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Advanced filters: Author: Pierre Bonnand Clear advanced filters

  • 138La-138Ce geochronology shows that La/Ce fractionation, and Ce oxidation, occurred at the time of deposition, placing the origin of oxygenic photosynthesis in the Mesoarchaean or earlier.

    • Laureline A. Patry
    • Pierre Bonnand
    • Stefan V. Lalonde
    Research
    Nature
    Volume: 642, P: 99-104

  • Some iron meteorite parent bodies may have formed beyond Mars under oxidizing conditions, according to analyses of chromium isotopes.

    • P. Bonnand
    • A. N. Halliday
    Research
    Nature Geoscience
    Volume: 11, P: 401-404