Search for supersymmetry in pp collisions at root s=7 TeV in final states with missing transverse momentum and b-jets

G. Aad...[et al.], Mogens Dam, Jørgen Beck Hansen, John Renner Hansen, Jørn Dines Hansen, Peter Henrik Hansen, Esben Bryndt Klinkby, Morten Dam Jørgensen, Troels Christian Petersen, Stefania Xella, Nele Maria Philomena Boelaert, Thomas Høvring Kittelmann

63 Citationer (Scopus)

Abstract

Results are presented of a search for supersymmetric particles in events with large missing transverse momentum and at least one heavy flavour jet candidate in √s=7 TeV proton-proton collisions. In a data sample corresponding to an integrated luminosity of 35 pb-1 recorded by the ATLAS experiment at the Large Hadron Collider, no significant excess is observed with respect to the prediction for Standard Model processes. For R-parity conserving models in which sbottoms (stops) are the only squarks to appear in the gluino decay cascade, gluino masses below 590 GeV (520 GeV) are excluded at the 95% C.L. The results are also interpreted in an MSUGRA/CMSSM supersymmetry breaking scenario with tanβ=40 and in an SO(10) model framework.

OriginalsprogEngelsk
TidsskriftPhysics Letters B
Vol/bind701
Udgave nummer4
Sider (fra-til)398-416
Antal sider18
ISSN0370-2693
DOI
StatusUdgivet - 18 jul. 2011

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