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Creighton University

A Spitzer Mid-Infrared Study of Active Galactic Nuclei with Outflows

Abstract

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.

Degree

thesis:*
Grantor dc:publisher
Creighton University
Year dc:date.issued
2012

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Medvar, Barbara
Advisor dc:contributor.advisor
  • Gabel, Jack R.

Rights

dc:rights
Statement 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.
Language dc:language.iso
en_US

Identifiers

dc:identifier.*
Handle dc:identifier.uri
http://hdl.handle.net/10504/28490
OAI identifier oai:identifier
oai:cdr.creighton.edu:10504/28490

Chain of custody

source
Harvested from
Creighton University
Base URL
cdr.creighton.edu/server/oai/request
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
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citation

Medvar, Barbara. A Spitzer Mid-Infrared Study of Active Galactic Nuclei with Outflows. Creighton University, 2012. http://hdl.handle.net/10504/28490