Synthesis of prebiotic organics from CO2 by catalysis with meteoritic and volcanic particlesOPEN ACCESS
Sophia Peters, Dmitry A. Semenov, Rupert Hochleitner & Oliver Trapp Scientific Reports, Volume 13, Article number: 6843 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The emergence of prebiotic organics was a mandatory step toward the origin of…
Hydrogen Drives Part of the Reverse Krebs Cycle under Metal or Meteorite CatalysisOPEN ACCESS
Sophia A. Rauscher, Joseph Moran Angewandte Chemie International EditionFirst published: 17 October 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Hydrogen (H2) is a geological source of reducing electrons that is thought to have powered the metabolism…
Gaseous atomic nickel in the coma of interstellar comet 2I/BorisovOPEN ACCESS
Piotr Guzik & Michał Drahus Nature volume 593, pages 375–378 (2021) LINK PDF (OPEN ACCESS) Accepted manuscript with minor post-acceptance corrections “On 31 August 2019, an interstellar comet was discovered as it passed through the…
Iron and nickel atoms in cometary atmospheres even far from the Sun
J. Manfroid, D. Hutsemékers & E. Jehin Nature 593 , 372–374 LINK “In comets, iron and nickel are found in refractory dust particles or in metallic and sulfide grains. So far, no iron- or nickel-bearing…
A very early origin of isotopically distinct nitrogen in inner Solar System protoplanetsOPEN ACCESS
Damanveer S. Grewal, Rajdeep Dasgupta & Bernard Marty Nature Astronomy (2021) LINK Preprint (differs from the journal version) PDF (OPEN ACCESS)Journal PDF (OPEN ACCESS) “Understanding the origin of life-essential volatiles such as nitrogen (N) in…
Isotopic Dichotomy among Meteorites and Its Bearing on the Protoplanetary Disk
Edward R. D. Scott, Alexander N. Krot, and Ian S. Sanders The Astrophysical Journal, Volume 854, Number 2 LINK “Whole rock Δ17O and nucleosynthetic isotopic variations for chromium, titanium, nickel, and molybdenum in meteorites define…
Non-chondritic iron isotope ratios in planetary mantles as a result of core formation
Stephen M. Elardo & Anat Shahar Nature Geoscience (2017) doi:10.1038/ngeo2896 Published online 20 February 2017 LINK “Information about the materials and conditions involved in planetary formation and differentiation in the early Solar System is recorded…
Mobility of Iron and Nickel at Low Temperatures: Implications for 60Fe-60Ni Systematics of Chondrules from Unequilibrated Ordinary Chondrites
Myriam Telus, Gary R. Huss, Ryan C. Ogliore, Kazuhide Nagashima, Daryl L. Howard, Matthew G. Newville, Andrew G. Tomkins Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 1 February 2016 doi:10.1016/j.gca.2015.11.046 LINK “The…