Gd

Gadolinium-145m

Protons (Z)

64

Neutrons (N)

81

Mass number

145

Half-Life

1.42 m

Abundance

---

Mass

144.923 u

Mass Excess

-72,178.0 keV

Spin

11/2-

Discovered

1969

Binding energy per nucleon

8,224 keV

Neutron separation energy

8,489 keV

Proton separation energy

3,848 keV

Decay Mode

Decay chain

Gadolinium-145Z 64 · N 811.42 m
γ94.3%
β⁺100%
β⁺100%
EC100%
EC~100%