New high-pressure and high-temperature metal/silicate partitioning of U and Pb: Implications for the cores of the Earth and Mars

In order to quantify possible fractionation of U and Pb into a metallic core, we have performed piston cylinder and multi-anvil press experiments at high pressure (up to 20 GPa) and high temperature (up to 2400 °C) and obtained the distribution coefficient D metal–silicate and the exchange partition...

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Veröffentlicht in:Geochimica et cosmochimica acta 2007-05, Vol.71 (10), p.2637-2655
Hauptverfasser: Malavergne, Valérie, Tarrida, Martine, Combes, Rossana, Bureau, Hélène, Jones, John, Schwandt, Craig
Format: Artikel
Sprache:eng
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