Fm
Fermium-248m
Protons (Z)
100
Neutrons (N)
148
Mass number
248
Half-Life
10.1 ms
Abundance
---
Mass
248.078 u
Mass Excess
73,100.0 keV
Spin
(6+)
Discovered
2010
Binding energy per nucleon
7,461 keV
Neutron separation energy
6,641 keV
Proton separation energy
2,767 keV
Decay Mode
Decay chain
- FmFermium-248Z 100 · N 14810.1 ms
- γ
- α~100%
- α75%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%