Carbon-14

Carbon-14, 14C, or radiocarbon, is a radioactive isotope of carbon discovered on February 27, 1940, by Martin Kamen and Sam Ruben.

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See also:

Matter & Energy

• Organic Chemistry

Fossils & Ruins

• Fossils
• Paleontology

Its nucleus contains 6 protons and 8 neutrons.

Its presence in organic materials is used extensively as basis of the radiocarbon dating method to date archaeological, geological, and hydrogeological samples.