Search for supersymmetry in events with a Z boson, jets and missing energy

We present a search for Physics beyond the Standard Model (SM) in final states with a Z boson, jets and missing transverse energy, using a data sample collected in 2011 by the CMS detector at the Large Hadron Collider corresponding to an integrated luminosity of 2.1 fb−1. This final state is predict...

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Main Author: Buchmann Marco-Andrea
Format: Article
Language:English
Published: EDP Sciences 2012-06-01
Series:EPJ Web of Conferences
Online Access:http://dx.doi.org/10.1051/epjconf/20122812017
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author Buchmann Marco-Andrea
author_facet Buchmann Marco-Andrea
author_sort Buchmann Marco-Andrea
collection DOAJ
description We present a search for Physics beyond the Standard Model (SM) in final states with a Z boson, jets and missing transverse energy, using a data sample collected in 2011 by the CMS detector at the Large Hadron Collider corresponding to an integrated luminosity of 2.1 fb−1. This final state is predicted in several models of Physics beyond the SM, including supersymmetry. A novel analysis method is exploited, the Jet-Z Balance method, and a precise determination of the total SM background is obtained using a control sample from data. In the absence of any significant excess beyond the SM background, upper limits are set on simple models of supersymmetry, and further information is provided to allow confrontation of other models to these results.
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spelling doaj.art-5a3b6ec4be2f49deb2a70efadf0780992022-12-21T19:30:44ZengEDP SciencesEPJ Web of Conferences2100-014X2012-06-01281201710.1051/epjconf/20122812017Search for supersymmetry in events with a Z boson, jets and missing energyBuchmann Marco-AndreaWe present a search for Physics beyond the Standard Model (SM) in final states with a Z boson, jets and missing transverse energy, using a data sample collected in 2011 by the CMS detector at the Large Hadron Collider corresponding to an integrated luminosity of 2.1 fb−1. This final state is predicted in several models of Physics beyond the SM, including supersymmetry. A novel analysis method is exploited, the Jet-Z Balance method, and a precise determination of the total SM background is obtained using a control sample from data. In the absence of any significant excess beyond the SM background, upper limits are set on simple models of supersymmetry, and further information is provided to allow confrontation of other models to these results.http://dx.doi.org/10.1051/epjconf/20122812017
spellingShingle Buchmann Marco-Andrea
Search for supersymmetry in events with a Z boson, jets and missing energy
EPJ Web of Conferences
title Search for supersymmetry in events with a Z boson, jets and missing energy
title_full Search for supersymmetry in events with a Z boson, jets and missing energy
title_fullStr Search for supersymmetry in events with a Z boson, jets and missing energy
title_full_unstemmed Search for supersymmetry in events with a Z boson, jets and missing energy
title_short Search for supersymmetry in events with a Z boson, jets and missing energy
title_sort search for supersymmetry in events with a z boson jets and missing energy
url http://dx.doi.org/10.1051/epjconf/20122812017
work_keys_str_mv AT buchmannmarcoandrea searchforsupersymmetryineventswithazbosonjetsandmissingenergy