Eu

Europium-143

Protons (Z)

63

Neutrons (N)

80

Mass number

143

Half-Life

2.59 m

Abundance

---

Mass

142.92 u

Mass Excess

-74,241.0 keV

Spin

5/2+

Discovered

1965

Binding energy per nucleon

8,246 keV

Neutron separation energy

11,002 keV

Proton separation energy

2,548 keV

Decay Mode

β⁺Samarium-143100%

Decay chain

Europium-143Z 63 · N 802.59 m
β⁺100%
β⁺100%
EC~100%