{"id":{"repo_id":"uiuc","oai_identifier":"oai:www.ideals.illinois.edu:2142/22505"},"canonical_url":"https://search.dev.ndltd.org/etd/uiuc/oai:www.ideals.illinois.edu:2142/22505","repository":{"repo_id":"uiuc","name":"University of Illinois - Urbana-Champaign","base_url":"https://www.ideals.illinois.edu/oai-pmh"},"display":{"title":"Photoproduction of D(+,-) mesons","abstract":"U of I Only","abstract_html":"U of I Only","abstract_has_math":false,"creators":["Lingel, Karen Lynette"],"institution":"University of Illinois at Urbana-Champaign","degree_name":"Ph.D.","degree_level":"Dissertation","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":["Wiss, J.E."],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2011,"date_issued":"2011-05-07T13:41:59Z","date_published":"2011-05-07T13:41:59Z","updated_at":"2026-07-22T22:25:20Z","subjects":["Physics, Elementary Particles and High Energy"],"languages":["eng"],"rights":["Copyright 1990 Lingel, Karen Lynette"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9114321","(UMI)AAI9114321"],"render_values":[{"text":"AAI9114321","href":null,"code":true},{"text":"(UMI)AAI9114321","href":null,"code":true}]}]},"links":{"outbound_url":"http://hdl.handle.net/2142/22505","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Wiss, J.E."]},{"key":"dc:creator","label":"Author","values":["Lingel, Karen Lynette"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2011-05-07T13:41:59Z","10000-01-01","1990"]},{"key":"dc:type","label":"Dc Type","values":["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."]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["University of Illinois at Urbana-Champaign"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Physics, Elementary Particles and High Energy"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright 1990 Lingel, Karen Lynette"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["AAI9114321","(UMI)AAI9114321","http://hdl.handle.net/2142/22505"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["U of I Only","$D\\sp{\\pm}$ mesons have been observed in photoproduction in Fermilab experiment E687. A sample of approximately 2500 events of the decay $D\\sp{\\pm}\\ \\to\\ K\\sp{\\pm}\\pi\\sp{\\pm}\\pi\\sp{\\pm}$ has been analyzed. The cross section for $x\\sb{f}\\ >$ 0 is measured to be BR $\\cdot$ $\\sigma$ = 0.368 $\\pm$ 0.073 $\\pm$ 0.111 $\\mu$b/Be nucleus at our average photon energy of 220 GeV. The cross section dependence on incident photon energy, Feynman x, and transverse momentum has also been measured and found to be in good agreement with other measurements.","The lifetime of the $D\\sp{\\pm}$ has been measured to be 1.061 $\\pm$ 0.039 $\\pm$ 0.020 picoseconds. This measurement is also in good agreement with recent results.","Made available in DSpace on 2011-05-07T13:41:59Z (GMT). No. of bitstreams: 2 license.txt: 4922 bytes, checksum: 910b249b4beec47e7ab768910c8f966f (MD5) 9114321.pdf: 3631174 bytes, checksum: 32ac4d0c45d972a2c0c509b6e711ba34 (MD5) Previous issue date: 1990","Item marked as restricted to the 'UIUC Users [automated]' Group (id=2) by Howard Ding (hding2@illinois.edu) on 2011-05-07T14:58:04Z Item is restricted indefinitely.","Restriction data tranferred 2014-07-01T11:27:17-05:00 Original Data Group with Access UIUC Users [automated] Release Date: none Reason: ETDs are only available to UIUC Users without author permission","ETDs are only available to UIUC Users without author permission"]},{"key":"dc:title","label":"Title","values":["Photoproduction of D(+,-) mesons"]}]}],"canonical_facts":{"dc:contributor":["Wiss, J.E."],"dc:creator":["Lingel, Karen Lynette"],"dc:date":["2011-05-07T13:41:59Z","10000-01-01","1990"],"dc:description":["U of I Only","$D\\sp{\\pm}$ mesons have been observed in photoproduction in Fermilab experiment E687. A sample of approximately 2500 events of the decay $D\\sp{\\pm}\\ \\to\\ K\\sp{\\pm}\\pi\\sp{\\pm}\\pi\\sp{\\pm}$ has been analyzed. The cross section for $x\\sb{f}\\ >$ 0 is measured to be BR $\\cdot$ $\\sigma$ = 0.368 $\\pm$ 0.073 $\\pm$ 0.111 $\\mu$b/Be nucleus at our average photon energy of 220 GeV. The cross section dependence on incident photon energy, Feynman x, and transverse momentum has also been measured and found to be in good agreement with other measurements.","The lifetime of the $D\\sp{\\pm}$ has been measured to be 1.061 $\\pm$ 0.039 $\\pm$ 0.020 picoseconds. This measurement is also in good agreement with recent results.","Made available in DSpace on 2011-05-07T13:41:59Z (GMT). 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