Gd
Gadolinium-153m
Protons (Z)
64
Neutrons (N)
89
Mass number
153
Half-Life
3.5 µs
Abundance
---
Mass
152.922 u
Mass Excess
-72,787.7 keV
Spin
9/2+
Discovered
1979
Binding energy per nucleon
8,220 keV
Neutron separation energy
6,152 keV
Proton separation energy
7,188 keV
Decay Mode
- γ→Gadolinium-153100%
Decay chain
- GdGadolinium-153Z 64 · N 893.5 µs
- γ100%
- EC100%