Italy
Received:
20
April
2020
Accepted:
14
August
2020
Published online:
1
September
2020
The full off-shell one loop renormalization for all divergent amplitudes up to dimension 6 in the Abelian Higgs-Kibble model, supplemented with a maximally power counting violating higher-dimensional gauge-invariant derivative interaction , is presented. This allows one to perform the complete renormalization of radiatively generated dimension 6 operators in the model at hand. We describe in details the technical tools required in order to disentangle the contribution to ultraviolet divergences parameterized by (generalized) non-polynomial field redefinitions. We also discuss how to extract the dependence of the
-function coefficients on the non-renormalizable coupling g in one loop approximation, as well as the cohomological techniques (contractible pairs) required to efficiently separate the mixing of contributions associated to different higher-dimensional operators in a spontaneously broken effective field theory.
© The Author(s) 2020
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