Persistent Lines of Singly Ionized Europium ( Eu II )
Wavelength Energy Configuration Term J
(Å) Levels (cm-1)
2727.78 0.00 4f7(8S°)6s a 9S° 4
36648.95 4f6(7F)5d (8P)6s y 9P 5
return
2813.94 0.00 4f7(8S°)6s a 9S° 4
35527.02 4f6(7F)5d (8P)6s y 9P 4
return
2906.68 0.00 4f7(8S°)6s a 9S° 4
34393.57 4f6(7F)5d (8P)6s y 9P 3
return
3688.42 0.00 4f7(8S°)6s a 9S° 4
27104.07 4f7(8S°7/2)6p3/2 (7/2,3/2) 3
return
3724.94 0.00 4f7(8S°)6s a 9S° 4
26838.50 4f7(8S°7/2)6p3/2 (7/2,3/2) 4
return
3819.67 0.00 4f7(8S°)6s a 9S° 4
26172.83 4f7(8S°7/2)6p3/2 (7/2,3/2) 5
return
3907.10 1669.21 4f7(8S°)6s a 7S° 3
27256.35 4f7(8S°7/2)6p3/2 (7/2,3/2) 2
return
3930.48 1669.21 4f7(8S°)6s a 7S° 3
27104.07 4f7(8S°7/2)6p3/2 (7/2,3/2) 3
return
3971.96 1669.21 4f7(8S°)6s a 7S° 3
26838.50 4f7(8S°7/2)6p3/2 (7/2,3/2) 4
return
4129.70 0.00 4f7(8S°)6s a 9S° 4
24207.86 4f7(8S°7/2)6p1/2 (7/2,1/2) 4
return
4205.05 0.00 4f7(8S°)6s a 9S° 4
23774.28 4f7(8S°7/2)6p1/2 (7/2,1/2) 3
return
4435.56 1669.21 4f7(8S°)6s a 7S° 3
24207.86 4f7(8S°7/2)6p1/2 (7/2,1/2) 4
return
4522.57 1669.21 4f7(8S°)6s a 7S° 3
23774.28 4f7(8S°7/2)6p1/2 (7/2,1/2) 3
return