Thorium (Th)
Persistent Lines of Singly Ionized Thorium ( Th II )
Int. Wavelength Aki Energy Configuration Term J Line Aki
(Å) (108s-1) Levels (cm-1) Ref. Ref.
300 2837.2954 6213.490 6d2(3F)7s 4F 9/2 PE83
41447.959 6d2(3F)7p 4G° 11/2
250 3180.1937 0.88 1521.896 6d2(3F)7s 4F 5/2 PE83 NZLJ02
32957.429 6d2(3F)7p 4G° 7/2
250 3351.2286 0.37 1521.896 6d2(3F)7s 4F 5/2 PE83 NZLJ02
31353.125 6d7s(3D)7p ° 3/2
300 3392.0349 1521.896 6d2(3F)7s 4F 5/2 PE83
30994.266 6d7s(3D)7p 4F° 7/2
250 3433.9988 0.27 1859.938 6d2(3F)7s 4F 3/2 PE83 NZLJ02
30972.162 6d2(3F)7p ° 5/2
300 3469.9208 0.51 4146.576 6d2(3F)7s 4F 7/2 PE83 NZLJ02
32957.429 6d2(3F)7p 4G° 7/2
250 3609.4452 4113.359 6d(2D)7s2 5/2 PE83
31810.548 6d7s(3D)7p ° 5/2
300 3741.1830 0.54 1521.896 6d2(3F)7s 4F 5/2 PE83 NZLJ02
28243.812 6d7s(3D)7p ° 5/2
1000 4019.1289 0.41 0.000 6d2(3F)7s 3/2 PE83 NZLJ02
24873.983 6d7s(3D)7p ° 5/2
250 4116.7137 6168.356 5f6d(3H°)7s 4H° 7/2 PE83
30452.725 5f6d(3H°)7p 9/2
300 4381.8616 6700.186 5f6d(3H°)7s ° 9/2 PE83
29515.134 5f2(3F)7s 9/2
250 4391.1105 4490.262 5f(2F°)7s2 2F° 5/2 PE83
27257.149 5f7s(3F°)7p 7/2