NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

[skip navigation] National Institute of Standards and Technology NIST Physical Measurement Laboratory Lanthanum (La) 

Homepage - IntroductionFinding listSelect element by name.Select element by atomic number.Select element from periodic tableLanthanum Atomic DataLanthanum Strong LinesLanthanum Neutral Atom Persistent LinesLanthanum Neutral Atom Energy LevelsLanthanum Singly Ionized Persistent LinesLanthanum Singly Ionized Energy LevelsLanthanum References
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Energy Levels of Singly Ionized Lanthanum ( La II )

  Configuration   Term   J   Level(cm-1)   Ref. 
              
5d2a 3F2     0.00MZH78
  3  1016.10MZH78
  4  1970.70MZH78
     
5d2 2  1394.46MZH78
     
5d6sa 3D1  1895.15MZH78
  2  2591.60MZH78
  3  3250.35MZH78
     
5d2a 3P0  5249.70MZH78
  1  5718.12MZH78
  2  6227.42MZH78
     
6s2a 1S0  7394.57MZH78
     
5d2a 1G4  7473.32MZH78
     
5d6s 2 10094.86MZH78
     
4f(25/2)6s1/2(5/2,1/22 14147.98MZH78
  3 14375.17MZH78
     
4f(27/2)6s1/2(7/2,1/24 15698.74MZH78
  3 15773.77MZH78
     
4f5dz 14 16599.17MZH78
     
4f5dy 32 17211.93MZH78
  3 18235.56MZH78
  4 19214.54MZH78
     
4f5dz 34 17825.62MZH78
  5 18580.41MZH78
  6 19749.62MZH78
     
4f5dz 12 18895.41MZH78
     
4f5dz 33 20402.82MZH78
  4 21331.60MZH78
  5 22282.90MZH78
     
4f5dz 31 21441.73MZH78
  2 22106.02MZH78
  3 22537.30MZH78
     
4f5dz 30 22683.70MZH78
  1 22705.15MZH78
  2 23246.93MZH78
     
5d6py 12 24462.66MZH78
     
4f5dy 13 24522.70MZH78
     
5d6py 31 25973.37MZH78
  2 27388.11MZH78
  3 28315.25MZH78
     
5d6px 32 26414.01MZH78
  3 26837.66MZH78
  4 28565.40MZH78
     
5d6p°1 27423.91MZH78
     
6s6py 30 27545.85MZH78
     
6s6p°1 28154.55MZH78
     
4f5dz 15 28525.71MZH78
     
6s6p°2 29498.05MZH78
     
4f5dy 11 30353.33MZH78
     
5d6px 30 31785.82MZH78
  1 32160.99MZH78
     
5d6px 13 32201.05MZH78
     

La III (2D3/2)Limit  89200SR65
     


Homepage - IntroductionFinding listSelect element by name.Select element by atomic number.Select element from periodic tableLanthanum Atomic DataLanthanum Strong LinesLanthanum Neutral Atom Persistent LinesLanthanum Neutral Atom Energy LevelsLanthanum Singly Ionized Persistent LinesLanthanum Singly Ionized Energy LevelsLanthanum References
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