Cm
Curium-240
Protons (Z)
96
Neutrons (N)
144
Mass number
240
Half-Life
30.4 d
Abundance
---
Mass
240.056 u
Mass Excess
51,724.2 keV
Spin
0+
Discovered
1949
Binding energy per nucleon
7,543 keV
Neutron separation energy
7,497 keV
Proton separation energy
4,955 keV
Decay Mode
- SF3.9e-6%
Decay chain
- CmCurium-240Z 96 · N 14430.4 d
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%