Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector

The ATLAS detector is used to search for excited leptons in the electromagnetic radiative decay channel *→γ. Results are presented based on the analysis of pp collisions at a center-of-mass energy of 7 TeV corresponding to an integrated luminosity of 2.05fb-1. No evidence for excited leptons is foun...

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Main Authors: Aad, G, Abbott, B, Abdallah, J, Abdelalim, A, Abdesselam, A, Abdinov, O, Abi, B, Abolins, M, AbouZeid, O, Abramowicz, H, Abreu, H, Acerbi, E, Acharya, B, Adamczyk, L, Adams, D, Addy, T, Adelman, J, Aderholz, M, Adomeit, S, Adragna, P, Adye, T, Aefsky, S, Aguilar-Saavedra, J, Aharrouche, M, Ahlen, S
Format: Journal article
Language:English
Published: 2012
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author Aad, G
Abbott, B
Abdallah, J
Abdelalim, A
Abdesselam, A
Abdinov, O
Abi, B
Abolins, M
AbouZeid, O
Abramowicz, H
Abreu, H
Acerbi, E
Acharya, B
Adamczyk, L
Adams, D
Addy, T
Adelman, J
Aderholz, M
Adomeit, S
Adragna, P
Adye, T
Aefsky, S
Aguilar-Saavedra, J
Aharrouche, M
Ahlen, S
author_facet Aad, G
Abbott, B
Abdallah, J
Abdelalim, A
Abdesselam, A
Abdinov, O
Abi, B
Abolins, M
AbouZeid, O
Abramowicz, H
Abreu, H
Acerbi, E
Acharya, B
Adamczyk, L
Adams, D
Addy, T
Adelman, J
Aderholz, M
Adomeit, S
Adragna, P
Adye, T
Aefsky, S
Aguilar-Saavedra, J
Aharrouche, M
Ahlen, S
author_sort Aad, G
collection OXFORD
description The ATLAS detector is used to search for excited leptons in the electromagnetic radiative decay channel *→γ. Results are presented based on the analysis of pp collisions at a center-of-mass energy of 7 TeV corresponding to an integrated luminosity of 2.05fb-1. No evidence for excited leptons is found, and limits are set on the compositeness scale Λ as a function of the excited lepton mass m *. In the special case where Λ=m *, excited electron and muon masses below 1.87 TeV and 1.75 TeV are excluded at 95% C.L., respectively. © 2012 CERN.
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spelling oxford-uuid:859853e3-e37c-4db9-9665-7668b4718c052022-03-26T21:58:37ZSearch for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detectorJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:859853e3-e37c-4db9-9665-7668b4718c05EnglishSymplectic Elements at Oxford2012Aad, GAbbott, BAbdallah, JAbdelalim, AAbdesselam, AAbdinov, OAbi, BAbolins, MAbouZeid, OAbramowicz, HAbreu, HAcerbi, EAcharya, BAdamczyk, LAdams, DAddy, TAdelman, JAderholz, MAdomeit, SAdragna, PAdye, TAefsky, SAguilar-Saavedra, JAharrouche, MAhlen, SThe ATLAS detector is used to search for excited leptons in the electromagnetic radiative decay channel *→γ. Results are presented based on the analysis of pp collisions at a center-of-mass energy of 7 TeV corresponding to an integrated luminosity of 2.05fb-1. No evidence for excited leptons is found, and limits are set on the compositeness scale Λ as a function of the excited lepton mass m *. In the special case where Λ=m *, excited electron and muon masses below 1.87 TeV and 1.75 TeV are excluded at 95% C.L., respectively. © 2012 CERN.
spellingShingle Aad, G
Abbott, B
Abdallah, J
Abdelalim, A
Abdesselam, A
Abdinov, O
Abi, B
Abolins, M
AbouZeid, O
Abramowicz, H
Abreu, H
Acerbi, E
Acharya, B
Adamczyk, L
Adams, D
Addy, T
Adelman, J
Aderholz, M
Adomeit, S
Adragna, P
Adye, T
Aefsky, S
Aguilar-Saavedra, J
Aharrouche, M
Ahlen, S
Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector
title Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector
title_full Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector
title_fullStr Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector
title_full_unstemmed Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector
title_short Search for excited leptons in proton-proton collisions at root s=7 TeV with the ATLAS detector
title_sort search for excited leptons in proton proton collisions at root s 7 tev with the atlas detector
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