carbon-14 dating


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Synonyms for carbon-14 dating

a chemical analysis used to determine the age of organic materials based on their content of the radioisotope carbon-14

References in periodicals archive ?
Radiocarbon dating, also known as carbon-14 dating, is a technique that can accurately determine the age of organic material.
Goodman to date the underwater layers using two methods: carbon-14 dating and OSL (optically stimulated luminescence).
As fortune would have it, a scientist named Willard Libby developed the carbon-14 dating method in 1949--just two years after the first scrolls were discovered.
Carbon-14 dating placed this musical instrument and other items in the cave to between 30,000 and 37,000 years ago.
Dansgaard in Denmark, and eventually, the first carbon-14 dating of ancient ice at the laboratory of Hessel De Vries in The Netherlands.
The carbon-14 dating of some sites began to push back the origins of human settlement earlier than 12,000 BP.
Inside the Scrolls" provides a unique illustrated catalog of the contents of all 11 caves, including detailed analysis of every major scroll, and considers the methods of interpretation employed, including carbon-14 dating, paleography, and computer reconstruction.
Max Uhle, the first archaeologist to study those early mummies, was not privy to carbon-14 dating technology though, and he mistakenly estimated their age at a mere two thousand years.
He also calls for refinement in dating techniques that he believes can be achieved partly by larger samples for seriation, thermoluminescence, and carbon-14 dating, but he does not address the cost of such a program.
And carbon-14 dating, using dissolved inorganic carbon-14 in the water, is sometimes used to date water further into the past.
In addition, by using high-tech carbon-14 dating, The Desert Mummies of Peru shows how Dr Guillen and her team piece together the clues left by a peaceful civilisation that left no written trace and almost no architectural vestige.
After all, if the creationists are right, not just biology must go but also geology, archeology, astrophysics, physics; so must radiometric and carbon-14 dating.
The selppointed chief inquisitor this time has been the astronomer Carl Sagan but in 1995, Charles Ginenthal demolished Sagan's specious arguments in his own comprehensive book, Carl Sagan & Immanuel Velikovsky, which is valuable and most readable for br inging in further wide-ranging data and detailing techniques - for example, carbon-14 dating which is so erratic it has been known to show the shells of living molluscs to have an age of 2300 years.
Although there may be no specific dates attached, nor carbon-14 dating to support the accounts of this verbal history, it is the way we have recorded our story since our existence--long before Columbus, or the coming of Cartier.