Sm

Samarium-142n

Protons (Z)

62

Neutrons (N)

80

Mass number

142

Half-Life

480.0 ns

Abundance

---

Mass

141.919 u

Mass Excess

-75,319.7 keV

Spin

10+

Discovered

1979

Binding energy per nucleon

8,260 keV

Neutron separation energy

7,457 keV

Proton separation energy

2,086 keV

Decay Mode

γSamarium-142100%

Decay chain

Samarium-142Z 62 · N 80480.0 ns
γ100%
β⁺100%
β⁺100%