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- Lifetime of Neptunium in h
Tb
Terbium
Showing 38 of 38 isotopes
1 stable, 37 radioactive
Decay mode abbreviations:
β⁻ = Beta minus decay, β⁺ = Beta plus decay, EC = Electron capture, α = Alpha decay
n = Neutron emission, p = Proton emission, SF = Spontaneous fission, IT = Isomeric transition
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