Ga

Gallium-64m

Protons (Z)

31

Neutrons (N)

33

Mass number

64

Half-Life

21.9 µs

Abundance

---

Mass

63.937 u

Mass Excess

-58,790.0 keV

Spin

(2+)

Discovered

1999

Binding energy per nucleon

8,611 keV

Neutron separation energy

10,314 keV

Proton separation energy

3,866 keV

Decay Mode

γGallium-64100%

Decay chain

Gallium-64Z 31 · N 3321.9 µs
γ100%
β⁺100%