Treating jet correlations in high pile-up at hadron colliders

Experiments in the high-luminosity runs at the Large Hadron Collider face the challenges of very large pile-up. Primary techniques to deal with this are based on precise vertex and track reconstruction. Outside tracker acceptances, however, lie regions of interest for many aspects of the LHC physics...

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Main Authors: F. Hautmann, H. Jung, H. Van Haevermaet
Format: Article
Language:English
Published: Elsevier 2016-03-01
Series:Physics Letters B
Online Access:http://www.sciencedirect.com/science/article/pii/S0370269316000502
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spelling doaj-7d0d4fa2eb1844e2aa7bb6006d511bac2020-11-24T22:29:04ZengElsevierPhysics Letters B0370-26931873-24452016-03-01754C26026310.1016/j.physletb.2015.12.079Treating jet correlations in high pile-up at hadron collidersF. Hautmann0H. Jung1H. Van Haevermaet2Rutherford Appleton Laboratory & University of Southampton, United KingdomDeutsches Elektronen Synchrotron, GermanyElementaire Deeltjes Fysica, Universiteit Antwerpen, BelgiumExperiments in the high-luminosity runs at the Large Hadron Collider face the challenges of very large pile-up. Primary techniques to deal with this are based on precise vertex and track reconstruction. Outside tracker acceptances, however, lie regions of interest for many aspects of the LHC physics program. We explore complementary approaches to pile-up treatment and propose a data-driven jet-mixing method which can be used outside tracker acceptances without depending on Monte Carlo generators. The method can be applied to treat correlation observables and take into account, besides the jet transverse momentum pedestal, effects of hard jets from pile-up.http://www.sciencedirect.com/science/article/pii/S0370269316000502
collection DOAJ
language English
format Article
sources DOAJ
author F. Hautmann
H. Jung
H. Van Haevermaet
spellingShingle F. Hautmann
H. Jung
H. Van Haevermaet
Treating jet correlations in high pile-up at hadron colliders
Physics Letters B
author_facet F. Hautmann
H. Jung
H. Van Haevermaet
author_sort F. Hautmann
title Treating jet correlations in high pile-up at hadron colliders
title_short Treating jet correlations in high pile-up at hadron colliders
title_full Treating jet correlations in high pile-up at hadron colliders
title_fullStr Treating jet correlations in high pile-up at hadron colliders
title_full_unstemmed Treating jet correlations in high pile-up at hadron colliders
title_sort treating jet correlations in high pile-up at hadron colliders
publisher Elsevier
series Physics Letters B
issn 0370-2693
1873-2445
publishDate 2016-03-01
description Experiments in the high-luminosity runs at the Large Hadron Collider face the challenges of very large pile-up. Primary techniques to deal with this are based on precise vertex and track reconstruction. Outside tracker acceptances, however, lie regions of interest for many aspects of the LHC physics program. We explore complementary approaches to pile-up treatment and propose a data-driven jet-mixing method which can be used outside tracker acceptances without depending on Monte Carlo generators. The method can be applied to treat correlation observables and take into account, besides the jet transverse momentum pedestal, effects of hard jets from pile-up.
url http://www.sciencedirect.com/science/article/pii/S0370269316000502
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AT hjung treatingjetcorrelationsinhighpileupathadroncolliders
AT hvanhaevermaet treatingjetcorrelationsinhighpileupathadroncolliders
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