Russ <russ.geo...@gmail.com> wrote: Might you point to a reference where the mass of neutrons in deuterium vs. > other nuclides is said to be different. >
I do not understand. Is the claim here that a neutron in deuterium is heavier or lighter than a neutron in some other element? There are different kinds or neutrons, or entering deuterium changes the mass? That seems extremely unlikely to me.