{"id":{"repo_id":"aachen","oai_identifier":"oai:publications.rwth-aachen.de:61166"},"canonical_url":"https://search.dev.ndltd.org/etd/aachen/oai:publications.rwth-aachen.de:61166","repository":{"repo_id":"aachen","name":"RWTH Aachen University","base_url":"https://publications.rwth-aachen.de/oai2d"},"display":{"title":"Jets in photoproduction at HERA","abstract":"Dijet and three-jet cross sections as functions of various jet observables are measured in photoproduction using the H1 detector at HERA. The data sample comprises e + p data collected from 1995-97 with an integrated luminosity of 34.9 pb -1. Jets are found using the inclusive k algorithm with a minimum transverse momentum of the highest transverse momentum jet of 25 GeV. The phase space covers high longitudinal proton momentum fractions 0.05 < xRho < 0.6 and high photon longitudinal momentum fractions 0.1 < xGamma < 1. The results are compared to the predictions of leading order and next-to-leading order perturbative QCD including current photon and proton parton densities. The dijet cross sections are found to be compatible in a wide kinematical range. At low xGamma the 3-jet cross sections show deviations from the predictions of leading-order QCD.","abstract_html":"Dijet and three-jet cross sections as functions of various jet observables are measured in photoproduction using the H1 detector at HERA. The data sample comprises e + p data collected from 1995-97 with an integrated luminosity of 34.9 pb -1. Jets are found using the inclusive k algorithm with a minimum transverse momentum of the highest transverse momentum jet of 25 GeV. The phase space covers high longitudinal proton momentum fractions 0.05 &lt; xRho &lt; 0.6 and high photon longitudinal momentum fractions 0.1 &lt; xGamma &lt; 1. The results are compared to the predictions of leading order and next-to-leading order perturbative QCD including current photon and proton parton densities. The dijet cross sections are found to be compatible in a wide kinematical range. At low xGamma the 3-jet cross sections show deviations from the predictions of leading-order QCD.","abstract_has_math":false,"creators":["Caron, Sascha"],"institution":"Publikationsserver der RWTH Aachen University","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Berger, Christoph"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2002,"date_issued":"2002","date_published":"2002","updated_at":"2026-07-30T19:43:02Z","subjects":["info:eu-repo/classification/ddc/530","Physik"],"languages":["eng"],"rights":["info:eu-repo/semantics/openAccess"],"rights_urls":[],"identifier_entries":[{"key":"dc:identifier","label":"Identifier","values":["https://publications.rwth-aachen.de/search?p=id:%22RWTH-CONV-122846%22"],"render_values":[{"text":"https://publications.rwth-aachen.de/search?p=id:%22RWTH-CONV-122846%22","href":"https://publications.rwth-aachen.de/search?p=id:%22RWTH-CONV-122846%22","code":true}]}]},"links":{"outbound_url":"https://publications.rwth-aachen.de/record/61166","outbound_label":"Repository record","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Berger, Christoph"]},{"key":"dc:creator","label":"Author","values":["Caron, Sascha"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:coverage","label":"Dc Coverage","values":["DE"]},{"key":"dc:date","label":"Dc Date","values":["2002"]},{"key":"dc:publisher","label":"Institution","values":["Publikationsserver der RWTH Aachen University"]},{"key":"dc:relation","label":"Dc Relation","values":["info:eu-repo/semantics/altIdentifier/urn/urn:nbn:de:hbz:82-opus-4094"]},{"key":"dc:type","label":"Dc Type","values":["info:eu-repo/semantics/doctoralThesis","info:eu-repo/semantics/publishedVersion"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["info:eu-repo/classification/ddc/530","Physik"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["info:eu-repo/semantics/openAccess"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["https://publications.rwth-aachen.de/record/61166","https://publications.rwth-aachen.de/search?p=id:%22RWTH-CONV-122846%22"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Dijet and three-jet cross sections as functions of various jet observables are measured in photoproduction using the H1 detector at HERA. The data sample comprises e + p data collected from 1995-97 with an integrated luminosity of 34.9 pb -1. Jets are found using the inclusive k algorithm with a minimum transverse momentum of the highest transverse momentum jet of 25 GeV. The phase space covers high longitudinal proton momentum fractions 0.05 < xRho < 0.6 and high photon longitudinal momentum fractions 0.1 < xGamma < 1. The results are compared to the predictions of leading order and next-to-leading order perturbative QCD including current photon and proton parton densities. The dijet cross sections are found to be compatible in a wide kinematical range. At low xGamma the 3-jet cross sections show deviations from the predictions of leading-order QCD."]},{"key":"dc:source","label":"Dc Source","values":["Aachen : Publikationsserver der RWTH Aachen University II, 133 S. : Ill., graph. Darst. (2002). = Aachen, Techn. Hochsch., Diss., 2002"]},{"key":"dc:title","label":"Title","values":["Jets in photoproduction at HERA"]}]}],"canonical_facts":{"dc:contributor":["Berger, Christoph"],"dc:coverage":["DE"],"dc:creator":["Caron, Sascha"],"dc:date":["2002"],"dc:description":["Dijet and three-jet cross sections as functions of various jet observables are measured in photoproduction using the H1 detector at HERA. The data sample comprises e + p data collected from 1995-97 with an integrated luminosity of 34.9 pb -1. Jets are found using the inclusive k algorithm with a minimum transverse momentum of the highest transverse momentum jet of 25 GeV. The phase space covers high longitudinal proton momentum fractions 0.05 < xRho < 0.6 and high photon longitudinal momentum fractions 0.1 < xGamma < 1. The results are compared to the predictions of leading order and next-to-leading order perturbative QCD including current photon and proton parton densities. The dijet cross sections are found to be compatible in a wide kinematical range. At low xGamma the 3-jet cross sections show deviations from the predictions of leading-order QCD."],"dc:identifier":["https://publications.rwth-aachen.de/record/61166","https://publications.rwth-aachen.de/search?p=id:%22RWTH-CONV-122846%22"],"dc:language":["eng"],"dc:publisher":["Publikationsserver der RWTH Aachen University"],"dc:relation":["info:eu-repo/semantics/altIdentifier/urn/urn:nbn:de:hbz:82-opus-4094"],"dc:rights":["info:eu-repo/semantics/openAccess"],"dc:source":["Aachen : Publikationsserver der RWTH Aachen University II, 133 S. : Ill., graph. Darst. (2002). = Aachen, Techn. Hochsch., Diss., 2002"],"dc:subject":["info:eu-repo/classification/ddc/530","Physik"],"dc:title":["Jets in photoproduction at HERA"],"dc:type":["info:eu-repo/semantics/doctoralThesis","info:eu-repo/semantics/publishedVersion"]},"updated_at":"2026-07-30T19:43:02Z"}