U

Uranium-228

Protons (Z)

92

Neutrons (N)

136

Mass number

228

Half-Life

9.1 m

Abundance

---

Mass

228.031 u

Mass Excess

29,220.0 keV

Spin

0+

Discovered

1949

Binding energy per nucleon

7,627 keV

Neutron separation energy

7,896 keV

Proton separation energy

4,899 keV

Decay Mode

Decay chain

Uranium-228Z 92 · N 1369.1 m
α97.5%
α100%
α100%
α100%
α100%