radiocarbon


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ra·di·o·car·bon

(rā'dē-ō-kar'bŏn),
A radioactive isotope of carbon, for example, 14C.

radiocarbon

Any of the radionuclides of carbon, the most common of which are 11C, which has a half-life of 20 minutes, and the beta-emitting 14C, which has a half-life of 5,730 years and is used to date archaeological, geological and hydrogeological material.

radiocarbon

(rā″dē-ō-kăr′bŏn)
A radioisotope of carbon; 11C and 14C are used in medical studies.
References in periodicals archive ?
If we reduced fossil fuel emissions, it would be good news for radiocarbon dating," Graven said.
Mulrooney doesn't firmly demonstrate that the radiocarbon dates she sampled track relative population changes over time, comments archaeologist Carl Lipo of California State University, Long Beach.
Researchers recognised as early as 1993 that sediment cores from Lake Suigetsu might be useful for radiocarbon dating, but the initial efforts encountered technical problems.
This paper reports on the initial radiocarbon ages obtained from surface sampling and excavations conducted for LMAP and examines the implications for understanding the archaeology of the Lower Murray.
Because age validation can be difficult for deepwater and long-lived fishes, bomb radiocarbon dating has evolved as a unique application aimed at addressing these issues (Campana 2001).
Bomb radiocarbon dating has evolved as a useful method for validating the age of fishes.
For the first time, radiocarbon dating has become precise enough to constrain the history of ancient Egypt to very specific dates," Ramsey said.
However, in this application, scientists used the pulse of radiocarbon to analyze fat cell turnover in humans.
This paper presents new AMS radiocarbon dates on terrestrial vertebrate fossils and peat from the island that span the range from greater than 53 000 to modern [.
Brookes and Stevens (1985) reported a conventional radiocarbon date of 8250 [+ or -] 320 BP ([[delta].
Thus, for example, historic dates for Egyptian artifacts are utilized to correct radiocarbon ages while in general validating the radiocarbon technique (pp.