Isotopes of Lanthanum |
Notable Isotopes |
137La [80 neutrons] |
Abundance: synthetic |
Half life: 60000 years [ Electron Capture ] |
Decay Energy: 0.600 MeV |
Decays to 137Ba. |
138La [81 neutrons] |
Abundance: 0.09% |
Half life: 1.05 x 1011 years [ Electron Capture ] |
Decay Energy: 1.737 MeV |
Decays to 138Ba. |
Half life: 1.05 x 1011 years [ beta- ] |
Decay Energy: 1.044 MeV |
Decays to 138Ce. |
139La [82 neutrons] |
Abundance: 99.91% |
Stable with 82 neutrons |