Energy Levels of Neutral Promethium ( Pm I )

Configuration   Term   J      Level(cm-1) Ref.


4f56s2          6H°    5/2        0.00    RD67
                       7/2      803.82    RD67
                       9/2     1748.78    RD67
                       11/2    2797.10    RD67
                       13/2    3919.03    RD67
                       15/2    5089.79    RD67
 
4f56s2          6F°    1/2     5249.48    RD67
                       3/2     5460.50    RD67
                       5/2     5872.84    RD67
                       7/2     6562.86    RD67
                       9/2     7497.99    RD67
                       11/2    8609.21    RD67
 
                       7/2    17104.72    RD67
 
                       3/2    20006.04    RD67
 
                       7/2    20157.85    RD67
 
                       5/2    20265.98    RD67
 
                       5/2    20567.76    RD67
 
                       9/2    21237.49    RD67
 
                       7/2    21371.05    RD67
 
                       9/2    21625.45    RD67
 
                       9/2    21920.49    RD67
 
                       9/2    22294.96    RD67
 
                       11/2   22414.17    RD67
 
                       11/2   23345.07    RD67
 
                       13/2   23629.06    RD67
 
                       13/2   23740.42    RD67
 
                       11/2   24912.34    RD67
 
                       17/2   26096.75    RD67
 
                       9/2    28274.21    RD67
 
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Pm II (7H°2)    Limit         45020       WSPC78