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Electroweak Higgs effective field theory after LHC run 2

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Autor(es):
Eboli, Oscar J. P. ; Gonzalez-Garcia, M. C. ; Martines, Matheus
Número total de Autores: 3
Tipo de documento: Artigo Científico
Fonte: PHYSICAL REVIEW D; v. 105, n. 5, p. 16-pg., 2022-03-14.
Resumo

We analyze the electroweak interactions in the framework of the Higgs effective field theory using the available Higgs and electroweak diboson production results from LHC run 2 as well as the electroweak precision data. Assuming universality of the weak current, our study considers 25 possible anomalous couplings. To unveil the nature of the Higgs boson, i.e., isosinglet versus part of SU(2)(L) doublet, we explore the correlation effects between observables that are predicted to exist in the linear realization of the electroweak gauge symmetry but not in its nonlinear counterpart. This improves previous studies aimed at investigating the Higgs nature and the origin of the electroweak symmetry breaking. (AU)

Processo FAPESP: 18/16921-1 - Busca de nova Física no large hadron collider
Beneficiário:Eduardo da Silva Almeida
Modalidade de apoio: Bolsas no Brasil - Doutorado
Processo FAPESP: 21/08669-3 - Qual EFT: SMEFT ou HEFT
Beneficiário:Matheus Martines de Azevedo da Silva
Modalidade de apoio: Bolsas no Exterior - Estágio de Pesquisa - Mestrado