Er

Erbium-145m

Protons (Z)

68

Neutrons (N)

77

Mass number

145

Half-Life

1.0 s

Abundance

---

Mass

144.958 u

Mass Excess

-39,040.0 keV

Spin

(11/2-)

Discovered

2010

Binding energy per nucleon

7,974 keV

Neutron separation energy

10,501 keV

Proton separation energy

1,719 keV

Decay Mode

Decay chain

Erbium-145Z 68 · N 771.0 s
β⁺100%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
EC100%
EC~100%