Tb
Terbium-158m
Protons (Z)
65
Neutrons (N)
93
Mass number
158
Half-Life
10.7 s
Abundance
---
Mass
157.926 u
Mass Excess
-69,360.6 keV
Spin
0-
Discovered
1957
Binding energy per nucleon
8,188 keV
Neutron separation energy
6,668 keV
Proton separation energy
5,826 keV
Decay Mode
Decay chain
- TbTerbium-158Z 65 · N 9310.7 s
- γ100%
- β⁺83.4%