Paper dating laboratory

Posted by / 07-Jan-2020 23:54

Paper dating laboratory

After the war he became very interested in peaceful applications of atomic science.He and two students first measured the "half-life" of radiocarbon.In the 1940s, scientists succeeded in finding out how long it takes for radiocarbon to disappear, or decay, from a sample of carbon from a dead plant or animal.Willard Libby, the principal scientist, had worked in the team making the nuclear bomb during World War 2, so he was an expert in nuclear and atomic chemistry.

Animals eat plants, and some eat other animals in the food chain.It is called 'radio'-carbon, because it is 'radioactive'.This means that its atomic structure is not stable and there is an uneasy relationship between the particles in the nucleus of the atom itself.They used pottery and other materials in sites to date 'relatively'.They thought that sites which had the same kinds of pots and tools would be the same age.

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