The Rise and Fall of Iron-60

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Boehnke P. McKeegan K. D. * Stephan T. Steele R. C. J. Trappitsch R. Davis A. M. Pellin M. J. Liu M.-C.

80th Annual Meeting of the Meteoritical Society 2017 [#6243]

abstract (PDF)

“RIMS analyses of Ni isotopes in Orgueil carbonates reveal large mass-dependent fractionation effects that cannot be seen by SIMS. High 60Ni/62Ni ratios resulting from mass fractionation can be misinterpreted as evidence of radiogenic 60Ni*.”

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