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Fractionation of Nuclear Weapon Debris



EDVARSON et al. 1 report evidence for a fractionation effect noted in the radioactive analysis of samples of nuclear weapons debris collected in filters carried by a jet plane flying over central Sweden. Certain individual particles selected from the filters appeared to be rich in (zinc-90 + niobium-90) radiations and impoverished in ruthenium-103 radiations.

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  1. 1

    Edvarson, K., Löw, K., and Sisefsky, J., Nature, 184, 1774 (1959).

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