<?xml-stylesheet href='/static/xsl/oai.xsl' type='text/xsl'?>
<ri:Resource created="2000-10-11T21:24:32Z" 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>Ly{alpha} dipolar emission</title><shortName>J/A+AS/145/491</shortName><identifier>ivo://CDS.VizieR/J/A+AS/145/491</identifier><curation><publisher ivo-id="ivo://CDS">CDS</publisher><creator><name>Gonzalez M.A.</name></creator><creator><name>Gigosos M.A.</name></creator><date role="Updated">2000-10-11T21:25:10Z</date><date role="Created">2000-10-11T21:24:32Z</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>spectroscopy</subject><subject>atomic-physics</subject><description>Computer simulation techniques have been used to calculate the Stark broadening profiles of the hydrogen dipolar Lyman-{alpha} transition and of two-photon absorption, dispersion and polarization profiles in the 1S-&gt;2S transition. The calculations have considered electron densities in the range between 4.64*10^19^(m^-3^) and 1*10^23^(m^-3^), and temperatures in the range between 2000 and 100000K. The fine structure of level n=2 has been taken into account in the calculations. Four different sets of tables are given. The two first sets are the tables of the autocorrelation function for the dipolar moment of the emitter and for the operator that gives the transition amplitude for a two-photon absorption between the 1S and the 2S levels. This tables have the names rXXnYYYY.c1p and rXXnYYYY.c2p. The .c1p and .c2p extensions stands for 1 photon dipolar moment and for two-photon absorption transition amplitude. XX is 100*{rho}, {rho} being the quotient between the mean distance between particles and the Debye radius for the conditions of the plasma for which the profiles where calculated. YYYY is 100*Log(Ne), Ne being the electron density (m^-3^) of the plasma considered. The last two sets of tables correspond to the 1 photon Lyman-{alpha} profiles (rXXnYYYY.d1p) and to two-photon polarization profiles (rXXnYYYY.p2p). In each file the results obtained considering perturbers of different reduced masses ({mu}) are tabulated in different columns. The caption of each file contains the conditions of electron density and plasma temperature for which the calculation was made.</description><source format="bibcode">2000A&amp;AS..145..491G</source><referenceURL>https://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+AS/145/491</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/145/491</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+AS/145/491</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+AS/145/491</mirrorURL></interface></capability><capability><interface xsi:type="vs:ParamHTTP"><accessURL use="base">https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+AS/145/491</accessURL><mirrorURL title="VizieR at IUCAA: Pune, India">https://vizier.iucaa.in/viz-bin/votable?-source=J/A+AS/145/491</mirrorURL><mirrorURL title="VizieR at SAAO: SAAO, South Africa">http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+AS/145/491</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+AS/145/491/ident</name><description>Initial parameters</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>Ident</name><description>Identification parameters filename (1)</description><ucd>meta.id;meta.file</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType><flag>primary</flag></column><column><name>Ne</name><description>Electronic density</description><unit>m**-3</unit><ucd>phys.density</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>T</name><description>Temperature</description><unit>K</unit><ucd>phys.temperature</ucd><dataType xsi:type="vs:VOTableType">int</dataType></column><column><name>Time</name><description>? Time step (for r*.c[12]p files)</description><unit>s</unit><ucd>time.interval</ucd><dataType xsi:type="vs:VOTableType">double</dataType><flag>nullable</flag></column><column><name>rho</name><description>? rho parameter, i.e. mean distance between particles in Debye radius. (for r*.d1p and r*..p2p files) (G1)</description><ucd>phys.density</ucd><dataType xsi:type="vs:VOTableType">float</dataType><flag>nullable</flag></column></table><table><name>J/A+AS/145/491/c2p</name><description>Autocorrelation functions for 2 photon absorption (tables rXXnYYYY.c2p)</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>Ident</name><description>Identification parameters filename</description><ucd>meta.id;meta.file</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType><flag>primary</flag></column><column><name>t</name><description>Time in seconds</description><unit>s</unit><ucd>time.interval</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR0.5</name><description>Autocorrelation function (real part); {mu}=0.5</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI0.5</name><description>Autocorrelation function (imag. part); {mu}=0.5</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR0.8</name><description>Autocorrelation function (real part); {mu}=0.8</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI0.8</name><description>Autocorrelation function (imag. part); {mu}=0.8</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR0.9</name><description>Autocorrelation function (real part); {mu}=0.9</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI0.9</name><description>Autocorrelation function (imag. part); {mu}=0.9</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR1.0</name><description>Autocorrelation function (real part); {mu}=1.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI1.0</name><description>Autocorrelation function (imag. part); {mu}=1.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR2.0</name><description>Autocorrelation function (real part); {mu}=2.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI2.0</name><description>Autocorrelation function (imag. part); {mu}=2.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column></table><table><name>J/A+AS/145/491/d1p</name><description>1 photon lyman-{alpha} dipolar emission profiles (tables rXXnYYYY.d1p)</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>Ident</name><description>Identification parameters file name</description><ucd>meta.id;meta.file</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType><flag>primary</flag></column><column><name>DeltaL</name><description>Displacement in wavelength</description><unit>m</unit><ucd>em.wl;arith.diff</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I0.5</name><description>Intensity of the profile for {mu}=0.5</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I0.8</name><description>Intensity of the profile for {mu}=0.8</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I0.9</name><description>Intensity of the profile for {mu}=0.9</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I1.0</name><description>Intensity of the profile for {mu}=1.0</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I2.0</name><description>Intensity of the profile for {mu}=2.0</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column></table><table><name>J/A+AS/145/491/p2p</name><description>1S-&gt;2S two-photon polarization profiles (tables rXXnYYYY.p2p)</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>Ident</name><description>Identification parameters file name</description><ucd>meta.id;meta.file</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType><flag>primary</flag></column><column><name>DeltaL</name><description>Displacement in wavelength</description><unit>m</unit><ucd>em.wl;arith.diff</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I0.5</name><description>Intensity of the profile for {mu}=0.5</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I0.8</name><description>Intensity of the profile for {mu}=0.8</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I0.9</name><description>Intensity of the profile for {mu}=0.9</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I1.0</name><description>Intensity of the profile for {mu}=1.0</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>I2.0</name><description>Intensity of the profile for {mu}=2.0</description><unit>m**-1</unit><ucd>spect.line.intensity</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column></table><table><name>J/A+AS/145/491/c1p</name><description>Autocorrelation functions for dipolar emission (tables rXXnYYYY.c1p)</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>Ident</name><description>Identification parameters filename</description><ucd>meta.id;meta.file</ucd><dataType xsi:type="vs:VOTableType" arraysize="12*">char</dataType><flag>primary</flag></column><column><name>t</name><description>Time in seconds</description><unit>s</unit><ucd>time.interval</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR0.5</name><description>Autocorrelation function (real part); {mu}=0.5</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI0.5</name><description>Autocorrelation function (imag. part); {mu}=0.5</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR0.8</name><description>Autocorrelation function (real part); {mu}=0.8</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI0.8</name><description>Autocorrelation function (imag. part); {mu}=0.8</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR0.9</name><description>Autocorrelation function (real part); {mu}=0.9</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI0.9</name><description>Autocorrelation function (imag. part); {mu}=0.9</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR1.0</name><description>Autocorrelation function (real part); {mu}=1.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI1.0</name><description>Autocorrelation function (imag. part); {mu}=1.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CR2.0</name><description>Autocorrelation function (real part); {mu}=2.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column><column><name>CI2.0</name><description>Autocorrelation function (imag. part); {mu}=2.0</description><ucd>stat.fit.param</ucd><dataType xsi:type="vs:VOTableType">double</dataType></column></table></schema></tableset></ri:Resource>