Lu

Lutetium-178

Protons (Z)

71

Neutrons (N)

107

Mass number

178

Half-Life

28.4 m

Abundance

---

Mass

177.946 u

Mass Excess

-50,337.9 keV

Spin

1+

Discovered

1957

Binding energy per nucleon

8,042 keV

Neutron separation energy

6,025 keV

Proton separation energy

6,640 keV

Decay Mode

β⁻Hafnium-178100%

Decay chain

Lutetium-178Z 71 · N 10728.4 m
β⁻100%