Terbium (Tb)
Energy Levels of Singly Ionized Terbium ( Tb II )
Configuration Term J Level(cm-1) Ref.
4f9(6H°15/2)6s1/2 (15/2,1/2)° 8 0.000 B01
7 1016.380 B01
4f9(6H°13/2)6s1/2 (13/2,1/2)° 7 3010.050 B01
6 3542.400 B01
4f8(7F)5d (8G)6s 9G 7 3235.190 B01
8 3423.295 B01
4f8(7F)5d (8G)6s 6 3440.825 B01
4f8(7F)5d (8G)6s 5 4158.785 B01
8 21035.56 B01
7 21521.06 B01
8 25138.450 B01
4f9(6H°15/2)6p1/2 (15/2,1/2) 7 25804.650 B01
8 25975.160 B01
4f9(6H°15/2)6p3/2 (15/2,3/2) 8 28014.875 B01
7 28209.430 B01
6 28339.285 B01
9 28488.810 B01
4f9(6H°13/2)6p1/2 (13/2,1/2) 7 28649.095 B01
4f85d6p? ° 6 29912.930 B01
° 5 29992.75 B01
4f85d6p? ° 7 30225.865 B01
4f85d6p? ° 8 30809.590 B01
4f9(6H°13/2)6p3/2 (13/2,3/2) 8 31078.460 B01
° 9 33495.130 B01
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Tb III (6H°15/2) Limit 92900 SR65
