In
Indium-128m
Protons (Z)
49
Neutrons (N)
79
Mass number
128
Half-Life
23.0 µs
Abundance
---
Mass
127.921 u
Mass Excess
-73,942.2 keV
Spin
(1-)
Discovered
1988
Binding energy per nucleon
8,349 keV
Neutron separation energy
5,134 keV
Proton separation energy
12,490 keV
Decay Mode
- γ→Indium-128100%
Decay chain
- InIndium-128Z 49 · N 7923.0 µs
- γ100%
- β⁻99.962%
- β⁻100%
- β⁻100%