Eu
Europium-141m
Protons (Z)
63
Neutrons (N)
78
Mass number
141
Half-Life
2.7 s
Abundance
---
Mass
140.925 u
Mass Excess
-69,830.0 keV
Spin
11/2-
Discovered
1973
Binding energy per nucleon
8,217 keV
Neutron separation energy
10,911 keV
Proton separation energy
1,663 keV
Decay Mode
Decay chain
- EuEuropium-141Z 63 · N 782.7 s
- γ86%
- β⁺100%
- β⁺100%
- β⁺100%
- β⁺100%