Tm
Thulium-151m
Protons (Z)
69
Neutrons (N)
82
Mass number
151
Half-Life
6.6 s
Abundance
---
Mass
150.946 u
Mass Excess
-50,679.0 keV
Spin
(1/2+)
Discovered
1987
Binding energy per nucleon
8,049 keV
Neutron separation energy
12,260 keV
Proton separation energy
137 keV
Decay Mode
- β⁺→Erbium-151100%
Decay chain
- TmThulium-151Z 69 · N 826.6 s
- β⁺100%
- β⁺100%
- β⁺88%
- β⁺94.4%
- β⁺99.991%
- EC~100%
- α100%
- β⁻100%
- α100%