Sm

Samarium-151

Protons (Z)

62

Neutrons (N)

89

Mass number

151

Half-Life

94.6 y

Abundance

---

Mass

150.92 u

Mass Excess

-74,576.5 keV

Spin

5/2-

Discovered

1947

Binding energy per nucleon

8,244 keV

Neutron separation energy

5,597 keV

Proton separation energy

8,268 keV

Decay Mode

β⁻Europium-151100%

Decay chain

Samarium-151Z 62 · N 8994.6 y
β⁻100%
α100%
β⁻100%
α100%