Co

Cobalt-58m

Protons (Z)

27

Neutrons (N)

31

Mass number

58

Half-Life

8.85 h

Abundance

---

Mass

57.936 u

Mass Excess

-59,822.4 keV

Spin

5+

Discovered

1950

Binding energy per nucleon

8,739 keV

Neutron separation energy

8,548 keV

Proton separation energy

6,929 keV

Decay Mode

Decay chain

Cobalt-58Z 27 · N 318.85 h
γ99.999%
β⁺100%