VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

  
J/ApJS/170/251
  Multiplet table for neutral helium (Drake+, 2007)
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1.J/ApJS/170/251/transsinglet-singlet and triple-triplet transitions of 4HeI (tables 2 and 3 of paper) (556 rows)
2.J/ApJS/170/251/trans_fineFine structure of of 4HeI transitions (tables 4, 5, 6 and 7 of paper) (2498 rows)
3.J/ApJS/170/251/table8Finding List for 4He Wavelengths<10000Å (110 rows)
4.J/ApJS/170/251/table9Finding List for 4He Wavenumbers<10000cm–1 (827 rows)

 
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
   (ALL)N  (i) Sequential multiplet number (phys.atmol.level)
   (ALL)Trans (char) Level designations n 2S+1L (Lower-Upper) (meta.id;phys.atmol.transition)
  (1+3+4)gMl  Lower level total statistical weight (phys.atmol.sWeight)
  (1+3+4)gMu  Upper level total statistical weights (phys.atmol.sWeight)
  (1)Wave  Mean multiplet wavelength/wavenumber (em.wl;stat.mean)
  (1)Inf  Mean multiplet nonrelativistic wavelength/wavenumber (Note 1)   (em.wl;phys.atmol.transition)
  (1+2)Rat  Ratio of mean transition energies for true and infinite nuclear mass (stat.fit.omc)
  (1)eta  Coefficient of y in (1+ηy) (Note 3)   (stat.fit.param)
  (1)tau ns Mean lifetime of term's upper levels (Note 4)   (time.lifetime;phys.atmol.level)
  (1)fMlu  Multiplet absorption oscillator strength for infinite nuclear mass (phys.atmol.oscStrength)

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 (i)indexed column
  (1)fMul  Multiplet emission oscillator strength for infinite nuclear mass (Note 5)   (phys.atmol.oscStrength)
  (2)Jl  (n) Lower level J value (Note 6)   (phys.atmol.qn)
  (2)Ju  (n) Upper level J value (Note 6)   (phys.atmol.qn)
  (2)VWave 0.1nm Vacuum wavelength in Å (Note)   (em.wl;phys.atmol.transition)
  (2)sigma cm-1 (n)Vacuum wavenumber (1/λ = Eup - Elow) (em.freq)
  (2)Aul s-1 Spontaneous transition rate (Note 4)   (phys.atmol.transProb)
  (2)SAul s-1 Sum of all Aul to lower levels (Note 5)   (phys.atmol.transProb)
  (2)flu  Absorption oscillator strength or f-value (Note 4)   (phys.atmol.oscStrength)
  (2)AWave 0.1nm (n) Air wavelength (Note 1)   (em.wl;phys.atmol.transition)
  (2)Elow cm-1 Lower level energy from this paper (phys.energy;phys.atmol.level)
  (2)Eup cm-1 Upper level energy from this paper (phys.energy;phys.atmol.level)
  (3)Wave 0.1nm Mean multiplet wavelength in vacuum in Angstroms (em.wl;stat.mean)
  (3+4)AMul s-1 Multiplet spontaneous transition rate (Note 1)   (phys.energy;phys.atmol.transition)

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(n) indicates a possible blank or NULL column(i)indexed column
  (3+4)fMl  Multiplet absorption oscillator strength corresponding to AMul (phys.atmol.oscStrength)
  (3+4)log(gf)  Log of the weighted multiplet absorption or emission oscillator strength (phys.absorption)
  (4)Wave cm-1 Mean wavenumber (em.freq)

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