{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/18839"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/18839","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"A search for top quarks in PP collisions using dileptons","abstract":"A search for tt pairs in pp collisions with a center of mass energy ,fS = l.STeV is presented. The analysis looks for ti pairs which decayed through the chain ti -+ w+ bW-b -+ f+z;bf-vb where one of the b quarks is explicitly identified. In a sample of 109.4 ± 7.2 pb-1 of data, 6 tags in 4 events are found with an expected background of 1.53 ± .33 events. This results in an estimated production cross section of 4.6!tt pb at mtop = 175 Ge V / c2","abstract_html":"A search for tt pairs in pp collisions with a center of mass energy ,fS = l.STeV is presented. The analysis looks for ti pairs which decayed through the chain ti -+ w+ bW-b -+ f+z;bf-vb where one of the b quarks is explicitly identified. In a sample of 109.4 ± 7.2 pb-1 of data, 6 tags in 4 events are found with an expected background of 1.53 ± .33 events. This results in an estimated production cross section of 4.6!tt pb at mtop = 175 Ge V / c2","abstract_has_math":false,"creators":["Martin, Andrew James"],"institution":null,"degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["Liss, Tony M."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-04-19T15:45:35Z","date_published":"2011-04-19T15:45:35Z","updated_at":"2026-07-22T22:25:11Z","subjects":["dileptons","PP collisions","quarks"],"languages":["en"],"rights":[],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["3953504"],"render_values":[{"text":"3953504","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/18839","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Liss, Tony M."]},{"key":"dc:creator","label":"Author","values":["Martin, Andrew James"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-04-19T15:45:35Z","10000-01-01","1996-05"]},{"key":"dc:type","label":"Dc Type","values":["Dissertation / Thesis","text"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Physics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Dissertation"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Ph.D."]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["dileptons","PP collisions","quarks"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["en"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["3953504","http://hdl.handle.net/2142/18839"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["A search for tt pairs in pp collisions with a center of mass energy ,fS = l.STeV is presented. 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