Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector

A search for diphoton events with large missing transverse momentum has been performed using proton-proton collision data at s=7 TeV recorded with the ATLAS detector, corresponding to an integrated luminosity of 4.8 fb-1. No excess of events was observed above the Standard Model prediction and model...

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मुख्य लेखकों: Aad, G, Abajyan, T, Abbott, B, Abdallah, J, Abdel Khalek, S, Abdelalim, A, Abdinov, O, Aben, R, Abi, B, Abolins, M, AbouZeid, O, Abramowicz, H, Abreu, H, Acerbi, E, Acharya, B, Adamczyk, L, Adams, D, Addy, T, Adelman, J, Adomeit, S, Adragna, P, Adye, T, Aefsky, S
स्वरूप: Journal article
प्रकाशित: 2012
_version_ 1826302971679342592
author Aad, G
Abajyan, T
Abbott, B
Abdallah, J
Abdel Khalek, S
Abdelalim, A
Abdinov, O
Aben, R
Abi, B
Abolins, M
AbouZeid, O
Abramowicz, H
Abreu, H
Acerbi, E
Acerbi, E
Acharya, B
Acharya, B
Adamczyk, L
Adams, D
Addy, T
Adelman, J
Adomeit, S
Adragna, P
Adye, T
Aefsky, S
author_facet Aad, G
Abajyan, T
Abbott, B
Abdallah, J
Abdel Khalek, S
Abdelalim, A
Abdinov, O
Aben, R
Abi, B
Abolins, M
AbouZeid, O
Abramowicz, H
Abreu, H
Acerbi, E
Acerbi, E
Acharya, B
Acharya, B
Adamczyk, L
Adams, D
Addy, T
Adelman, J
Adomeit, S
Adragna, P
Adye, T
Aefsky, S
author_sort Aad, G
collection OXFORD
description A search for diphoton events with large missing transverse momentum has been performed using proton-proton collision data at s=7 TeV recorded with the ATLAS detector, corresponding to an integrated luminosity of 4.8 fb-1. No excess of events was observed above the Standard Model prediction and model-dependent 95% confidence level exclusion limits are set. In the context of a generalised model of gauge-mediated supersymmetry breaking with a bino-like lightest neutralino of mass above 50 GeV, gluinos (squarks) below 1.07 TeV (0.87 TeV) are excluded, while a breaking scale Λ below 196 TeV is excluded for a minimal model of gauge-mediated supersymmetry breaking. For a specific model with one universal extra dimension, compactification scales 1/R<1.40 TeV are excluded. These limits provide the most stringent tests of these models to date. © 2012 CERN.
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spelling oxford-uuid:ea5e8ef5-a4ac-460f-9c6b-d460b9a3c5672022-03-27T11:01:49ZSearch for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detectorJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:ea5e8ef5-a4ac-460f-9c6b-d460b9a3c567Symplectic Elements at Oxford2012Aad, GAbajyan, TAbbott, BAbdallah, JAbdel Khalek, SAbdelalim, AAbdinov, OAben, RAbi, BAbolins, MAbouZeid, OAbramowicz, HAbreu, HAcerbi, EAcerbi, EAcharya, BAcharya, BAdamczyk, LAdams, DAddy, TAdelman, JAdomeit, SAdragna, PAdye, TAefsky, SA search for diphoton events with large missing transverse momentum has been performed using proton-proton collision data at s=7 TeV recorded with the ATLAS detector, corresponding to an integrated luminosity of 4.8 fb-1. No excess of events was observed above the Standard Model prediction and model-dependent 95% confidence level exclusion limits are set. In the context of a generalised model of gauge-mediated supersymmetry breaking with a bino-like lightest neutralino of mass above 50 GeV, gluinos (squarks) below 1.07 TeV (0.87 TeV) are excluded, while a breaking scale Λ below 196 TeV is excluded for a minimal model of gauge-mediated supersymmetry breaking. For a specific model with one universal extra dimension, compactification scales 1/R<1.40 TeV are excluded. These limits provide the most stringent tests of these models to date. © 2012 CERN.
spellingShingle Aad, G
Abajyan, T
Abbott, B
Abdallah, J
Abdel Khalek, S
Abdelalim, A
Abdinov, O
Aben, R
Abi, B
Abolins, M
AbouZeid, O
Abramowicz, H
Abreu, H
Acerbi, E
Acerbi, E
Acharya, B
Acharya, B
Adamczyk, L
Adams, D
Addy, T
Adelman, J
Adomeit, S
Adragna, P
Adye, T
Aefsky, S
Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector
title Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector
title_full Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector
title_fullStr Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector
title_full_unstemmed Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector
title_short Search for diphoton events with large missing transverse momentum in 7 TeV proton-proton collision data with the ATLAS detector
title_sort search for diphoton events with large missing transverse momentum in 7 tev proton proton collision data with the atlas detector
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