Er

Erbium-163

Protons (Z)

68

Neutrons (N)

95

Mass number

163

Half-Life

1.25 h

Abundance

---

Mass

162.93 u

Mass Excess

-65,167.0 keV

Spin

5/2-

Discovered

1953

Binding energy per nucleon

8,145 keV

Neutron separation energy

6,904 keV

Proton separation energy

6,415 keV

Decay Mode

β⁺Holmium-163100%

Decay chain

Erbium-163Z 68 · N 951.25 h
β⁺100%
EC100%