Cm
Curium-238
Protons (Z)
96
Neutrons (N)
142
Mass number
238
Half-Life
2.2 h
Abundance
---
Mass
238.053 u
Mass Excess
49,445.0 keV
Spin
0+
Discovered
1994
Binding energy per nucleon
7,548 keV
Neutron separation energy
7,876 keV
Proton separation energy
4,414 keV
Decay Mode
- SF0.048%
Decay chain
- CmCurium-238Z 96 · N 1422.2 h
- α3.84%
- EC94%
- β⁺100%
- α~100%
- α~100%
- α~100%
- α100%
- α99.98%
- β⁻100%
- β⁻99.976%
- α100%
- β⁻~100%
- β⁻~100%
- α100%