Hf–W chronometry

Late metal–silicate separation on the IAB parent asteroid: Constraints from combined W and Pt isotopes and thermal modellingOPEN ACCESS

28/11/2017 00:20 · by karmaka · in accretion, asteroid, IAB, iron, parent body

Alison C. Hunt, David L. Cook, Tim Lichtenberg, Philip M. Reger, Mattias Ek, Gregor J. Golabek, Maria Schönbächler Earth and Planetary Science Letters Volume 482, 15 January 2018, Pages 490–500 LINK (OPEN ACCESS) PDF (OPEN…

The early differentiation of Mars inferred from Hf–W chronometry

20/07/2017 15:38 · by karmaka · in ALH 84001, differentiation, early chronology, Mars, martian, NWA 7034 (basaltic breccia), NWA 8159, planets/planetesimals, shergottite

Thomas S. Kruijer, Thorsten Kleine, Lars E. Borg, Gregory A. Brennecka, Anthony J. Irving, Addi Bischoff, Carl B. Agee Earth and Planetary Science Letters In Press, Corrected Proof, Available online 20 July 2017 LINK “Highlights…

Tungsten isotopic constraints on the age and origin of chondrules

29/02/2016 22:44 · by karmaka · in chondrule, chondrule formation, matrix

Gerrit Budde, Thorsten Kleine, Thomas S. Kruijer, Christoph Burkhardt, and Knut Metzler PNAS2016 ; published ahead of print February 29, 2016, doi:10.1073/pnas.1524980113 LINK “Significance The origin of chondrules—millimeter-sized silicate-rich spherules that dominate the most primitive…

Planetesimal differentiation revealed by the Hf–W systematics of ureilites

03/09/2015 19:47 · by karmaka · in differentiation, parent body, primitive achondrite, ureilite

Gerrit Budde, Thomas S. Kruijer, Mario Fischer-Gödde, Anthony J. Irving, Thorsten Kleine Earth and Planetary Science Letters Volume 430, 15 November 2015, Pages 316–325 LINK