Lu

Lutetium-177m

Protons (Z)

71

Neutrons (N)

106

Mass number

177

Half-Life

130.1 ns

Abundance

---

Mass

176.944 u

Mass Excess

-52,233.5 keV

Spin

9/2-

Discovered

1949

Binding energy per nucleon

8,053 keV

Neutron separation energy

6,923 keV

Proton separation energy

6,031 keV

Decay Mode

γLutetium-177100%

Decay chain

Lutetium-177Z 71 · N 106130.1 ns
γ100%
β⁻100%