Mechanisms and timing of carbonaceous chondrite delivery to the EarthOPEN ACCESS
Francis Nimmo, Thorsten Kleine, Alessandro Morbidelli, David Nesvorny Accepted for publication in Earth and Planetary Science Letters, 7 November 2024 PDF (OPEN ACCESS) “The nucleosynthetic isotope signatures of meteorites and the bulk silicate Earth (BSE)…
Moon-forming impactor as a source of Earth’s basal mantle anomalies
Qian Yuan, Mingming Li, Steven J. Desch, Byeongkwan Ko, Hongping Deng, Edward J. Garnero, Travis S. J. Gabriel, Jacob A. Kegerreis, Yoshinori Miyazaki, Vincent Eke & Paul D. Asimow Nature, Volume 623, pages 95–99Published: 01…
Silicon isotope constraints on terrestrial planet accretionOPEN ACCESS
Isaac J. Onyett, Martin Schiller, Georgy V. Makhatadze, Zhengbin Deng, Anders Johansen & Martin Bizzarro NaturePublished: 14 June 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Understanding the nature and origin of the precursor material to terrestrial…
Mass-dependent nickel isotopic variations in achondrites and lunar rocks
Shui-Jiong Wang, Shi-Jie Li, Yangting Lin, Si-Zhang Sheng Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 11 April 2023 LINK “We present high-precision mass-dependent nickel isotopic data for a comprehensive suite of achondrites and…
Core segregation during pebble accretion
Peter Olson, Zachary Sharp, Susmita Garai Earth and Planetary Science LettersVolume 587, 1 June 2022, 117537 LINK “Highlights • Pebble accretion builds terrestrial protoplanets in a few million years.• Core segregation is synchronized to the…
The origin of volatile elements in the Earth–Moon systemOPEN ACCESS
Lars E. Borg, Gregory A. Brennecka, and Thomas S. Kruijer PNAS, February 22, 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin of volatile species such as water in the Earth–Moon system is a subject of…
Accretion and differentiation of early planetary bodies as recorded in the composition of the silicate Earth
Klaus Mezger, Alessandro Maltese, Hauke Vollstaedt IcarusIn Press, Journal Pre-proof, Available online 21 April 2021 LINK “Highlights • Element abundances in silicate Earth are the result of accretion of three major chemically and isotopically different…
The origin of the Moon’s Earth-like tungsten isotopic composition from dynamical and geochemical modelingOPEN ACCESS
Rebecca A. Fischer, Nicholas G. Zube & Francis Nimmo Nature Communications, Volume 12, Article number: 35 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Earth and Moon have identical or very similar isotopic compositions for many…
Distinct oxygen isotope compositions of the Earth and Moon
Erick J. Cano, Zachary D. Sharp & Charles K. Shearer Nature Geoscience (2020) LINK “The virtually identical oxygen isotope compositions of the Earth and Moon revealed by Apollo return samples have been a challenging constraint…
A Unified Model for Hydrogen in the Earth and Moon: No one expects the Theia ContributionOPEN ACCESS
Steven J. Desch, Katharine L. Robinson Geochemistry In Press, Corrected Proof , Available online 22 October 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The Moon is thought to have formed after a planetary embryo, known…
Zirconium isotope constraints on the composition of Theia and current Moon-forming theoriesOPEN ACCESS
W. Akram, M. Schönbächler Earth and Planetary Science Letters, Volume 449, 1 September 2016, Pages 302-310 Received 26 January 2016, Revised 10 May 2016, Accepted 14 May 2016, Available online 21 June 2016 LINK (OPEN…
Brief Follow-up on Recent Studies of Theia’s Accretion
Nathan A. Kaib, Nicolas B. Cowan accepted to Icarus arXiv:1506.06132 PDF LINK abstract
Chips Off the Old Block: Enstatite Chondrites as Samples of the Proto-Earth
Gaidos E. * Yin Q.-Z. 78th Annual Meeting of the Meteoritical Society (2015), abstract #5145 abstract (PDF)
The Feeding Zones of Terrestrial Planets and Insights into Moon Formation
Nathan A. Kaib, Nicolas B. Cowan Icarus, available online 29 January 2015 doi:10.1016/j.icarus.2015.01.013 PDF LINK (full text) LINK
Dynamical Evolution of the Earth-Moon Progenitors – Whence Theia?
Billy Quarles, Jack J. Lissauer Accepted for publication in Icarus (Submitted on 27 Oct 2014) PDF LINK LINK
On the origin and composition of Theia: Constraints from new models of the Giant Impact
On the origin and composition of Theia: Constraints from new models of the Giant Impact Matthias M.M. Meier, Andreas Reufer, Rainer Wieler Icarus 242:316-328 (2014) PDF LINK LINK (abstract) Knowing the isotopic composition of Theia,…
Highly siderophile elements in Earth’s mantle as a clock for the Moon-forming impact
Jacobson SA, Morbidelli A, Raymond SN, O’Brien DP, Walsh KJ and Rubie DC (2014) Nature 508, 84–87 (03 April 2014) doi:10.1038/nature13172 LINK Using HSE abundance measurements13, 14, we determine a Moon-formation age of 95 ± 32 Myr after…
Impact Theory Gets Whacked
Daniel Clery Science 11 October 2013: Vol. 342 no. 6155 pp. 183-185 DOI: 10.1126/science.342.6155.183 LINK