Lanthanum (La)
Energy Levels of Neutral Lanthanum ( La I )
Configuration
Term
J
Level(cm
-1
)
Ref.
5
d
6
s
2
2
D
3/2
0.000
MZH78
5/2
1053.164
MZH78
5
d
2
(
3
F)6
s
4
F
3/2
2668.188
MZH78
5/2
3010.002
MZH78
7/2
3494.526
MZH78
9/2
4121.572
MZH78
5
d
2
(
3
F)6
s
2
F
5/2
7011.909
MZH78
7/2
8052.162
MZH78
5
d
2
(
3
P)6
s
4
P
1/2
7231.407
MZH78
3/2
7490.521
MZH78
5/2
7679.939
MZH78
5
d
2
(
1
D)6
s
2
D
3/2
8446.044
MZH78
5/2
9183.797
MZH78
5
d
2
(
3
P)6
s
2
P
1/2
9044.214
MZH78
3/2
9719.439
MZH78
5
d
2
(
1
G)6
s
2
G
9/2
9919.821
MZH78
7/2
9960.904
MZH78
5
d
3
4
F
3/2
12430.609
MZH78
5/2
12787.404
MZH78
7/2
13238.323
MZH78
9/2
13747.276
MZH78
5
d
6
s
(
3
D)6
p
4
F°
3/2
13260.38
MZH78
5/2
14804.08
MZH78
7/2
15019.51
MZH78
9/2
16243.17
MZH78
5
d
6
s
(
3
D)6
p
°
5/2
13631.04
MZH78
5
d
6
s
(
3
D)6
p
4
D°
1/2
14095.69
MZH78
3/2
14708.92
MZH78
5/2
15503.64
MZH78
7/2
16099.29
MZH78
5
d
6
s
(
3
D)6
p
°
3/2
15031.64
MZH78
4
f
6
s
2
2
F°
5/2
15196.83
MZH78
7/2
16538.39
MZH78
5
d
6
s
(
3
D)6
p
°
1/2
15219.89
MZH78
6
s
2
(
1
S)6
p
°
3/2
16280.26
MZH78
5
d
3
4
P
1/2
16617.30
MZH78
3/2
16735.14
MZH78
5/2
17099.38
MZH78
5
d
2
(
3
F)6
p
°
5/2
16856.80
MZH78
5
d
2
(
1
S)6
s
2
S
1/2
16991.42
MZH78
5
d
3
2
G
7/2
17023.36
MZH78
9/2
17140.90
MZH78
5
d
6
s
(
3
D)6
p
4
P°
1/2
17567.49
MZH78
3/2
17797.29
MZH78
5/2
18156.97
MZH78
5
d
2
(
3
F)6
p
°
7/2
17910.17
MZH78
5
d
2
(
3
F)6
p
4
G°
5/2
17947.13
MZH78
7/2
18603.92
MZH78
9/2
19129.31
MZH78
11/2
20117.38
MZH78
5
d
2
(
3
F)6
p
2
D°
3/2
18172.35
MZH78
5/2
19379.40
MZH78
5
d
2
(
3
F)6
p
4
F°
3/2
20082.98
MZH78
5/2
20338.25
MZH78
7/2
20763.21
MZH78
9/2
21384.00
MZH78
5
d
6
s
(
1
D)6
p
°
1/2
20197.34
MZH78
5
d
2
(
3
F)6
p
4
D°
1/2
22246.64
MZH78
3/2
22439.36
MZH78
5/2
22804.25
MZH78
7/2
23303.26
MZH78
5
d
6
s
(
3
D)6
p
°
7/2
23221.10
MZH78
5
d
6
s
(
3
D)6
p
°
5/2
23874.95
MZH78
4
f
5
d
(
1
G°)6
s
°
7/2
24409.68
MZH78
4
f
5
d
(
3
G°)6
s
4
G°
5/2
27022.62
MZH78
7/2
27455.31
MZH78
9/2
28089.17
MZH78
11/2
28743.24
MZH78
4
f
5
d
(
3
D°)6
s
°
3/2
27968.54
MZH78
La II (
3
F
2
)
Limit
44981
MZH78