Neutral AtomSingly Ionized Atom
Finding listPeriodic TableAtomic DataStrong LinesNeutral Atom Persistent Lines Neutral Atom Energy LevelsSingly Ionized Persistent LinesSingly Ionized Energy LevelsReferences 

Persistent Lines of Neutral Thorium ( Th I )


Wavelength  Energy         Configuration   Term   J
   (Å)      Levels (cm-1)
3304.2383 0.000 6d27s2 3F 2 30255.452 ° 3 return 3348.7684 0.000 6d27s2 3F 2 29853.143 ° 2 return 3421.2100 4961.659 6d27s2 3F 4 34182.708 ° 5 return 3706.7672 8111.005 6d27s2 1G 4 35081.017 ° 5 return 3719.4347 0.000 6d27s2 3F 2 26878.162 6d27s7p 3G° 3 return 3803.0750 0.000 6d27s2 3F 2 26287.049 6d27s7p 3D° 1 return 3828.3846 0.000 6d27s2 3F 2 26113.270 ° 2 return 3895.4192 7795.275 5f6d7s2 3H° 4 33459.180 5f6d7s7p 3H 4 return 3967.3921 4961.659 6d27s2 3F 4 30160.003 ° 4 return 4012.4952 2869.259 6d27s2 3F 3 27784.366 ° 2 return 4112.7545 0.000 6d27s2 3F 2 24307.749 ° 2 return 4115.7589 5563.142 6d3(4F)7s 5F 1 29853.143 ° 2 return 5067.9737 7795.275 5f6d7s2 3H° 4 27521.527 4 return 5231.1597 2558.057 6d27s2 3P 0 21668.956 6d27s7p 5P° 1 return 5760.5508 0.000 6d27s2 3F 2 17354.639 5f6d7s2 3D° 1 return 6169.8221 4961.659 6d27s2 3F 4 21165.096 5f6d7s2 3D° 3 return 6457.2824 7795.275 5f6d7s2 3H° 4 23277.387 5f6d7s7p 5I 5 return 6989.6553 7795.275 5f6d7s2 3H° 4 22098.187 5f6d7s7p 5I 4 return 8967.6403 8800.251 6d3(4F)7s 5F 4 19948.395 6d27s7p 5F° 4 return