Lu

Lutetium-171m

Protons (Z)

71

Neutrons (N)

100

Mass number

171

Half-Life

1.32 m

Abundance

---

Mass

170.938 u

Mass Excess

-57,757.4 keV

Spin

1/2-

Discovered

1965

Binding energy per nucleon

8,084 keV

Neutron separation energy

8,523 keV

Proton separation energy

4,282 keV

Decay Mode

γLutetium-171100%

Decay chain

Lutetium-171Z 71 · N 1001.32 m
γ100%
β⁺100%