The determination of the approximate age of an ancient object, such as an archaeological specimen, by measuring the amount of carbon 14 it contains. Because history tradition, bursting with restaurants and dating radiocarbon of bars located.
Such raw ages can be calibrated to give calendar dates.
All living things exchange the gas Carbon 14 (C14) with the atmosphere around them—animals and plants exchange Carbon 14 with the atmosphere, fish and corals exchange carbon with dissolved C14 in the water.
Libby and a few of his students at the University of Chicago: in 1960, he won a Nobel Prize in Chemistry for the invention.
The older a sample is, the less 14 C there is to be detected, and because the half-life of 14 C the period of time after which half of a given sample will have decayed is about 5, years, the oldest dates that can be reliably measured by this process date to around 50, years ago, although special preparation methods occasionally permit accurate analysis of older samples. Philon went on to explain the radiocarbon dating of the book. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Sinatra, pop art and a carbon dating tested tipple.
JOIN MWU GAMES THESAURUS WORD OF THE DAY Dtaing WORDS AT PLAY FAVORITES Follow: Carbon dating - definition of carbon dating by The Free Dictionary See dating definition dictionary dating defined for English-language learners. The resulting radiocarbon combines with atmospheric oxygen to form radioactive carbon dioxidewhich is incorporated into plants by photosynthesis ; animals then acquire 14 C by eating the plants.