Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV
Events in p̄p collisions at √s= 1.8 TeV with total transverse energy exceeding 500 GeV are used to set limits on quark substructure. The data are consistent with next-to-leading order QCD calculations. We set a lower limit of 2.0 TeV at 95% confidence on the energy scale ΛLL for compositeness in qua...
Main Authors: | , , , , , , , , , , , , , , , , , , , , , , , , |
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格式: | Journal article |
语言: | English |
出版: |
2000
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_version_ | 1826259475922681856 |
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author | Abbott, B Abolins, M Abramov, V Acharya, B Adams, D Adams, M Akimov, V Alves, G Amos, N Anderson, E Baarmand, M Babintsev, V Babukhadia, L Baden, A Baldin, B Banerjee, S Bantly, J Barberis, E Baringer, P Bartlett, J Bassler, U Bean, A Belyaev, A Beri, S Bernardi, G |
author_facet | Abbott, B Abolins, M Abramov, V Acharya, B Adams, D Adams, M Akimov, V Alves, G Amos, N Anderson, E Baarmand, M Babintsev, V Babukhadia, L Baden, A Baldin, B Banerjee, S Bantly, J Barberis, E Baringer, P Bartlett, J Bassler, U Bean, A Belyaev, A Beri, S Bernardi, G |
author_sort | Abbott, B |
collection | OXFORD |
description | Events in p̄p collisions at √s= 1.8 TeV with total transverse energy exceeding 500 GeV are used to set limits on quark substructure. The data are consistent with next-to-leading order QCD calculations. We set a lower limit of 2.0 TeV at 95% confidence on the energy scale ΛLL for compositeness in quarks, assuming a model with a left-left isoscalar contact interaction term. The limits on ΛLL are found to be insensitive to the sign of the interference term in the Lagrangian. ©2000 The American Physical Society. |
first_indexed | 2024-03-06T18:50:29Z |
format | Journal article |
id | oxford-uuid:100c69d3-41ee-4870-8ecd-c6d3f80c42f8 |
institution | University of Oxford |
language | English |
last_indexed | 2024-03-06T18:50:29Z |
publishDate | 2000 |
record_format | dspace |
spelling | oxford-uuid:100c69d3-41ee-4870-8ecd-c6d3f80c42f82022-03-26T09:54:25ZLimits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeVJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:100c69d3-41ee-4870-8ecd-c6d3f80c42f8EnglishSymplectic Elements at Oxford2000Abbott, BAbolins, MAbramov, VAcharya, BAdams, DAdams, MAkimov, VAlves, GAmos, NAnderson, EBaarmand, MBabintsev, VBabukhadia, LBaden, ABaldin, BBanerjee, SBantly, JBarberis, EBaringer, PBartlett, JBassler, UBean, ABelyaev, ABeri, SBernardi, GEvents in p̄p collisions at √s= 1.8 TeV with total transverse energy exceeding 500 GeV are used to set limits on quark substructure. The data are consistent with next-to-leading order QCD calculations. We set a lower limit of 2.0 TeV at 95% confidence on the energy scale ΛLL for compositeness in quarks, assuming a model with a left-left isoscalar contact interaction term. The limits on ΛLL are found to be insensitive to the sign of the interference term in the Lagrangian. ©2000 The American Physical Society. |
spellingShingle | Abbott, B Abolins, M Abramov, V Acharya, B Adams, D Adams, M Akimov, V Alves, G Amos, N Anderson, E Baarmand, M Babintsev, V Babukhadia, L Baden, A Baldin, B Banerjee, S Bantly, J Barberis, E Baringer, P Bartlett, J Bassler, U Bean, A Belyaev, A Beri, S Bernardi, G Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV |
title | Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV |
title_full | Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV |
title_fullStr | Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV |
title_full_unstemmed | Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV |
title_short | Limits on quark compositeness from high energy jets in p̄p collisions at 1.8 TeV |
title_sort | limits on quark compositeness from high energy jets in pp collisions at 1 8 tev |
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