Sm

Samarium-151m

Protons (Z)

62

Neutrons (N)

89

Mass number

151

Half-Life

1.4 µs

Abundance

---

Mass

150.92 u

Mass Excess

-74,315.4 keV

Spin

(11/2-)

Discovered

1973

Binding energy per nucleon

8,242 keV

Neutron separation energy

5,335 keV

Proton separation energy

8,007 keV

Decay Mode

γSamarium-151100%

Decay chain

Samarium-151Z 62 · N 891.4 µs
γ100%
β⁻100%
α100%
β⁻100%
α100%