Uranium-239
= Uranium-239
{title2=$^{239}_{92}\mathrm U$}
An unstable <uranium> <isotope> produced by <neutron capture> on <uranium-238>. Two successive <beta-minus decays>, through <neptunium-239>, lead to <plutonium-239>.
= Uranium-239
{title2=$^{239}_{92}\mathrm U$}
An unstable <uranium> <isotope> produced by <neutron capture> on <uranium-238>. Two successive <beta-minus decays>, through <neptunium-239>, lead to <plutonium-239>.