Carbon-14 Activity during the Past 5,000 Years
RECENTLY, C. Crowe 1 has attempted to demonstrate that the carbon-14 activity in the atmosphere has been subject to considerable variations during the past 5,000 years. He did this by plotting the carbon -14 data of a number of samples of historically known age. By this method a variation in the atm...
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Veröffentlicht in: | Nature 1958-11, Vol.182 (4647), p.1432-1433 |
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Sprache: | eng |
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