A nucleosynthetic origin for the Earth’s anomalous 142Nd composition

C. Burkhardt (), L. E. Borg, G. A. Brennecka, Q. R. Shollenberger, N. Dauphas and T. Kleine
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C. Burkhardt: Origins Laboratory, The University of Chicago
L. E. Borg: Lawrence Livermore National Laboratory, L231
G. A. Brennecka: Institut für Planetologie, Westfälische Wilhelms-Universität Münster
Q. R. Shollenberger: Institut für Planetologie, Westfälische Wilhelms-Universität Münster
N. Dauphas: Origins Laboratory, The University of Chicago
T. Kleine: Institut für Planetologie, Westfälische Wilhelms-Universität Münster

Nature, 2016, vol. 537, issue 7620, 394-398

Abstract: Neodynium isotope data reveal that the Earth is enriched in material from red giant stars relative to its presumed meteoritic building blocks, refuting models of a hidden reservoir of 142Nd-depleted material or a ‘super-chondritic’ Earth.

Date: 2016
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DOI: 10.1038/nature18956

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