Eu

Europium-146

Protons (Z)

63

Neutrons (N)

83

Mass number

146

Half-Life

4.61 d

Abundance

---

Mass

145.917 u

Mass Excess

-77,118.0 keV

Spin

4-

Discovered

1957

Binding energy per nucleon

8,262 keV

Neutron separation energy

7,197 keV

Proton separation energy

3,756 keV

Decay Mode

β⁺Samarium-146100%

Decay chain

Europium-146Z 63 · N 834.61 d
β⁺100%
α100%