{"id":{"repo_id":"creighton","oai_identifier":"oai:cdr.creighton.edu:10504/28490"},"canonical_url":"https://search.dev.ndltd.org/etd/creighton/oai:cdr.creighton.edu:10504/28490","repository":{"repo_id":"creighton","name":"Creighton University","base_url":"https://cdr.creighton.edu/server/oai/request"},"display":{"title":"A Spitzer Mid-Infrared Study of Active Galactic Nuclei with Outflows","abstract":"We present results of a study of the mid-infrared emission of broad absorption line (BAL) quasars to determine how they are related to the general population of quasars. We use the CLUMPY program code to create models of the tori that surround Active Galactic Nuclei. We compare these models to mid-infrared spectra of both BAL and non-BAL quasars obtained with the Spitzer Space Telescope. We find the BALQSOs have an average equivalent width 40% larger and an average MIR-optical luminosity ratio 40% smaller than the ControlQSOs. We explore the physical meaning behind these results.","abstract_html":"We present results of a study of the mid-infrared emission of broad absorption line (BAL) quasars to determine how they are related to the general population of quasars. We use the CLUMPY program code to create models of the tori that surround Active Galactic Nuclei. We compare these models to mid-infrared spectra of both BAL and non-BAL quasars obtained with the Spitzer Space Telescope. We find the BALQSOs have an average equivalent width 40% larger and an average MIR-optical luminosity ratio 40% smaller than the ControlQSOs. We explore the physical meaning behind these results.","abstract_has_math":false,"creators":["Medvar, Barbara"],"institution":"Creighton University","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Gabel, Jack R."],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012-04-16","date_published":"2012-04-16","updated_at":"2026-07-24T01:51:19Z","subjects":[],"languages":["en_US"],"rights":["Copyright is retained by the Author. A non-exclusive distribution right is granted to Creighton University and to ProQuest following the publishing model selected above."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10504/28490","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Gabel, Jack R."]},{"key":"dc:creator","label":"Author","values":["Medvar, Barbara"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2012-05-01T17:11:47Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2012-05-12T07:45:09Z"]},{"key":"dc:date.issued","label":"Date","values":["2012-04-16"]},{"key":"dc:publisher","label":"Institution","values":["Creighton University"]},{"key":"dc:type","label":"Dc Type","values":["Thesis"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en_US"]},{"key":"dc:rights","label":"Dc Rights","values":["Copyright is retained by the Author. A non-exclusive distribution right is granted to Creighton University and to ProQuest following the publishing model selected above."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.other","label":"Dc Identifier Other","values":["Medvar_Barbara_Thesis.pdf"]},{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/10504/28490"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["We present results of a study of the mid-infrared emission of broad absorption line (BAL) quasars to determine how they are related to the general population of quasars. We use the CLUMPY program code to create models of the tori that surround Active Galactic Nuclei. We compare these models to mid-infrared spectra of both BAL and non-BAL quasars obtained with the Spitzer Space Telescope. We find the BALQSOs have an average equivalent width 40% larger and an average MIR-optical luminosity ratio 40% smaller than the ControlQSOs. We explore the physical meaning behind these results."]},{"key":"dc:title","label":"Title","values":["A Spitzer Mid-Infrared Study of Active Galactic Nuclei with Outflows"]}]}],"canonical_facts":{"dc:contributor.advisor":["Gabel, Jack R."],"dc:creator":["Medvar, Barbara"],"dc:date.accessioned":["2012-05-01T17:11:47Z"],"dc:date.available":["2012-05-12T07:45:09Z"],"dc:date.issued":["2012-04-16"],"dc:description.abstract":["We present results of a study of the mid-infrared emission of broad absorption line (BAL) quasars to determine how they are related to the general population of quasars. We use the CLUMPY program code to create models of the tori that surround Active Galactic Nuclei. We compare these models to mid-infrared spectra of both BAL and non-BAL quasars obtained with the Spitzer Space Telescope. We find the BALQSOs have an average equivalent width 40% larger and an average MIR-optical luminosity ratio 40% smaller than the ControlQSOs. We explore the physical meaning behind these results."],"dc:identifier.other":["Medvar_Barbara_Thesis.pdf"],"dc:identifier.uri":["http://hdl.handle.net/10504/28490"],"dc:language.iso":["en_US"],"dc:publisher":["Creighton University"],"dc:rights":["Copyright is retained by the Author. A non-exclusive distribution right is granted to Creighton University and to ProQuest following the publishing model selected above."],"dc:title":["A Spitzer Mid-Infrared Study of Active Galactic Nuclei with Outflows"],"dc:type":["Thesis"]},"updated_at":"2026-07-24T01:51:19Z"}