{"id":{"repo_id":"buffalo","oai_identifier":"oai:ubir.buffalo.edu:10477/80941"},"canonical_url":"https://search.dev.ndltd.org/etd/buffalo/oai:ubir.buffalo.edu:10477/80941","repository":{"repo_id":"buffalo","name":"Buffalo","base_url":"https://ubir.buffalo.edu/oai/request"},"display":{"title":"Mixed QCD-Electroweak Corrections at O(alpha alpha_s) to Drell-Yan Processes at Hadron Colliders","abstract":"Ph.D.","abstract_html":"Ph.D.","abstract_has_math":false,"creators":["Hasan, Syed Mehedi; 0000-0003-3257-8176"],"institution":"State University of New York at Buffalo","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Wackeroth, Doreen","Physics"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2019,"date_issued":"2019-10-29T16:48:21Z","date_published":"2019-10-29T16:48:21Z","updated_at":"2026-07-27T19:05:28Z","subjects":["particle physics","theoretical physics"],"languages":["eng"],"rights":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10477/80941","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Wackeroth, Doreen","Physics"]},{"key":"dc:creator","label":"Author","values":["Hasan, Syed Mehedi; 0000-0003-3257-8176"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2019-10-29T16:48:21Z","2019","2019-08-09 11:14:16"]},{"key":"dc:publisher","label":"Institution","values":["State University of New York at Buffalo"]},{"key":"dc:type","label":"Dc Type","values":["Text","Dissertation"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["particle physics","theoretical physics"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/10477/80941"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Ph.D.","Drell-Yan processes are widely studied for their clean experimental signature and accurate measurements of various Standard Model (SM) parameters. In the era of the CERN Large Hadron Collider (LHC), the higher order perturbative corrections play a key role to connect experimental data with theory, thereby testing the SM at an unprecedented level of precision. A brief survey is presented on the status of the higher order corrections to W and Z boson production via the Drell-Yan process at the LHC. These processes provide a precise measurement of the W boson mass and a testing ground of Beyond the SM (BSM) physics. The need for a reduction of the theoretical uncertainty in the W boson mass measurement and in the search for BSM signals at high energies is explained to motivate the calculation of the mixed QCD-EW O(alpha alpha_s) corrections. The factorizable initial-initial type double virtual corrections are presented in terms of form factors. Master integrals for the initial final type double virtual corrections and real virtual corrections to on-shell Z or W production are presented up to the required expansion in epsilon. Necessary steps required for the numerical evaluation of the form factors and the master integrals are presented. An application of the Integration by Parts method is presented for a higher order calculation in low energy physics, i.e. QED O(alpha) corrections to electron-proton scattering. One loop QED box corrections are evaluated exactly, which are not available in the literature.","**To request an accessible version of the file(s) associated with this item, contact library@buffalo.edu. Please include the item's persistent URL [http://hdl.handle.net/. . .] in your request.**"]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Mixed QCD-Electroweak Corrections at O(alpha alpha_s) to Drell-Yan Processes at Hadron Colliders"]}]}],"canonical_facts":{"dc:contributor":["Wackeroth, Doreen","Physics"],"dc:creator":["Hasan, Syed Mehedi; 0000-0003-3257-8176"],"dc:date":["2019-10-29T16:48:21Z","2019","2019-08-09 11:14:16"],"dc:description":["Ph.D.","Drell-Yan processes are widely studied for their clean experimental signature and accurate measurements of various Standard Model (SM) parameters. In the era of the CERN Large Hadron Collider (LHC), the higher order perturbative corrections play a key role to connect experimental data with theory, thereby testing the SM at an unprecedented level of precision. A brief survey is presented on the status of the higher order corrections to W and Z boson production via the Drell-Yan process at the LHC. These processes provide a precise measurement of the W boson mass and a testing ground of Beyond the SM (BSM) physics. The need for a reduction of the theoretical uncertainty in the W boson mass measurement and in the search for BSM signals at high energies is explained to motivate the calculation of the mixed QCD-EW O(alpha alpha_s) corrections. The factorizable initial-initial type double virtual corrections are presented in terms of form factors. Master integrals for the initial final type double virtual corrections and real virtual corrections to on-shell Z or W production are presented up to the required expansion in epsilon. Necessary steps required for the numerical evaluation of the form factors and the master integrals are presented. An application of the Integration by Parts method is presented for a higher order calculation in low energy physics, i.e. QED O(alpha) corrections to electron-proton scattering. One loop QED box corrections are evaluated exactly, which are not available in the literature.","**To request an accessible version of the file(s) associated with this item, contact library@buffalo.edu. Please include the item's persistent URL [http://hdl.handle.net/. . .] in your request.**"],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/10477/80941"],"dc:language":["eng"],"dc:publisher":["State University of New York at Buffalo"],"dc:rights":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."],"dc:subject":["particle physics","theoretical physics"],"dc:title":["Mixed QCD-Electroweak Corrections at O(alpha alpha_s) to Drell-Yan Processes at Hadron Colliders"],"dc:type":["Text","Dissertation"]},"updated_at":"2026-07-27T19:05:28Z"}