Search for supersymmetry in pp collisions at √s=7TeV in events with two photons and missing transverse energy

dc.contributor.authorChatrchyan, S.
dc.contributor.authorKhachatryan, V.
dc.contributor.authorSirunyan, A. M.
dc.contributor.authorP. Raics
dc.contributor.authorZ. L. Trocsanyi
dc.contributor.authorB. Ujvari
dc.contributor.authorSmith, W. H.
dc.contributor.authorSwanson, J.
dc.contributor.authorWeinberg, M.
dc.contributor.authorRaics Péter (1944-) (fizikus)
dc.contributor.authorTrócsányi Zoltán (1961-) (fizikus)
dc.contributor.authorUjvári Balázs (1977-) (Fizikus / PhD)
dc.contributor.submitterdepDebreceni Egyetem
dc.date.accessioned2024-11-11T08:23:37Z
dc.date.available2024-11-11T08:23:37Z
dc.date.oa2025-06-25
dc.date.updated2024-11-11T08:23:37Z
dc.description.abstractA search for supersymmetry in the context of general gauge-mediated breaking with the lightest neutralino as the next-to-lightest supersymmetric particle and the gravitino as the lightest is presented. The data sample corresponds to an integrated luminosity of 36pb-1 recorded by the CMS experiment at the LHC. The search is performed by using events containing two or more isolated photons, at least one hadronic jet, and significant missing transverse energy. No excess of events at high missing transverse energy is observed. Upper limits on the signal cross section for general gauge-mediated supersymmetry between 0.3 and 1.1 pb at the 95% confidence level are determined for a range of squark, gluino, and neutralino masses, excluding supersymmetry parameter space that was inaccessible to previous experiments.
dc.description.correctorLB
dc.identifier.citationPhysical Review Letters. -106 : 21 (2011), p. 1-15. -Phys. Rev. Lett. -0031-9007
dc.identifier.doi10.1103/PhysRevLett.106.211802
dc.identifier.issn0031-9007
dc.identifier.opachttps://ebib.lib.unideb.hu/ebib/CorvinaWeb?action=cclfind&resultview=long&ccltext=idno+BIBFORM125522
dc.identifier.urihttps://hdl.handle.net/2437/381828
dc.identifier.urlhttps://link.aps.org/doi/10.1103/PhysRevLett.106.211802
dc.languageeng
dc.rights.accessopen access article
dc.rights.ownerCERN
dc.subject.otheridegen nyelvű folyóiratközlemény külföldi lapban
dc.subject.otherGages
dc.subject.otherPhotons
dc.subject.otherSupersymmetry
dc.subject.otherConfidence levels
dc.subject.otherIntegrated luminosity
dc.subject.otherIsolated photons
dc.subject.otherLightest supersymmetric particles
dc.subject.otherNeutralino mass
dc.subject.otherParameter spaces
dc.subject.otherPp collisions
dc.subject.otherTransverse energy
dc.subject.otherFighter aircraft
dc.titleSearch for supersymmetry in pp collisions at √s=7TeV in events with two photons and missing transverse energy
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