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Invisible Z Estimation in the Monojet Final State

A study in jet plus missing transverse energy (MET) in the LHC has high potential for discovery of new physics. One of dominant backgrounds remaining after applying monojet event selections is invisible Z. In this work, a contribution of irreducible invisible Z background is estimated by using Z(μμ)...

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Autor principal: Tubsrinuan, Nuttamas
Lenguaje:eng
Publicado: 2014
Materias:
Acceso en línea:http://cds.cern.ch/record/1751432
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author Tubsrinuan, Nuttamas
author_facet Tubsrinuan, Nuttamas
author_sort Tubsrinuan, Nuttamas
collection CERN
description A study in jet plus missing transverse energy (MET) in the LHC has high potential for discovery of new physics. One of dominant backgrounds remaining after applying monojet event selections is invisible Z. In this work, a contribution of irreducible invisible Z background is estimated by using Z(μμ)+jets and W(μυ)+jets events. Since they are statistically uncorrelated, the final estimate is determined by taking the weighted average of the two predictions. Finally, the exclusion limit is calculated from the result.
id cern-1751432
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2014
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spelling cern-17514322019-09-30T06:29:59Zhttp://cds.cern.ch/record/1751432engTubsrinuan, NuttamasInvisible Z Estimation in the Monojet Final StateParticle Physics - ExperimentA study in jet plus missing transverse energy (MET) in the LHC has high potential for discovery of new physics. One of dominant backgrounds remaining after applying monojet event selections is invisible Z. In this work, a contribution of irreducible invisible Z background is estimated by using Z(μμ)+jets and W(μυ)+jets events. Since they are statistically uncorrelated, the final estimate is determined by taking the weighted average of the two predictions. Finally, the exclusion limit is calculated from the result.CERN-STUDENTS-Note-2014-103oai:cds.cern.ch:17514322014-08-22
spellingShingle Particle Physics - Experiment
Tubsrinuan, Nuttamas
Invisible Z Estimation in the Monojet Final State
title Invisible Z Estimation in the Monojet Final State
title_full Invisible Z Estimation in the Monojet Final State
title_fullStr Invisible Z Estimation in the Monojet Final State
title_full_unstemmed Invisible Z Estimation in the Monojet Final State
title_short Invisible Z Estimation in the Monojet Final State
title_sort invisible z estimation in the monojet final state
topic Particle Physics - Experiment
url http://cds.cern.ch/record/1751432
work_keys_str_mv AT tubsrinuannuttamas invisiblezestimationinthemonojetfinalstate