Cm
Curium-249
Protons (Z)
96
Neutrons (N)
153
Mass number
249
Half-Life
1.07 h
Abundance
---
Mass
249.076 u
Mass Excess
70,750.7 keV
Spin
1/2+
Discovered
1956
Binding energy per nucleon
7,486 keV
Neutron separation energy
4,713 keV
Proton separation energy
7,098 keV
Decay Mode
- β⁻→Berkelium-249100%
Decay chain
- CmCurium-249Z 96 · N 1531.07 h
- β⁻100%
- β⁻~100%
- α~100%
- α~100%
- β⁻~100%
- α~100%
- α~100%
- β⁻100%
- α~100%
- α100%
- β⁻100%
- α~100%
- α~100%
- α99.992%
- β⁻97.91%
- α100%
- β⁻100%
- α100%