Persistent Lines of Neutral Hafnium ( Hf I )

Int.    Wavelength   Aki        Energy          Configuration      Term    J   Line    Aki
           (Å)       (108s-1)   Levels (cm-1)                                  Ref.    Ref.

 1000    2866.37                     0.00       5d26s2             3F      2   MCS75   
                                 34877.04       5d2(3F)6s(2F)6p    1F°     3
 
  800    2898.26                  2356.68       5d26s2             3F      3   MCS75   
                                 36850.04       5d2(1G)6s(2G)6p    3G°     4
 
  500    2904.41                  4567.64       5d26s2             3F      4   MCS75   
                                 38987.85       5d2(3F)6s(2F)6p    1G°     4
 
  900    2916.48                  4567.64       5d26s2             3F      4   MCS75   
                                 38845.45       5d2(1G)6s(2G)6p    3G°     5
 
  900    2940.77                     0.00       5d26s2             3F      2   MCS75   
                                 33994.86       5d2(1G)6s(2G)6p    3F°     2
 
 1000    3072.88                     0.00       5d26s2             3F      2   MCS75   
                                 32533.32       5d2(3F)6s(2F)6p    3G°     3
 
 1000    3682.24     0.26            0.00       5d26s2             3F      2   MCS75   M00
                                 27149.64       5d2(3F)6s(4F)6p    3F°     2
 
  500    4174.34     0.046        2356.68       5d26s2             3F      3   MCS75   M00
                                 26305.78       5d2(3F)6s(4F)6p    5D°     3
 
  300    7237.10                  4567.64       5d26s2             3F      4   MCS75   
                                 18381.50       5d6s26p            3D°     3