Es
Einsteinium-248
Protons (Z)
99
Neutrons (N)
149
Mass number
248
Half-Life
24.0 m
Abundance
---
Mass
248.075 u
Mass Excess
70,300.0 keV
Spin
(2-)
Discovered
1956
Binding energy per nucleon
7,476 keV
Neutron separation energy
6,349 keV
Proton separation energy
3,098 keV
Decay Mode
- β⁺SF3.5e-4%
Decay chain
- EsEinsteinium-248Z 99 · N 14924.0 m
- β⁺~100%
- α~100%
- α~100%
- α~100%
- α~100%
- α~100%
- β⁻100%
- β⁻100%
- α~100%
- α~100%
- α100%
- α100%
- β⁻100%
- β⁻64.046%
- α100%