2026-10-14T02:27:54Zivo://org.gavo.dc/toss/q/q2026-07-27T13:43:29Zlocalivo_managedTOSS – Tübingen Oscillator Strengths ServiceTOSS slapivo://org.gavo.dc/toss/q/qdoi:10.21938/3i01isnuCODnh1zjbCvuwAThe GAVO DC teamRauch, T.Quinet, P.Hoyer, D.Werner, K.Demleitner, M.Kruk, J. W.2026-10-01T09:21:54Z2023-10-272016-01-152016-09-262017-01-172019-09-11GAVO Data Centre Team
Mönchhofstrasse 12-14, D-69120 Heidelberg
gavo@ari.uni-heidelberg.de+49 6221 54 1837atomic-physicsspectral-line-identification This service provides oscillator strengths and transition probabilities. Mainly based on experimental energy levels, these were calculated with the pseudo-relativistic Hartree-Fock method including core-polarization corrections.2016A&A...587A..39Rhttp://dc.g-vo.org/toss/q/q/infoIsServedByGAVO Data Center TAP service When publishing research making use of this tool, please acknowledge: “The TOSS service (http://dc.g-vo.org/TOSS) used for this paper was constructed as part of the activities of the German Astrophysical Virtual Observatory.”http://dc.g-vo.org/toss/q/q/lines?https://dc.g-vo.org/toss/q/q/lines?GETapplication/x-votable+xmlWAVELENGTHThe wavelength of the transitionmrealSPECIES_MASSMass of the atom or moleculeurealION_CHARGECharge of the atom or moleculerealLOWER_LEVEL_ENERGYLower level of the transitionJrealUPPER_LEVEL_ENERGYLower level of the transitionJrealEINSTEINAEinstein A of the transitions**-1realINCHIKEYThe InChI-Key of the species doing the transition. Note that this is the only interoperable way to constrain species of molecules, as there is no common syntax for species_name. Use SLAP2 species endpoints to obtain InChI-Keys for species you are interested in.phys.atmol.elementcharSPECIESA name for the species doing the transition. This can be an atom symbol; for molecules, use this service's species endpoint to figure out the local syntax or, better, use the interoperable InChI-Key.phys.atmol.elementcharRESPONSEFORMATFile format requested for output.meta.code.mimecharMAXRECMaximum number of records returned. Pass 0 to retrieve service parameters.integerVERBExhaustiveness of column selection. VERB=1 only returns the most important columns, VERB=2 selects the columns deemed useful to the average user, VERB=3 returns a table with all available columns.integerfullhttp://dc.g-vo.org/TOSShttps://dc.g-vo.org/TOSShttp://dc.g-vo.org/toss/q/sp/species?https://dc.g-vo.org/toss/q/sp/species?GETapplication/x-votable+xmlINCHIKEYAn InChI-Key of a species to locate.phys.atmol.elementcharSPECIES_TYPE'atom' or 'molecule'charINCHIA pattern for an InChI of a species to findphys.atmol.elementcharSPECIESA pattern for an species namephys.atmol.elementcharSTOICHIOMETRIC_FORMULAA pattern for an species namephys.atmol.elementcharNUMBER_OF_ATOMSNumber of atoms in a species to locateintegerRESPONSEFORMATFile format requested for output.meta.code.mimecharMAXRECMaximum number of records returned. Pass 0 to retrieve service parameters.integerVERBExhaustiveness of column selection. VERB=1 only returns the most important columns, VERB=2 selects the columns deemed useful to the average user, VERB=3 returns a table with all available columns.integerhttp://dc.g-vo.org/toss/q/q/capabilitieshttps://dc.g-vo.org/toss/q/q/capabilitieshttp://dc.g-vo.org/toss/q/q/availabilityhttps://dc.g-vo.org/toss/q/q/availabilityhttp://dc.g-vo.org/toss/q/q/tableMetadatahttps://dc.g-vo.org/toss/q/q/tableMetadatahttp://dc.g-vo.org/taphttps://dc.g-vo.org/taphttp://dc.g-vo.org/toss/q/q/exampleshttps://dc.g-vo.org/toss/q/q/examplestossTOSS – Tübingen Oscillator Strengths Service This service provides oscillator strengths and transition probabilities. Mainly based on experimental energy levels, these were calculated with the pseudo-relativistic Hartree-Fock method including core-polarization corrections.toss.data This table contains line data computed using a pseudo-relativistic Hartree-Fock method including core-polarization corrections.930656vacuum_wavelengthVacuum wavelength of the transitionmem.wldoubleindexedvacuum_wavelength_errorTotal error in vacuum_wavelengthmstat.error;em.wldoublenullableline_titleHuman-readable line designation.meta.titlecharspecies_nameA human-readable designation of the atom or molecule doing the transition.phys.atmol.elementcharinchikeyThe InChi key (hash) generated from inchi.meta.id;phys.atmolcharinchiInternational Chemical Identifier InChI.meta.id;phys.atmol;meta.maincharion_chargeTotal charge (ionisation level) of the emitting particle.phys.electChargeintindexedspecies_massAssumed mass of the atom; this is the mass given by NIST, https://www.nist.gov/pml/periodic-table-elementsuphys.atmol.weightfloatindexednullablelower_level_descriptionA human-readable designation of the lower (less total energy) state.Jmeta.title;phys.atmol.levelcharnullableupper_level_descriptionA human-readable designation of the upper (more total energy) state.Jmeta.title;phys.atmol.levelcharnullableeinsteinaEinstein A coefficient of the radiative transition.s**-1phys.atmol.transProbdoubleindexednullablelower_level_energyEnergy of the lower stateJphys.energy;phys.atmol.leveldoubleindexednullableupper_level_energyEnergy of the upper stateJphys.energy;phys.atmol.leveldoubleindexednullablereference_doiDOI of the source of this data.meta.ref.doicharnullablereference_uriURI of the source of this data.meta.ref.uricharnullableion_stageIonisation stagephys.atmol.ionStagecharnullablec_wavelengthConventional wavelength of the transition. This is the air wavelength between 2000 and 20000 Angstrom, the vacuum wavelength otherwise.Angstromem.wl;phys.atmol.transitiondoublenullablepar_initParity of the init level of the transitionphys.atmol.paritycharj_initAngular momentum quantum number of the init level of the transition.phys.atmol.qnfloatnullablepar_finalParity of the final level of the transitionphys.atmol.paritycharj_finalAngular momentum quantum number of the final level of the transition.phys.atmol.qnfloatnullablelog_gfCalculated HRF log(gf) (g – statistical weight of the lower level; f – oscillator strength)phys.atmol.wOscStrengthfloatnullablecfCancellation factor as defined by 1981tass.book.....Cfloatnullable
toss.legacy_dataA view on top of toss.data that has values in conventional units and with air wavelengths (rather than vacuum) between 2000 and 20000 Angstrom.c_wavelengthConventional wavelength of the transition. This is the air wavelength between 2000 and 20000 Angstrom, the vacuum wavelength otherwise.Angstromem.wl;phys.atmol.transitiondoublenullablespecies_nameA human-readable designation of the atom or molecule doing the transition.phys.atmol.elementcharion_stageIonisation stagephys.atmol.ionStagecharnullablelog_gfCalculated HRF log(gf) (g – statistical weight of the lower level; f – oscillator strength)phys.atmol.wOscStrengthfloatnullableeinsteinaEinstein A coefficient of the radiative transition.s**-1phys.atmol.transProbdoublenullablepar_initParity of the init level of the transitionphys.atmol.paritycharj_initAngular momentum quantum number of the init level of the transition.phys.atmol.qnfloatnullablepar_finalParity of the final level of the transitionphys.atmol.paritycharj_finalAngular momentum quantum number of the final level of the transition.phys.atmol.qnfloatnullablereference_uriURI of the source of this data.meta.ref.uricharnullable
__systemA mixin and other support material for SLAP2.__system.species_response This table contains line data computed using a pseudo-relativistic Hartree-Fock method including core-polarization corrections.species_nameA human-readable designation of the atom or molecule doing the transition.phys.atmol.elementcharinchikeyThe InChi key (hash) generated from inchi.meta.id;phys.atmolcharinchiInternational Chemical Identifier InChI.meta.id;phys.atmol;meta.maincharion_chargeTotal charge (ionisation level) of the emitting particle.phys.electChargeintstoichiometric_formulaStoichiometric formula of a species, i.e., atomic constituents forllowed by the total number of their occurrence as in CH4O.phys.atmol.elementcharnullablespecies_typeType of the species (either atom or molecule).charnumber_of_atomsNumber of atoms in the species.intnullable