Sm
Samarium-133
Protons (Z)
62
Neutrons (N)
71
Mass number
133
Half-Life
2.89 s
Abundance
---
Mass
132.939 u
Mass Excess
-57,230.0 keV
Spin
(5/2+)
Discovered
1977
Binding energy per nucleon
8,137 keV
Neutron separation energy
10,161 keV
Proton separation energy
2,889 keV
Decay Mode
Decay chain
- SmSamarium-133Z 62 · N 712.89 s
- β⁺100%
- β⁺100%
- β⁺100%
- β⁺100%
- β⁺100%
- β⁺100%
- EC100%