Gd

Gadolinium-144m

Protons (Z)

64

Neutrons (N)

80

Mass number

144

Half-Life

145.0 ns

Abundance

---

Mass

143.927 u

Mass Excess

-68,327.0 keV

Spin

(10+)

Discovered

1978

Binding energy per nucleon

8,198 keV

Neutron separation energy

8,168 keV

Proton separation energy

1,375 keV

Decay Mode

γGadolinium-144100%

Decay chain

Gadolinium-144Z 64 · N 80145.0 ns
γ100%
β⁺100%
β⁺100%