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Wavelength:
[Å]
Energy:
cm
-1
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Show prohibited lines (by parity):
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Ac IV
U
[cm
-1
]
0
361000
0
72200
144400
216600
288800
6p
6
1
S
0
6p
6
, j=0
2793.9
3224.7
2790.83
2558.08
2502.12
2062
Ac IV
U
[eV]
0
44.8
9
17.9
26.9
35.8