Ce
Cerium-133m
Protons (Z)
58
Neutrons (N)
75
Mass number
133
Half-Life
5.1 h
Abundance
---
Mass
132.912 u
Mass Excess
-82,381.0 keV
Spin
9/2-
Discovered
1951
Binding energy per nucleon
8,350 keV
Neutron separation energy
7,983 keV
Proton separation energy
5,950 keV
Decay Mode
- β⁺→Lanthanum-133100%
Decay chain
- CeCerium-133Z 58 · N 755.1 h
- β⁺100%
- β⁺100%
- EC100%