Abstract
A summary on the searches for gluino-mediated production of third generation squarks with the ATLAS detector is presented. Several scenarios in the framework of R -parity conserving minimal supersymmetric extensions of the Standard Model are considered. The results are presented based on data corresponding to an integrated luminosity of 13-21 fb−1 collected in pp collisions at √s = 8 TeV.
Highlights
Supersymmetry (SUSY) is one of the most theoretically promising candidates to solve some of the open questions of the Standard Model (SM)
The scenarios considered by the analyses presented in this contribution target the gluino-mediated stop and sbottom production
Searches for gluino-mediated stop and sbottom production are presented in a variety of channels
Summary
Supersymmetry (SUSY) is one of the most theoretically promising candidates to solve some of the open questions of the Standard Model (SM). The scenarios considered by the analyses presented in this contribution target the gluino-mediated stop and sbottom production. It is followed by decays of the gluinos via on-shell or off-shell stops and sbottoms (e.g. g → tt , bb1 with t1 → tχ01 ,b1 → bχ ). For both considered scenarios, four b-jets are expected in the final state. A lepton veto (for electrons and muons), a harsh ETmiss threshold of 200 GeV and dedicated requirements to reduce contributions from multi-jet QCD processes are applied. Higher jet multiplicities due to the top decays are expected for the scenarios where the gluinos decay via off-shell stops, accounted for by SR6. 10-20% to the total SM prediction and are estimated using MC simulation
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