Tb
Terbium-149
Protons (Z)
65
Neutrons (N)
84
Mass number
149
Half-Life
4.12 h
Abundance
---
Mass
148.923 u
Mass Excess
-71,489.0 keV
Spin
1/2+
Discovered
1950
Binding energy per nucleon
8,210 keV
Neutron separation energy
9,023 keV
Proton separation energy
2,509 keV
Decay Mode
Decay chain
- TbTerbium-149Z 65 · N 844.12 h
- β⁺83.3%
- β⁺~100%
- EC100%