Time range of radiocarbon dating Sex spiele 2014 kostenlos
It's development revolutionized archaeology by providing a means of dating deposits independent of artifacts and local stratigraphic sequences.
Libby in 1949, and has become an indispensable part of the archaeologist's tool kit since.
Because it reacts identically to C-12 and C-13, C-14 becomes attached to complex organic molecules through photosynthesis in plants and becomes part of their molecular makeup.
Animals eating those plants in turn absorb Carbon-14 as well as the stable isotopes.
In principle, any material of plant or animal origin, including textiles, wood, bones and leather, can be dated by its content of carbon 14, a radioactive form of carbon in the environment that is incorporated by all living things.