Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data
Abstract: A search for squarks and gluinos in final states containing high-pT jets, missing transverse momentum and no electrons or muons is presented. The data were recorded in 2012 by the ATLAS experiment in (formula presented) TeV proton-proton collisions at the Large Hadron Collider, with a tota...
Main Authors: | , , , , , , , , , , , , , , , , , , , , , , , , |
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Format: | Journal article |
Language: | English |
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Springer Verlag
2014
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author | The, A Aad, G Abbott, B Abdallah, J Khalek, SA Abdinov, O Aben, R Abi, B Abolins, M AbouZeid, O Abramowicz, H Abreu, H Abreu, R Abulaiti, Y Acharya, B Adamczyk, L Adams, D Adelman, J Adomeit, S Adye, T Agatonovic-Jovin, T Aguilar-Saavedra, J Agustoni, M Ahlen, S Ahmadov, F |
author_facet | The, A Aad, G Abbott, B Abdallah, J Khalek, SA Abdinov, O Aben, R Abi, B Abolins, M AbouZeid, O Abramowicz, H Abreu, H Abreu, R Abulaiti, Y Acharya, B Adamczyk, L Adams, D Adelman, J Adomeit, S Adye, T Agatonovic-Jovin, T Aguilar-Saavedra, J Agustoni, M Ahlen, S Ahmadov, F |
author_sort | The, A |
collection | OXFORD |
description | Abstract: A search for squarks and gluinos in final states containing high-pT jets, missing transverse momentum and no electrons or muons is presented. The data were recorded in 2012 by the ATLAS experiment in (formula presented) TeV proton-proton collisions at the Large Hadron Collider, with a total integrated luminosity of 20.3 fb−1. Results are interpreted in a variety of simplified and specific supersymmetry-breaking models assuming that R-parity is conserved and that the lightest neutralino is the lightest supersymmetric particle. An exclusion limit at the 95% confidence level on the mass of the gluino is set at 1330 GeV for a simplified model incorporating only a gluino and the lightest neutralino. For a simplified model involving the strong production of first- and second-generation squarks, squark masses below 850 GeV (440 GeV) are excluded for a massless lightest neutralino, assuming mass degenerate (single light-flavour) squarks. In mSUGRA/CMSSM models with tan β = 30, A0 = −2m0 and μ > 0, squarks and gluinos of equal mass are excluded for masses below 1700 GeV. Additional limits are set for non-universal Higgs mass models with gaugino mediation and for simplified models involving the pair production of gluinos, each decaying to a top squark and a top quark, with the top squark decaying to a charm quark and a neutralino. These limits extend the region of supersymmetric parameter space excluded by previous searches with the ATLAS detector.[Figure not available: see fulltext.] |
first_indexed | 2024-03-06T22:55:27Z |
format | Journal article |
id | oxford-uuid:60351216-4a74-400d-9a62-84d7969a2e33 |
institution | University of Oxford |
language | English |
last_indexed | 2024-03-06T22:55:27Z |
publishDate | 2014 |
publisher | Springer Verlag |
record_format | dspace |
spelling | oxford-uuid:60351216-4a74-400d-9a62-84d7969a2e332022-03-26T17:51:57ZSearch for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision dataJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:60351216-4a74-400d-9a62-84d7969a2e33EnglishSymplectic Elements at OxfordSpringer Verlag2014The, AAad, GAbbott, BAbdallah, JKhalek, SAAbdinov, OAben, RAbi, BAbolins, MAbouZeid, OAbramowicz, HAbreu, HAbreu, RAbulaiti, YAcharya, BAdamczyk, LAdams, DAdelman, JAdomeit, SAdye, TAgatonovic-Jovin, TAguilar-Saavedra, JAgustoni, MAhlen, SAhmadov, FAbstract: A search for squarks and gluinos in final states containing high-pT jets, missing transverse momentum and no electrons or muons is presented. The data were recorded in 2012 by the ATLAS experiment in (formula presented) TeV proton-proton collisions at the Large Hadron Collider, with a total integrated luminosity of 20.3 fb−1. Results are interpreted in a variety of simplified and specific supersymmetry-breaking models assuming that R-parity is conserved and that the lightest neutralino is the lightest supersymmetric particle. An exclusion limit at the 95% confidence level on the mass of the gluino is set at 1330 GeV for a simplified model incorporating only a gluino and the lightest neutralino. For a simplified model involving the strong production of first- and second-generation squarks, squark masses below 850 GeV (440 GeV) are excluded for a massless lightest neutralino, assuming mass degenerate (single light-flavour) squarks. In mSUGRA/CMSSM models with tan β = 30, A0 = −2m0 and μ > 0, squarks and gluinos of equal mass are excluded for masses below 1700 GeV. Additional limits are set for non-universal Higgs mass models with gaugino mediation and for simplified models involving the pair production of gluinos, each decaying to a top squark and a top quark, with the top squark decaying to a charm quark and a neutralino. These limits extend the region of supersymmetric parameter space excluded by previous searches with the ATLAS detector.[Figure not available: see fulltext.] |
spellingShingle | The, A Aad, G Abbott, B Abdallah, J Khalek, SA Abdinov, O Aben, R Abi, B Abolins, M AbouZeid, O Abramowicz, H Abreu, H Abreu, R Abulaiti, Y Acharya, B Adamczyk, L Adams, D Adelman, J Adomeit, S Adye, T Agatonovic-Jovin, T Aguilar-Saavedra, J Agustoni, M Ahlen, S Ahmadov, F Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data |
title | Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data |
title_full | Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data |
title_fullStr | Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data |
title_full_unstemmed | Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data |
title_short | Search for squarks and gluinos with the ATLAS detector in final states with jets and missing transverse momentum using s=8 TeV proton-proton collision data |
title_sort | search for squarks and gluinos with the atlas detector in final states with jets and missing transverse momentum using s 8 tev proton proton collision data |
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