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<ri:Resource created="2004-08-23T08:45:45Z" status="active" updated="2025-05-19T09:50:00Z" version="1.2" xmlns:ri="http://www.ivoa.net/xml/RegistryInterface/v1.0" xmlns:vr="http://www.ivoa.net/xml/VOResource/v1.0" xmlns:vs="http://www.ivoa.net/xml/VODataService/v1.1" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.ivoa.net/xml/VOResource/v1.0 http://vo.ari.uni-heidelberg.de/docs/schemata/VOResource.xsd http://www.ivoa.net/xml/VODataService/v1.1 http://vo.ari.uni-heidelberg.de/docs/schemata/VODataService.xsd" xsi:type="vs:CatalogService"><title>Molecular abundances in dense interstellar clouds</title><shortName>J/A+AS/119/111</shortName><identifier>ivo://CDS.VizieR/J/A+AS/119/111</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Lee H.-H.</name></creator><creator><name>Bettens R.P.A.</name></creator><creator><name>Herbst E.</name></creator><date role="Updated">2004-08-23T08:46:05Z</date><date role="Created">2004-08-23T08:45:45Z</date><contact><name>CDS support team</name><address>CDS, Observatoire de Strasbourg, 11 rue de l'Universite, F-67000 Strasbourg, France</address><email>cds-question@unistra.fr</email></contact></curation><content><subject>interstellar-medium</subject><subject>chemical-abundances</subject><description>In this paper we present calculated fractional abundances in dense interstellar clouds for selected atomic and molecular species using three different homogeneous, pseudo-time-dependent models discussed by Bettens, Lee, &amp; Herbst (1995): the new standard model, the new neutral-neutral model, and model 4. We have run each model with 3 different hydrogen densities - 1,000; 10,000; and 100,000cm-3 - and two temperatures - 10K and 50K. "Low metal" elemental abundances have been used for all three models; the new standard model has also been run with "high metal" abundances.</description><source format="bibcode">1996A&amp;AS..119..111L</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+AS/119/111</referenceURL><type>Catalog</type><contentLevel>Research</contentLevel><relationship><relationshipType>IsServedBy</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/TAP">TAP VizieR generic service</relatedResource></relationship></content><rights>https://cds.unistra.fr/vizier-org/licences_vizier.html</rights><capability><interface xsi:type="vr:WebBrowser"><accessURL use="full">https://vizier.cds.unistra.fr/viz-bin/VizieR-2?-source=J/A+AS/119/111</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+AS/119/111</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+AS/119/111</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+AS/119/111</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+AS/119/111</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+AS/119/111</mirrorURL><queryType>GET</queryType><resultType>text/xml+votable</resultType></interface></capability><capability standardID="ivo://ivoa.net/std/TAP#aux"><interface xsi:type="vs:ParamHTTP" role="std"><accessURL use="base">https://tapvizier.cds.unistra.fr/TAPVizieR/tap</accessURL></interface></capability><coverage><footprint ivo-id="ivo://ivoa.net/std/moc"/><waveband>Optical</waveband></coverage><tableset><schema><name>default</name><table><name>J/A+AS/119/111/standard</name><description>New standard model (tables 2,3,4)</description><column><name>recno</name><description>Record number assigned by the VizieR team. Should Not be used for identification.</description><ucd>meta.record</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>nH</name><description>[1.e3,1.e5] Density</description><unit>cm**-3</unit><ucd>phys.density</ucd><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>T</name><description>[10,50] Cloud temperature</description><unit>K</unit><ucd>phys.temperature</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Species</name><description>Species name</description><ucd>meta.id;phys.mol</ucd><dataType xsi:type="vs:VOTableType" arraysize="8*">char</dataType></column><column><name>A4.5</name><description>Fractional abundances at 10+4.5 years</description><ucd>phys.abund</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>A5</name><description>Fractional abundances at 10+5 years</description><ucd>phys.abund</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>A5.5</name><description>Fractional abundances at 10+5.5 years</description><ucd>phys.abund</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>Asts</name><description>Fractional abundances at steady state</description><ucd>phys.abund</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column></table><table><name>J/A+AS/119/111/neu_neu</name><description>New neutral-neutral model (tables 5,6,7)</description><column><name>recno</name><description>Record number assigned by the VizieR team. 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