منابع مشابه
Radiocarbon Dating of Ground Water
Radiocarbon dating of ground water is used in combination with the primary measurements of classical hydrological and chemical analyses. Radiocarbon dating will produce the best results when it involves multiple measurements or sequential sampling. The most useful data come from these comparisons and not from absolute ages. In the case of multiple measurements, the apparent ages of the ground w...
متن کاملFifty Years of Radiocarbon Dating
The history of radiocarbon dating through the 20th century is presented, focusing on the work of Willard F. Libby, who introduced radiocarbon dating in 1949, and its application during the following 50 years. Topics include an explanation of radiocarbon dating, by which the age of organic matter can be determined; difficulties Libby encountered in developing processes for accurate measurements;...
متن کاملRadiocarbon dating and the ‘‘old shell’’ problem: direct dating of artifacts and cultural chronologies in coastal and other aquatic regions
Archaeologists have long recognized the problem of the ‘‘old wood’’ effect in radiocarbon dating charcoal and wood samples, the age of which may be hundreds of years older than their use by humans. Such problems have resulted in significant changes in how most researchers select wood and charcoal samples for C dating, with many now using relatively short-lived carbonized materials for dating. D...
متن کاملRadiocarbon Dating: The Continuing Revolution
Radiocarbon (I4C) dating, now in its fifth decade of general use, continues to be the most widely employed method of inferring chronometric age for late Pleistocene and Holocene age materials recovered from archeological contexts. Over the last decade, several technical advances in I4C studies have provided contexts for a number of significant applications in archeology that were previously eit...
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ژورنال
عنوان ژورنال: Radiocarbon
سال: 1992
ISSN: 0033-8222,1945-5755
DOI: 10.1017/s0033822200064225