Two isotopically distinct populations of refractory inclusions in the EHa3 chondrite Sahara 97072 – Significance for understanding the evolution of the CAI-formation regionOPEN ACCESS
Samuel Ebert, Kazuhide Nagashima, Alexander N. Krot, Addi Bischoff Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 27 December 2024 LINK + PDF (OPEN ACCESS) “The nature of isotopic differences between ‘normal’ Ca,Al-rich inclusions…
Calcium isotope evidence for the formation of early condensates in the Solar System from unmixed reservoirs with distinct nucleosynthetic originsOPEN ACCESS
Yuki Masuda, Martin Schiller, Martin Bizzarro, Tetsuya Yokoyama Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 15 November 2024 LINK + PDF (OPEN ACCESS) “Calcium-aluminum rich inclusions (CAIs) are the oldest condensates in the…
Thermal processing of primordial pebbles in evolving protoplanetary disksOPEN ACCESS
Maria Jose Colmenares, Michiel Lambrechts, Elishevah van Kooten, Anders Johansen Accepted for publication in A&A PDF (OPEN ACCESS) During protoplanetary disk formation, dust grains located in the outer disk retain their pristine icy composition, while…
Evidence for a primordial isotopic gradient in the inner region of the solar protoplanetary discOPEN ACCESS
J. Mah, R. Brasser, J. M. Y. Woo, A. Bouvier, S. J. Mojzsis manuscript, accepted for publication in Astronomy & Astrophysics PDF (OPEN ACCESS) and PDF (OPEN ACCESS) “Not only do the sampled terrestrial worlds…
Early solar irradiation as a source of the inner solar system chromium isotopic heterogeneityOPEN ACCESS
Yogita Kadlag, Jason Hirtz, Harry Becker, Ingo Leya, Klaus Mezger Meteoritics & Planetary ScienceFirst published: 05 November 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Different solar system objects display variable abundances of neutron-rich isotopes such as…
NRLEE Nucleosynthesis
Meyer B. S., Bermingham K. R., Frizzell K., Mezger K. 52nd Lunar and Planetary Science Conference (2021), Abstract #2598 PDF “NRLEEs are likely some sort of exploding white dwarf stars. They produce neutron-rich iron-group isotopes…
A refractory inclusion with solar oxygen isotopes and the rarity of such objects in the meteorite record
Levke Kööp, Kazuhide Nagashima, Andrew M. Davis, Alexander N. Krot Meteoritics & Planetary Science First Published: 27 March 2020 LINK “NASA’s Genesis mission revealed that the Sun is enriched in 16O compared to the Earth…
Calcium and titanium isotopes in refractory inclusions from CM, CO, and CR chondrites
Levke Kööp, Andrew M. Davis, Alexander N. Krot, Kazuhide Nagashima, Steven B. Simon Earth and Planetary Science Letters Volume 489, 1 May 2018, Pages 179–190 Available online 9 March 2018 LINK “Highlights • Some CAIs…
Origins of mass-dependent and mass-independent Ca isotope variations in meteoritic components and meteorites
K.R. Bermingham, N. Gussone, K. Mezger, J. Krause In Press, Accepted Manuscript, Available online 8 February 2018 LINK “The Ca isotope composition of meteorites and their components may vary due to mass-dependent and/or -independent isotope…
Correlation of 48Ca, 50Ti, and 138La Heterogeneity in the Allende Refractory Inclusions
Hsin-Wei Chen et al. The Astrophysical Journal Letters,Volume 806, Number 1 doi:10.1088/2041-8205/806/1/L21 LINK
Calcium isotopic composition of planetary materials
Keiji Misawa (NIPR, SOKENDAI), Tatsunori Yokoyama (NMNS), Shigekazu Yoneda (NMNS) PDF LINK
Evidence for nucleosynthetic enrichment of the protosolar molecular cloud core by multiple supernova events
Martin Schiller, Chad Paton, Martin Bizzarro Geochimica et Cosmochimica Acta Available online 13 November 2014 LINK
Calcium-48 isotopic anomalies in bulk chondrites and achondrites: Evidence for a uniform isotopic reservoir in the inner protoplanetary disk
Nicolas Dauphas, James H. Chen, Junjun Zhang, Dimitri A. Papanastassiou, Andrew M. Davis, Claudia Travaglio Earth and Planetary Science Letters Volume 407, 1 December 2014, Pages 96–108 LINK The Earth has identical 48Ca isotopic composition…