Sm

Samarium-156

Protons (Z)

62

Neutrons (N)

94

Mass number

156

Half-Life

9.4 h

Abundance

---

Mass

155.926 u

Mass Excess

-69,361.0 keV

Spin

0+

Discovered

1951

Binding energy per nucleon

8,205 keV

Neutron separation energy

7,241 keV

Proton separation energy

9,710 keV

Decay Mode

β⁻Europium-156100%

Decay chain

Samarium-156Z 62 · N 949.4 h
β⁻100%
β⁻100%