Er

Erbium-153

Protons (Z)

68

Neutrons (N)

85

Mass number

153

Half-Life

37.1 s

Abundance

---

Mass

152.935 u

Mass Excess

-60,467.0 keV

Spin

7/2-

Discovered

1963

Binding energy per nucleon

8,119 keV

Neutron separation energy

8,038 keV

Proton separation energy

4,151 keV

Decay Mode

Decay chain

Erbium-153Z 68 · N 8537.1 s
α53%
β⁺100%
β⁺83.3%
β⁺~100%
EC100%