The Higgs boson from an extended symmetry

dc.creatorBarbieri, Riccardo
dc.creatorBellazzini, Brando
dc.creatorRychkov, Vyacheslav S.
dc.creatorVaragnolo, Alvise
dc.date2007-06-04
dc.date2007-10-07
dc.date.accessioned2026-07-07T11:16:36Z
dc.date.available2026-07-07T11:16:36Z
dc.descriptionThe variety of ideas put forward in the context of a "composite" picture for the Higgs boson calls for a simple and effective description of the related phenomenology. Such a description is given here by means of a "minimal" model and is explicitly applied to the example of a Higgs-top sector from an SO(5) symmetry. We discuss the spectrum, the ElectroWeak Precision Tests, B-physics and naturalness. We show the difficulty to comply with the different constraints. The extended gauge sector relative to the standard SU(2)xU(1), if there is any, has little or no impact on these considerations. We also discuss the relation of the "minimal" model with its "little Higgs" or "holographic" extensions based on the same symmetry.
dc.description22 pp; v3: Small corrections, version to be published in Phys. Rev. D
dc.identifierhttps://arxiv.org/abs/0706.0432
dc.identifierhttp://arxiv.org/abs/0706.0432
dc.identifierPhys.Rev.D76:115008,2007
dc.identifierdoi:10.1103/PhysRevD.76.115008
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/192727
dc.subjectHigh Energy Physics - Phenomenology
dc.titleThe Higgs boson from an extended symmetry
dc.typetext

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