Information system «Electronic structure of atoms»
RU
EN
Elements
Levels
Transitions
Charts
Spectra
About
About project
Team
Articles
Funding
Links
Table
Atomic charts
Er
ions
I
II
III
IV
V
VI
VII
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
10
11
12
13
14
15
16
17
18
Lanthanide
Actinide
Superactinide
29
T
D
122
Ubb
121
Ubu
120
Ubn
119
Uue
118
Og
117
Ts
116
Lv
115
Mc
114
Fl
113
Nh
112
Cn
111
Rg
110
Ds
109
Mt
108
Hs
107
Bh
106
Sg
105
Db
104
Rf
103
Lr
102
No
101
Md
100
Fm
99
Es
98
Cf
97
Bk
96
Cm
95
Am
94
Pu
93
Np
92
U
91
Pa
90
Th
89
Ac
88
Ra
87
Fr
86
Rn
85
At
84
Po
83
Bi
82
Pb
81
Tl
80
Hg
79
Au
78
Pt
77
Ir
76
Os
75
Re
74
W
73
Ta
72
Hf
71
Lu
70
Yb
69
Tm
68
Er
67
Ho
66
Dy
65
Tb
64
Gd
63
Eu
62
Sm
61
Pm
60
Nd
59
Pr
58
Ce
57
La
56
Ba
55
Cs
54
Xe
53
I
52
Te
51
Sb
50
Sn
49
In
48
Cd
47
Ag
46
Pd
45
Rh
44
Ru
43
Tc
42
Mo
41
Nb
40
Zr
39
Y
38
Sr
37
Rb
36
Kr
35
Br
34
Se
33
As
32
Ge
31
Ga
30
Zn
29
Cu
28
Ni
27
Co
26
Fe
25
Mn
24
Cr
23
V
22
Ti
21
Sc
20
Ca
19
K
18
Ar
17
Cl
16
S
15
P
14
Si
13
Al
12
Mg
11
Na
10
Ne
9
F
8
O
7
N
6
C
5
B
4
Be
3
Li
2
He
1
H
Data filter
from
to
Wavelength:
[Å]
Energy:
cm
-1
Show autoionization states:
Maximum n:
Maximum l:
Group by multiplicity:
Show prohibited lines (by multiplicity):
Show prohibited lines (by parity):
Level grouping:
By term
By J
No grouping
Auto
Diagram width:
px
Er IV
U
[cm
-1
]
0
344000
26376
24475
19010
22453
22181
20494
18299
15182
12345
10123
6485
0
46808
42044
39067
38526
33783
33178
27305
68765
62909
93134
55055
96726
50061
46667
42802
54910
42797
40508
40164
36268
46989
34641
48873
33336
32392
31477
27877
64688
27176
68800
137600
206400
275200
4f
11
2
G
11/2
4f
11
, j=11/2
2
G
9/2
4f
11
, j=9/2
2
H
11/2
4f
11
, j=11/2
4f
11
4
F
o
3/2
4f
11
, j=3/2
4
F
o
5/2
4f
11
, j=5/2
4
F
o
7/2
4f
11
, j=7/2
4
S
o
3/2
4f
11
, j=3/2
4
F
o
9/2
4f
11
, j=9/2
4
I
o
9/2
4f
11
, j=9/2
4
I
o
11/2
4f
11
, j=11/2
4
I
o
13/2
4f
11
, j=13/2
4
I
o
15/2
4f
11
, j=15/2
4f
10
n
4
D
1/2
4f
10
nl, j=1/2
4
D
3/2
4f
10
nl, j=3/2
4
D
7/2
4f
10
nl, j=7/2
4
D
5/2
4f
10
nl, j=5/2
4
G
7/2
4f
10
nl, j=7/2
4
G
5/2
4f
10
nl, j=5/2
4
G
9/2
4f
10
nl, j=9/2
2
G
9/2
4f
10
nl, j=9/2
2
F
5/2
4f
10
nl, j=5/2
4f
10
nl, j=5/2
2
F
7/2
4f
10
nl, j=7/2
4f
10
nl, j=7/2
2
H
11/2
4f
10
nl, j=11/2
2
L
15/2
4f
10
nl, j=15/2
2
D
3/2
4f
10
nl, j=3/2
4f
10
nl, j=3/2
2
I
13/2
4f
10
nl, j=13/2
2
L
17/2
4f
10
nl, j=17/2
2
I
11/2
4f
10
nl, j=11/2
2
H
9/2
4f
10
nl, j=9/2
4f
10
nl, j=9/2
2
D
5/2
4f
10
nl, j=5/2
4f
10
nl, j=5/2
2
P
1/2
4f
10
nl, j=1/2
2
K
13/2
4f
10
nl, j=13/2
2
P
3/2
4f
10
nl, j=3/2
2
G
7/2
4f
10
nl, j=7/2
4f
10
nl, j=7/2
2
K
15/2
4f
10
nl, j=15/2
1857.66
15800
2440
3660
3070
5290
5830
5934.26
6860
6680
15330
3840
2952.02
1413.64
2227.84
1310.09
1496.03
1175.28
3092.11
1803.91
Er IV
U
[eV]
0
42.6
8.5
17.1
25.6
34.1
[Open in new window]