How is plutonium-238 used in pacemakers?
How is plutonium-238 used in pacemakers? Over the years, various power sources have been used for pacemakers, including thermoelectric batteries containing 2 to 4 curies of plutonium-238 (88 year half-life). As the term “thermoelectric” implies, the heat from the decaying plutonium is used to generate the electricity that stimulates the Read more…