Sm

Samarium-158

Protons (Z)

62

Neutrons (N)

96

Mass number

158

Half-Life

5.3 m

Abundance

---

Mass

157.93 u

Mass Excess

-65,252.0 keV

Spin

0+

Discovered

1970

Binding energy per nucleon

8,177 keV

Neutron separation energy

6,645 keV

Proton separation energy

10,244 keV

Decay Mode

β⁻Europium-158100%

Decay chain

Samarium-158Z 62 · N 965.3 m
β⁻100%
β⁻100%