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Are the Narrow-Line Regions in Active Galaxies Dusty and Radiation Pressure Dominated?

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Dopita, Michael; Groves, Brent; Sutherland, Ralph; Binette, Luc; Cecil, Gerald

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The remarkable similarity between emission spectra of narrow-line regions (NLRs) in Seyfert galaxies has long presented a mystery. In photoionization models, this similarity implies that the ionization parameter is nearly always the same, about U ∼ 0.01

dc.contributor.authorDopita, Michael
dc.contributor.authorGroves, Brent
dc.contributor.authorSutherland, Ralph
dc.contributor.authorBinette, Luc
dc.contributor.authorCecil, Gerald
dc.date.accessioned2015-12-13T22:31:20Z
dc.date.available2015-12-13T22:31:20Z
dc.identifier.issn0004-637X
dc.identifier.urihttp://hdl.handle.net/1885/75202
dc.description.abstractThe remarkable similarity between emission spectra of narrow-line regions (NLRs) in Seyfert galaxies has long presented a mystery. In photoionization models, this similarity implies that the ionization parameter is nearly always the same, about U ∼ 0.01
dc.publisherIOP Publishing
dc.sourceAstrophysical Journal, The
dc.subjectKeywords: Galaxies: active; Galaxies: Seyfert; ISM: general; Line: formation
dc.titleAre the Narrow-Line Regions in Active Galaxies Dusty and Radiation Pressure Dominated?
dc.typeJournal article
local.description.notesImported from ARIES
local.description.refereedYes
local.identifier.citationvolume572
dc.date.issued2002
local.identifier.absfor020110 - Stellar Astronomy and Planetary Systems
local.identifier.ariespublicationMigratedxPub4512
local.type.statusPublished Version
local.contributor.affiliationDopita, Michael, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationGroves, Brent Allan, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationSutherland, Ralph, College of Physical and Mathematical Sciences, ANU
local.contributor.affiliationBinette, Luc, Instituto Nacional de Astrofisica
local.contributor.affiliationCecil, Gerald, University of North Carolina
local.bibliographicCitation.startpage753
local.bibliographicCitation.lastpage761
local.identifier.doi10.1086/340429
dc.date.updated2015-12-11T08:59:51Z
local.identifier.scopusID2-s2.0-0037494101
CollectionsANU Research Publications

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