Er

Erbium-145

Protons (Z)

68

Neutrons (N)

77

Mass number

145

Half-Life

900.0 ms

Abundance

---

Mass

144.958 u

Mass Excess

-39,240.0 keV

Spin

(1/2+)

Discovered

1989

Binding energy per nucleon

7,975 keV

Neutron separation energy

10,701 keV

Proton separation energy

1,919 keV

Decay Mode

Decay chain

Erbium-145Z 68 · N 77900.0 ms
β⁺100%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
EC100%
EC~100%