Study of Triple-Gauge-Boson Couplings ZZZ, ZZgam and Zgamgam at LEP

dc.creatorThe DELPHI Collaboration
dc.creatorAbdallah, J.
dc.date2007-06-19
dc.date.accessioned2026-07-07T11:56:59Z
dc.date.available2026-07-07T11:56:59Z
dc.descriptionNeutral triple-gauge-boson couplings ZZZ, ZZgam and Zgamgam have been studied with the DELPHI detector using data at energies between 183 and 208 GeV. Limits are derived on these couplings from an analysis of the reactions e+e- -> Zgam, using data from the final states gamma f fbar, with f = q or neutrino, from e+e- -> ZZ, using data from the four-fermion final states q qbar q qbar, q qbar mu+ mu-, q qbar e+ e-, q qbar nu nubar, mu+ mu- nu nubar and e+ e- nu nubar, and from e+e- -> Zgam*, in which the final state gamma is off mass-shell, using data from the four-fermion final states q qbar e+ e- and q qbar mu+ mu-. No evidence for the presence of such couplings is observed, in agreement with the predictions of the Standard Model.
dc.description31 pages, 10 figures, Accepted by Euro. Phys. J. C
dc.identifierhttps://arxiv.org/abs/0706.2741
dc.identifierhttp://arxiv.org/abs/0706.2741
dc.identifierEur.Phys.J.C51:525-542,2007
dc.identifierdoi:10.1140/epjc/s10052-007-0345-0
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/205731
dc.subjectHigh Energy Physics - Experiment
dc.titleStudy of Triple-Gauge-Boson Couplings ZZZ, ZZgam and Zgamgam at LEP
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