Energy Levels of Neutral Thorium ( Th I )
Configuration Term J Level(cm-1) Ref.
6d27s2 3F 2 0.000 BW92b
6d27s2 3F 3 2869.259 BW92b
6d27s2 3F 4 4961.659 BW92b
6d27s2 3P 0 2558.057 BW92b
6d27s2 3P 2 3687.987 BW92b
6d27s2 3P 1 3865.475 BW92b
6d3(4F)7s 5F 1 5563.142 BW92b
6d3(4F)7s 5F 2 6362.396 BW92b
6d3(4F)7s 5F 3 7502.288 BW92b
6d3(4F)7s 5F 4 8800.251 BW92b
6d3(4F)7s 5F 5 9804.807 BW92b
6d27s2 1D 2 7280.124 BW92b
5f6d7s2 3H° 4 7795.275 BW92b
5f6d7s2 3H° 5 11197.031 BW92b
5f6d7s2 3H° 6 14481.869 BW92b
6d27s2 1G 4 8111.005 BW92b
5f6d7s2 3F° 2 8243.601 BW92b
5f6d7s2 3F° 3 11241.730 BW92b
5f6d7s2 3F° 4 14206.917 BW92b
5f6d7s2 1G° 4 10414.136 BW92b
5f6d7s2 3G° 3 10526.544 BW92b
5f6d7s2 3G° 4 13175.113 BW92b
5f6d7s2 3G° 5 15490.077 BW92b
6d7s27p 3F° 2 10783.154 BW92b
6d7s27p 3F° 3 13945.307 BW92b
6d3(4P)7s 5P 1 11601.031 BW92b
6d3(4P)7s 5P 2 11802.934 BW92b
6d3(4P)7s 5P 3 12847.971 BW92b
5f6d7s2 3D° 1 17354.639 BW92b
6d27s7p 5F° 4 19948.395 BW92b
5f6d7s2 3D° 3 21165.096 BW92b
6d27s7p 5P° 1 21668.956 BW92b
5f6d7s7p 5I 4 22098.187 BW92b
5f6d7s7p 5I 5 23277.387 BW92b
5f6d7s7p 5I 6 26997.247 BW92b
° 2 24307.749 BW92b
° 2 26113.270 BW92b
6d27s7p 3D° 1 26287.049 BW92b
6d27s7p 3G° 3 26878.162 BW92b
4 27521.527 BW92b
° 2 27784.366 BW92b
° 2 29853.143 BW92b
° 4 30160.003 BW92b
° 3 30255.452 BW92b
5f6d7s7p 3H 4 33459.180 BW92b
° 5 34182.708 BW92b
° 5 35081.017 BW92b
Th II (3/2) Limit 50867 KDEE97