Define radioactive carbon dating

29-Jan-2018 09:20

Working with several collaboraters, Libby established the natural occurrence of radiocarbon by detecting its radioactivity in methane from the Baltimore sewer.In contrast, methane made from petroleum products had no measurable radioactivity.The radiocarbon method was developed by a team of scientists led by the late Professor Willard F.

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Because carbon-14 decays at this constant rate, an estimate of the date at which an organism died can be made by measuring the amount of its residual radiocarbon.

As a result it is always undergoing natural radioactive decay while the abundances of the other isotopes are unchanged.