J/A+A/416/383ivo://CDS.VizieR/J/A+A/416/383doi:10.26093/cds/vizier.34160383CDSJonauskas V.Keenan F.P.Foord M.E.Heeter R.F.Rose S.J.,van Hoof P.A.M.Ferland G.J.Aggarwal K.M.Kisielius R.Norrington P.H.2004-05-01T22:03:18Z2004-05-01T22:02:18ZCDS support team

CDS, Observatoire de Strasbourg, 11 rue de l'Universite, F-67000 Strasbourg, France

cds-question@unistra.fratomic-physicsEnergy levels and the corresponding transition probabilities as well oscillator strengths and line strengths for allowed (E1) and forbidden (E2, M1) transitions among the lowest 379 levels of fluorine-like Fe XVIII are presented. Calculations were performed using the multiconfigurational Dirac-Fock GRASP code.2004A&A...416..383Jhttps://cdsarc.cds.unistra.fr/viz-bin/cat/J/A+A/416/383CatalogResearchIsServedByTAP VizieR generic servicerelated-toVI/72 : Atomic Transition Probabilities, Sc-Ni (NIST 1993)J/A+AS/101/1 : Transition probabilities in FeIII (Ekberg 1993)J/A+AS/116/573 : Transitions for FeIII (Quinet 1996)J/A+A/293/967 : IRON Project. FeII radiative transitions (Nahar, 1995)J/A+A/377/361 : Fe II transition probabilities and loggf (Pickering+, 2001)J/A+AS/119/509 : IRON Project. Radiative transition in Fe III (Nahar+, 1996)J/A+AS/120/361 : IRON Project. Fe II radiative transitions (Quinet+ 1996)J/A+AS/144/141 : Iron Project. Fe V transition probabilities (Nahar+, 2000)J/A+AS/147/111 : Iron Project. Fe VI transition probabilities (Chen+, 2000)J/A+AS/147/253 : IRON Project. Fe XXI transition probabilities (Nahar, 2000)J/A+A/399/799 : Fe XI effective collision strengths (Aggarwal+, 2003)J/A+A/408/789 : IRON Project. Fe XVII transition probabilities (Nahar+, 2003)J/A+A/410/349 : Fe XV effective collision strengths (Aggarwal+, 2003)J/A+A/418/371 : Fe XIII electron impact excitation (Aggarwal+, 2004)J/A+A/420/783 : Fe XVII electron impact excitation (Aggarwal+, 2004)J/A+A/427/763 : Fe X E1, E2,M1 and M2 transitions (Aggarwal+, 2004)J/A+A/416/383 : Fe XVIII transition probabilities (Jonauskas+, 2004)J/A+A/439/1215 : Fe X effective collision strengths (Aggarwal+, 2005)J/A+A/429/1117 : Fe XIII effective collision strengths (Aggarwal+, 2005)J/A+A/450/1249 : Fe XVI radiative and excitation rates (Aggarwal+, 2006)J/A+A/460/331 : Fe IX radiative and excitation rates (Aggarwal+, 2006)J/A+A/463/399 : Fe XVI radiative rates (Aggarwal+, 2007)J/A+A/484/879 : Fe XXVII radiative and excitation rates (Aggarwal+, 2008)https://cds.unistra.fr/vizier-org/licences_vizier.htmlhttps://vizier.cds.unistra.fr/viz-bin/VizieR-2?-source=J/A+A/416/383https://vizier.iucaa.in/viz-bin/VizieR-2?-source=J/A+A/416/383http://vizieridia.saao.ac.za/viz-bin/VizieR-2?-source=J/A+A/416/383https://vizier.cds.unistra.fr/viz-bin/votable?-source=J/A+A/416/383https://vizier.iucaa.in/viz-bin/votable?-source=J/A+A/416/383http://vizieridia.saao.ac.za/viz-bin/votable?-source=J/A+A/416/383GETtext/xml+votablehttps://tapvizier.cds.unistra.fr/TAPVizieR/tapdefaultJ/A+A/416/383/table5List of levels and the two largest transition probabilities as well as summed probability from levelrecnoRecord number assigned by the VizieR team. Should Not be used for identification.meta.recordintIndexIndex of levelmeta.idintConfigConfiguration assigned to levelphys.atmol.configurationLSJTerm assigned to level and Jphys.atmol.qnIndexLSJ? Index of lowest level with the same LSJ notationmeta.idintnullableEEnergy of level with respect to ground level (1)cm**-1phys.energy;phys.atmol.leveldoubleIndex1? Index of level to which transition occurs with largest probability (2)meta.idintnullableA1? Transition probability to level (2)s**-1phys.atmol.transProbdoublenullableIndex2? Index of level to which transition occurs with smaller probability compared with largest one (2)meta.idintnullableA2? Transition probability to level (2)s**-1phys.atmol.transProbdoublenullableA? Sum of all radiative probabilities from levels**-1phys.atmol.transProbdoublenullableJ/A+A/416/383/table6E1-type transitionsrecnoRecord number assigned by the VizieR team. Should Not be used for identification.meta.recordintIndex2Index of lower levelmeta.idintIndex1Index of upper levelmeta.idintETransition energy0.1nmphys.energy;phys.atmol.transitiondoubleARadiative transition probabilitys**-1phys.atmol.transProbdoublefAbsorption oscillator strengthphys.atmol.wOscStrengthdoubleSTransition strength (length form), in arbitrary unitsspect.line.intensitydoubleVel/Len? Ratio between velocity and length forms of transition operator (not in table8.dat)stat.paramfloatnullableJ/A+A/416/383/table7E2-type transitionsrecnoRecord number assigned by the VizieR team. Should Not be used for identification.meta.recordintIndex2Index of lower levelmeta.idintIndex1Index of upper levelmeta.idintETransition energy0.1nmphys.energy;phys.atmol.transitiondoubleARadiative transition probabilitys**-1phys.atmol.transProbdoublefAbsorption oscillator strengthphys.atmol.wOscStrengthdoubleSTransition strength (length form), in arbitrary unitsspect.line.intensitydoubleVel/Len? Ratio between velocity and length forms of transition operator (not in table8.dat)stat.paramfloatnullableJ/A+A/416/383/table8E3-type transitionsrecnoRecord number assigned by the VizieR team. Should Not be used for identification.meta.recordintIndex2Index of lower levelmeta.idintIndex1Index of upper levelmeta.idintETransition energy0.1nmphys.energy;phys.atmol.transitiondoubleARadiative transition probabilitys**-1phys.atmol.transProbdoublefAbsorption oscillator strengthphys.atmol.wOscStrengthdoubleSTransition strength (length form), in arbitrary unitsspect.line.intensitydoubleVel/Len? Ratio between velocity and length forms of transition operator (not in table8.dat)stat.paramfloatnullable