Eu

Europium-149

Protons (Z)

63

Neutrons (N)

86

Mass number

149

Half-Life

93.1 d

Abundance

---

Mass

148.918 u

Mass Excess

-76,441.0 keV

Spin

5/2+

Discovered

1959

Binding energy per nucleon

8,254 keV

Neutron separation energy

8,215 keV

Proton separation energy

4,394 keV

Decay Mode

ECSamarium-149100%

Decay chain

Europium-149Z 63 · N 8693.1 d
EC100%