Ba
Barium-117
Protons (Z)
56
Neutrons (N)
61
Mass number
117
Half-Life
1.75 s
Abundance
---
Mass
116.938 u
Mass Excess
-57,460.0 keV
Spin
(3/2+)
Discovered
1977
Binding energy per nucleon
8,188 keV
Neutron separation energy
11,151 keV
Proton separation energy
2,709 keV
Decay Mode
Decay chain
- BaBarium-117Z 56 · N 611.75 s
- β⁺86.976%
- β⁺100%
- β⁺99.997%
- β⁺100%
- β⁺100%
- β⁺100%