{"id":{"repo_id":"texas","oai_identifier":"oai:repositories.lib.utexas.edu:2152/10315"},"canonical_url":"https://search.dev.ndltd.org/etd/texas/oai:repositories.lib.utexas.edu:2152/10315","repository":{"repo_id":"texas","name":"University of Texas","base_url":"https://repositories.lib.utexas.edu/server/oai/request"},"display":{"title":"Investigation of the shear layer versus the last closed flux surface on TEXT-upgrade","abstract":"The Texas Experimental Tokamak Upgrade (TEXT-Upgrade) has a set of 41 magnetic sensor coils that are used to determine the magnetic flux surface configuration of plasma discharges. These reconstructions include the x-points and the separatrix. These magnetic flux surface reconstructions and simultaneous data from several Langmuir probes are used to determine the locations of features in the shear layer, specifically the flux surface where Er=0, and of the last closed flux surface (LCFS). This is done for several different magnetic configurations. These results are then compared to results obtained from other tokamaks.","abstract_html":"The Texas Experimental Tokamak Upgrade (TEXT-Upgrade) has a set of 41 magnetic sensor coils that are used to determine the magnetic flux surface configuration of plasma discharges. These reconstructions include the x-points and the separatrix. These magnetic flux surface reconstructions and simultaneous data from several Langmuir probes are used to determine the locations of features in the shear layer, specifically the flux surface where Er=0, and of the last closed flux surface (LCFS). This is done for several different magnetic configurations. These results are then compared to results obtained from other tokamaks.","abstract_has_math":false,"creators":["Craig, Joseph Lackey"],"institution":"The University of Texas at Austin","degree_name":"Doctor of Philosophy","degree_level":"Doctoral","degree_discipline":"Physics","degree_department":null,"school":null,"contributors":[],"advisors":["Gentle, Kenneth W"],"committee_chairs":[],"committee_members":[],"year":2001,"date_issued":"2001-08","date_published":"2001-08","updated_at":"2026-07-24T05:01:22Z","subjects":["Plasma diagnostics","Tokamaks--Texas"],"languages":["eng"],"rights":["Copyright is held by the author. Presentation of this material on the Libraries' web site by University Libraries, The University of Texas at Austin was made possible under a limited license grant from the author who has retained all copyrights in the works."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/2152/10315","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Gentle, Kenneth W"]},{"key":"dc:creator","label":"Author","values":["Craig, Joseph Lackey"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2011-03-07T20:11:22Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2011-03-07T20:11:22Z"]},{"key":"dc:date.issued","label":"Date","values":["2001-08"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Physics"]},{"key":"thesis:degree_level","label":"Degree Level","values":["Doctoral"]},{"key":"thesis:degree_name","label":"Degree Name","values":["Doctor of Philosophy"]},{"key":"thesis:institution_name","label":"Thesis Institution Name","values":["The University of Texas at Austin"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Plasma diagnostics","Tokamaks--Texas"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright is held by the author. Presentation of this material on the Libraries' web site by University Libraries, The University of Texas at Austin was made possible under a limited license grant from the author who has retained all copyrights in the works."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/2152/10315"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["text"]},{"key":"dc:description.abstract","label":"Abstract","values":["The Texas Experimental Tokamak Upgrade (TEXT-Upgrade) has a set of 41 magnetic sensor coils that are used to determine the magnetic flux surface configuration of plasma discharges. These reconstructions include the x-points and the separatrix. These magnetic flux surface reconstructions and simultaneous data from several Langmuir probes are used to determine the locations of features in the shear layer, specifically the flux surface where Er=0, and of the last closed flux surface (LCFS). This is done for several different magnetic configurations. These results are then compared to results obtained from other tokamaks."]},{"key":"dc:format.medium","label":"Dc Format Medium","values":["electronic"]},{"key":"dc:title","label":"Title","values":["Investigation of the shear layer versus the last closed flux surface on TEXT-upgrade"]}]}],"canonical_facts":{"dc:contributor.advisor":["Gentle, Kenneth W"],"dc:creator":["Craig, Joseph Lackey"],"dc:date.accessioned":["2011-03-07T20:11:22Z"],"dc:date.available":["2011-03-07T20:11:22Z"],"dc:date.issued":["2001-08"],"dc:description":["text"],"dc:description.abstract":["The Texas Experimental Tokamak Upgrade (TEXT-Upgrade) has a set of 41 magnetic sensor coils that are used to determine the magnetic flux surface configuration of plasma discharges. These reconstructions include the x-points and the separatrix. These magnetic flux surface reconstructions and simultaneous data from several Langmuir probes are used to determine the locations of features in the shear layer, specifically the flux surface where Er=0, and of the last closed flux surface (LCFS). This is done for several different magnetic configurations. These results are then compared to results obtained from other tokamaks."],"dc:format.medium":["electronic"],"dc:identifier.uri":["http://hdl.handle.net/2152/10315"],"dc:language.iso":["eng"],"dc:rights":["Copyright is held by the author. Presentation of this material on the Libraries' web site by University Libraries, The University of Texas at Austin was made possible under a limited license grant from the author who has retained all copyrights in the works."],"dc:subject":["Plasma diagnostics","Tokamaks--Texas"],"dc:title":["Investigation of the shear layer versus the last closed flux surface on TEXT-upgrade"],"thesis:degree_discipline":["Physics"],"thesis:degree_level":["Doctoral"],"thesis:degree_name":["Doctor of Philosophy"],"thesis:institution_name":["The University of Texas at Austin"]},"updated_at":"2026-07-24T05:01:22Z"}