Isotopes of Europium

Notable Isotopes

150Eu [87 neutrons]

Abundance: synthetic

Half life: 36.9 years [ Electron Capture ]

Decay Energy: 2.261 MeV

Decays to 150Sm.

151Eu [88 neutrons]

Abundance: 47.8%

Stable with 88 neutrons

152Eu [89 neutrons]

Abundance: synthetic

Half life: 13.516 years [ Electron Capture ]

Decay Energy: 1.874 MeV

Decays to 152Sm.

Half life: 13.516 years [ beta- ]

Decay Energy: 1.819 MeV

Decays to 152Gd.

153Eu [90 neutrons]

Abundance: 52.2%

Stable with 90 neutrons