Probing top flavour-changing neutral scalar couplings at the CERN LHC

dc.creatorAguilar-Saavedra, J. A.
dc.creatorBranco, G. C.
dc.date2000-04-20
dc.date2000-11-02
dc.date.accessioned2026-07-07T11:09:02Z
dc.date.available2026-07-07T11:09:02Z
dc.descriptionTop decays into a light Higgs boson and an up or charm quark can reach detectable levels in Standard Model extensions with two Higgs doublets or with new exotic quarks, and in the Minimal Supersymmetric Standard Model. Using both a standard and a neural network analysis we show that the CERN Large Hadron Collider will give 3 sigma evidence of decays with Br(t -> Hc) >= 6.5 10^-5 or set a limit Br(t -> Hc) <= 4.5 10^-5 with a 95% confidence level if these decays are not observed. We also consider limits obtained from single top production associated with a neutral Higgs boson.
dc.descriptionUses elsart.cls. 16 pages, 9 PS figures. Some comments and references added. Final version to appear in PLB
dc.identifierhttps://arxiv.org/abs/hep-ph/0004190
dc.identifierhttp://arxiv.org/abs/hep-ph/0004190
dc.identifierPhys.Lett.B495:347-356,2000
dc.identifierdoi:10.1016/S0370-2693(00)01259-4
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/190332
dc.subjectHigh Energy Physics - Phenomenology
dc.titleProbing top flavour-changing neutral scalar couplings at the CERN LHC
dc.typetext

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