High-energy impact and vapor recondensation history of the angrite parent body revealed by nickel isotopes

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Ke Zhu, Akira Yamaguchi, Paolo A. Sossi, Audrey Bouvier, Lu Chen, and Peng Ni PNAS, November 10, 2025, 122 (46) e2519759122 LINK “The angrite parent body (APB) is the most volatile-depleted among known differentiated bodies…

Geochemical Constraints on Potential UOC Chondrule Genesis by Hypervelocity Impact Vapor Plumes and Likely Precursor Sources

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Sheikh D., Humayun M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1279 PDF “Most UOC chondrules analyzed exhibit Ce, and Eu anomalies, implying a chondrule forming process that began oxidized but went reducing, consistent…

Impact vaporization of planetesimal cores in the late stages of planet Formation

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Richard G. Kraus, Seth Root, Raymond W. Lemke, Sarah T. Stewart, Stein B. Jacobsen, Thomas R. Mattsson Nature Geoscience 8, 269–272 doi:10.1038/ngeo2369 LINK Supplementary Information(PDF)

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