Am
Americium-231
Protons (Z)
95
Neutrons (N)
136
Mass number
231
Half-Life
1.0 m
Abundance
---
Mass
231.046 u
Mass Excess
42,410.0 keV
Spin
(5/2-)
Discovered
---
Binding energy per nucleon
7,566 keV
Neutron separation energy
8,531 keV
Proton separation energy
1,811 keV
Decay Mode
Decay chain
- AmAmericium-231Z 95 · N 1361.0 m
- β⁺
- α13%
- α100%
- α100%
- α100%
- α100%
- α100%