Determination of the LEP Beam Energy using Radiative Fermion-pair Events

dc.creatorThe OPAL collaboration
dc.creatorAbbiendi, G.
dc.date2004-08-25
dc.date.accessioned2026-07-07T11:43:13Z
dc.date.available2026-07-07T11:43:13Z
dc.descriptionWe present a determination of the LEP beam energy using "radiative return" fermion-pair events recorded at centre-of-mass energies from 183 GeV to 209 GeV. We find no evidence of a disagreement between the OPAL data and the LEP Energy Workings Group's standard calibration. Including the energy- averaged 11 MeV uncertainty in the standard determination, the beam energy we obtain from the OPAL data is higher than that obtained from the LEP calibration by 0+-34(stat.)+-27(syst.)MeV
dc.description24 pages, 5 figures, Submitted to Phys. Letts. B
dc.identifierhttps://arxiv.org/abs/hep-ex/0408130
dc.identifierhttp://arxiv.org/abs/hep-ex/0408130
dc.identifierPhys.Lett.B604:31-47,2004
dc.identifierdoi:10.1016/j.physletb.2004.10.046
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/201159
dc.subjectHigh Energy Physics - Experiment
dc.titleDetermination of the LEP Beam Energy using Radiative Fermion-pair Events
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