Persistent Lines of Neutral Hafnium ( Hf I )

Wavelength  Energy         Configuration    Term   J
   (Å)      Levels (cm-1)

 2866.37         0.00      5d26s2           3F     2
             34877.04      5d2(3F)6s(2F)6p  1F°    3
  return
 
 2898.26      2356.68      5d26s2           3F     3
             36850.04      5d2(1G)6s(2G)6p  3G°    4
  return
 
 2904.41      4567.64      5d26s2           3F     4
             38987.85      5d2(3F)6s(2F)6p  1G°    4
  return
 
 2916.48      4567.64      5d26s2           3F     4
             38845.45      5d2(1G)6s(2G)6p  3G°    5
  return
 
 2940.77         0.00      5d26s2           3F     2
             33994.86      5d2(1G)6s(2G)6p  3F°    2
  return
 
 3072.88         0.00      5d26s2           3F     2
             32533.32      5d2(3F)6s(2F)6p  3G°    3
  return
 
 3682.24         0.00      5d26s2           3F     2
             27149.64      5d2(3F)6s(4F)6p  3F°    2
  return
 
 4174.34      2356.68      5d26s2           3F     3
             26305.78      5d2(3F)6s(4F)6p  5D°    3
  return
 
 7237.10      4567.64      5d26s2           3F     4
             18381.50      5d6s26p          3D°    3
  return