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<ri:Resource created="2005-03-09T07:49:41Z" 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>N II effective collision strengths</title><shortName>J/A+A/430/725</shortName><identifier>ivo://CDS.VizieR/J/A+A/430/725</identifier><altIdentifier>doi:10.26093/cds/vizier.34300725</altIdentifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Hudson C.E.</name></creator><creator><name>Bell K.L.</name></creator><date role="Updated">2005-03-09T06:51:00Z</date><date role="Created">2005-03-09T07:49:41Z</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>atomic-physics</subject><description>The effective collision strengths are presented in this table for all transitions among the lowest 41 fine-structure levels belonging to the 2s(2)2p(2), 2s2p(3) and 2s(2)2p3l(l=s,p,d) configurations of N II. These have been calculated using the R-matrix method. Each fine-structure level is assigned an index number in Table 1 of the manuscript ranging from 1 to 41. These index values are used here in Table 2 to refer to particular transitions, eg. Index 1-3 denotes the transition 2s(2)2p(2)3PE(J=0)-2s(2)2p(2)3PE(J=2). The effective collision strengths for each transition are presented in rows for a number of electron temperatures ranging from log10(T)=2.00 to log10(T)=5.50.</description><source format="bibcode">2005A&amp;A...430..725H</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/430/725</referenceURL><type>Catalog</type><contentLevel>Research</contentLevel><relationship><relationshipType>IsServedBy</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/TAP">TAP VizieR generic service</relatedResource></relationship><relationship><relationshipType>related-to</relationshipType><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/436/1131">J/A+A/436/1131 : Al III effective collision strengths (Hudson+ 2005)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/399/799">J/A+A/399/799 : Fe XI trans. effective collision strengths (Aggarwal+, 2003)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/410/349">J/A+A/410/349 : Effective collision strengths in Fe XV (Aggarwal+, 2003)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/418/363">J/A+A/418/363 : Effective collision strengths for Cl II (Tayal+, 2004)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+A/418/1171">J/A+A/418/1171 : FeXVIII-FeXXIII effective collision strengths (Bautista+ 2004)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/103/273">J/A+AS/103/273 : Effective collision strengths for C-like ions (Lennon+ 1994)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/108/1">J/A+AS/108/1 : Effective collision strengths for O-like ions (Butler+, 1994)</relatedResource><relatedResource ivo-id="ivo://CDS.VizieR/J/A+AS/125/543">J/A+AS/125/543 : Effective collision strengths for Mg VI (Ramsbottom+ 1997)</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+A/430/725</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/430/725</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/430/725</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/430/725</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/430/725</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/430/725</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"/></coverage><tableset><schema><name>default</name><table><name>J/A+A/430/725/table1</name><description>Energy levels in Rydbergs for the 23 LS target states included in the calculation, relative to the 2s^2^2p^2^ ^3^P^e^ ground state.</description><column><name>recno</name><description>Record number assigned by the VizieR team. Should Not be used for identification.</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>LS</name><description>LS state</description></column><column><name>E</name><description>Current LS Energy (experimental values of NIST)</description><unit>Ry</unit><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Eobs</name><description>Observed LS Energy</description><unit>Ry</unit><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>Delta</name><description>Difference between calculated and observed energies</description><unit>Ry</unit><dataType xsi:type="vs:VOTableType">float</dataType></column><column><name>J</name><description>J-value arising from each LS state</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Index</name><description>J level index assigned to the fine structure level</description><dataType xsi:type="vs:VOTableType">int</dataType></column></table><table><name>J/A+A/430/725/table2</name><description>Effective collision strengths for N II</description><column><name>recno</name><description>Record number assigned by the VizieR team. Should Not be used for identification.</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>i1</name><description>Index number of lower transition state</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>i2</name><description>Index number of upper transition state</description><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>ECS2.00</name><description>Effective collision at log(T)=2.00</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS2.25</name><description>Effective collision at log(T)=2.25</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS2.50</name><description>Effective collision at log(T)=2.50</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS2.75</name><description>Effective collision at log(T)=2.75</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS3.00</name><description>Effective collision at log(T)=3.00</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS3.25</name><description>Effective collision at log(T)=3.25</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS3.50</name><description>Effective collision at log(T)=3.50</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS3.75</name><description>Effective collision at log(T)=3.75</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS4.00</name><description>Effective collision at log(T)=4.00</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS4.50</name><description>Effective collision at log(T)=4.50</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS5.00</name><description>Effective collision at log(T)=5.00</description><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>ECS5.50</name><description>Effective collision at log(T)=5.50</description><dataType xsi:type="vs:VOTableType">double</dataType></column></table></schema></tableset></ri:Resource>