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Analytical chemistry

Ultrasensitive radiocarbon detection


Radiocarbon is rare, forming no more than one part per trillion of the total carbon content of the atmosphere. An optical method allows radiocarbon to be detected at roughly 25-fold lower levels than this, opening up fresh avenues of research.

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Correspondence to Richard N. Zare.

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Zare, R. Ultrasensitive radiocarbon detection. Nature 482, 312–313 (2012).

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