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The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC

After the Phase-II upgrades to the LHC the luminosity will reach up to ${5-7.5\cdot10^{34}\;cm^{-2}s^{-1}}$. This will push the rate of the single lepton triggers beyond readout capability using the current ${p_T}$ thresholds. Simply increasing the thresholds is not a viable options since this would...

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Autor principal: Gradin, J
Lenguaje:eng
Publicado: 2014
Materias:
Acceso en línea:http://cds.cern.ch/record/1756943
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author Gradin, J
author_facet Gradin, J
author_sort Gradin, J
collection CERN
description After the Phase-II upgrades to the LHC the luminosity will reach up to ${5-7.5\cdot10^{34}\;cm^{-2}s^{-1}}$. This will push the rate of the single lepton triggers beyond readout capability using the current ${p_T}$ thresholds. Simply increasing the thresholds is not a viable options since this would mean a loss in physics. The proposed solution is to take tracking information into account already at the L1 trigger which has been shown to reduce the trigger rates to an acceptable level. This poster presents some of the ongoing work to implement such a trigger for the ATLAS detector.
id cern-1756943
institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2014
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spelling cern-17569432019-09-30T06:29:59Zhttp://cds.cern.ch/record/1756943engGradin, JThe upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHCParticle Physics - ExperimentAfter the Phase-II upgrades to the LHC the luminosity will reach up to ${5-7.5\cdot10^{34}\;cm^{-2}s^{-1}}$. This will push the rate of the single lepton triggers beyond readout capability using the current ${p_T}$ thresholds. Simply increasing the thresholds is not a viable options since this would mean a loss in physics. The proposed solution is to take tracking information into account already at the L1 trigger which has been shown to reduce the trigger rates to an acceptable level. This poster presents some of the ongoing work to implement such a trigger for the ATLAS detector.ATL-DAQ-SLIDE-2014-660oai:cds.cern.ch:17569432014-09-21
spellingShingle Particle Physics - Experiment
Gradin, J
The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC
title The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC
title_full The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC
title_fullStr The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC
title_full_unstemmed The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC
title_short The upgrade plans and challenges of the ATLAS first-level trigger towards the HL-LHC
title_sort upgrade plans and challenges of the atlas first-level trigger towards the hl-lhc
topic Particle Physics - Experiment
url http://cds.cern.ch/record/1756943
work_keys_str_mv AT gradinj theupgradeplansandchallengesoftheatlasfirstleveltriggertowardsthehllhc
AT gradinj upgradeplansandchallengesoftheatlasfirstleveltriggertowardsthehllhc