Ru
Ruthenium-89
Protons (Z)
44
Neutrons (N)
45
Mass number
89
Half-Life
1.32 s
Abundance
---
Mass
88.937 u
Mass Excess
-58,369.0 keV
Spin
(9/2+)
Discovered
1992
Binding energy per nucleon
8,340 keV
Neutron separation energy
12,100 keV
Proton separation energy
3,988 keV
Decay Mode
Decay chain
- RuRuthenium-89Z 44 · N 451.32 s
- β⁺96.9%
- β⁺100%
- β⁺100%
- β⁺100%
- β⁺100%