Samarium (Sm)
Atomic Data for Samarium (Sm)
Atomic Number = 62
Atomic Weight = 150.36
Reference
E95
Isotope
Mass
Abundance
Spin
Mag Moment
144
Sm
143.911998
3.1%
0
147
Sm
146.914895
15.0%
7/2
-0.813
148
Sm
147.914820
11.3%
0
149
Sm
148.917181
13.8%
7/2
-0.670
150
Sm
149.917273
7.4%
0
152
Sm
151.919729
26.6%
0
154
Sm
153.922206
22.6%
0
Sm I Ground State (1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
1
0
4
s
2
4
p
6
4
d
1
0
5
s
2
5
p
6
)4
f
6
6
s
2
7
F
0
Ionization energy 45519.6 cm
-1
(5.6437 eV) Ref.
JRB00
Sm II Ground State (1
s
2
2
s
2
2
p
6
3
s
2
3
p
6
3
d
1
0
4
s
2
4
p
6
4
d
1
0
5
s
2
5
p
6
)4
f
6
6
s
8
F
1
/
2
Ionization energy 89300 cm
-1
(11.07 eV) Ref.
SR65
