In reply to David Roberson's message of Mon, 17 Feb 2014 10:15:47 -0500 (EST): Hi, [snip] >The location that yielded a long term radioactive pair happened to be where >the exactly calculated value fell extremely close to the center of the two >isotopes. > I suspect that because the value falls close to the center of the pair, the energy change in going from one of the pair to the other will be small. In essence, because the energy change is small, the decay has a long life.
Regards, Robin van Spaandonk http://rvanspaa.freehostia.com/project.html

