Tm

Thulium-171m

Protons (Z)

69

Neutrons (N)

102

Mass number

171

Half-Life

2.6 µs

Abundance

---

Mass

170.937 u

Mass Excess

-58,785.3 keV

Spin

7/2-

Discovered

1948

Binding energy per nucleon

8,099 keV

Neutron separation energy

7,061 keV

Proton separation energy

5,967 keV

Decay Mode

γThulium-171100%

Decay chain

Thulium-171Z 69 · N 1022.6 µs
γ100%
β⁻100%