Search for Neutral, Long-lived Particles Decaying into Two Muons in p-pbar Collisions at sqrt(s) = 1.96 TeV

dc.creatorD0 Collaboration
dc.creatorAbazov, V.
dc.date2006-07-17
dc.date.accessioned2026-07-07T11:58:15Z
dc.date.available2026-07-07T11:58:15Z
dc.descriptionWe present a search for a neutral particle, pair-produced in p-pbar collisions at sqrt(s)=1.96 TeV, which decays into two muons and lives long enough to travel at least 5 cm before decaying. The analysis uses ~380 pb^-1 of data recorded with the D0 detector. The background is estimated to be about one event. No candidates are observed, and limits are set on the pair production cross section times branching fraction into dimuons + X for such particles. For a mass of 10 GeV and lifetime of 4x10^-11 s, we exclude values greater than 0.14 pb (95% C.L.). These results are used to limit the interpretation of NuTeV's excess of di-muon events.
dc.descriptionsubmitted to Phys. Rev. Lett
dc.identifierhttps://arxiv.org/abs/hep-ex/0607028
dc.identifierhttp://arxiv.org/abs/hep-ex/0607028
dc.identifierPhys.Rev.Lett.97:161802,2006
dc.identifierdoi:10.1103/PhysRevLett.97.161802
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/206162
dc.subjectHigh Energy Physics - Experiment
dc.titleSearch for Neutral, Long-lived Particles Decaying into Two Muons in p-pbar Collisions at sqrt(s) = 1.96 TeV
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