The Planetary Geochemistry Group
CosmoGeo Lab
Publications
15. Grewal, D.S., Nie, N.X., Zhang, B., Izidoro, A., Asimow, P.D. (2024) Accretion of the earliest inner solar system planetesimals beyond the water snowline. Nature Astronomy doi: 10.1038/s41550-023-02172-w
14. Suer, T.-A., Jackson, C., Grewal, D.S., Dalou, C., Lichtenberg. T. (2023) The Distribution of Highly Volatile Elements During Rocky Planet Formation. Frontiers in Earth Science 11 doi: 10.3389/feart.2023.1159412
13. Grewal, D.S., Asimow, P.D. (2023) Origin of the superchondritic carbon/nitrogen ratio of the bulk silicate Earth - an outlook from iron meteorites. Geochimica et Cosmochimica Acta 344: 146-159. doi: 10.1016/j.gca.2023.01.012
12. Grewal, D.S., Sun, T., Aithala, S., Hough T., Dasgupta, R., Yeung, L., Schauble, E. (2022) Limited nitrogen isotope fractionation during core-mantle differentiation in rocky protoplanets and planets. Geochimica et Cosmochimica Acta 338: 347-364. doi: 10.1016/j.gca.2022.10.025
11. Grewal, D.S., Seales, J., Dasgupta, R. (2022) Internal or external magma oceans in the earliest protoplanets – perspectives from nitrogen and carbon fractionation. Earth and Planetary Science Letters 598: 117847. doi: 10.1016/j.epsl.2022.117847
10. Grewal, D.S. (2022) Origin of nitrogen isotopic variations in the rocky bodies of the Solar System. The Astrophysical Journal 937: 123. doi: 10.3847/1538-4357/ac8eb4
9. Grewal, D.S., Dasgupta, R., Aithala, S. (2021) The effect of carbon concentration on its core-mantle partitioning behavior in inner Solar System rocky bodies. Earth and Planetary Science Letters 571: 117090. doi: 10.1016/j.epsl.2021.117090
8. Grewal, D.S., Dasgupta, R, Hough T., Farnell, A. (2021) Rates of protoplanetary accretion and differentiation set nitrogen budget of rocky planets. Nature Geoscience 14: 69-376. doi: 10.1038/s41561-021-00733-0
7. Grewal, D.S., Dasgupta, R., Marty, B. (2021) A very early origin of nitrogen in inner Solar System protoplanets. Nature Astronomy 5: 356-364. doi: 10.1038/s41550-020-01283-y
6. Grewal, D.S., Dasgupta, R., Farnell, A. (2020) The speciation of carbon, nitrogen, and water in magma oceans and its effect on volatile partitioning between major reservoirs of the Solar System rocky bodies. Geochimica et Cosmochimica Acta 280: 281-301. doi: 10.1016/j.gca.2020.04.023
5. Dasgupta, R., Grewal, D.S. (2019). Origin and Early Differentiation of Carbon and Associated Life-Essential Volatile Elements on Earth. In Orcutt, B., Daniel, I., Dasgupta, R. (Eds.) Deep Carbon: Past to Present (Cambridge University Press) 4-39. doi: 10.1017/9781108677950.002
4. Hakim, K., Spaargaren, R., Grewal D.S., Rohrbach A., Brendt J., Dominik, C., van Westrenen, W. (2019) A laboratory approach to probe the mineralogy of carbon-rich rocky exoplanets. Astrobiology 9: Number 7. doi: 10.1089/ast.2018.1930
3. Grewal, D.S., Dasgupta, R., Holmes, A.K., Costin, G, Li Y., Tsuno K. (2019) The fate of nitrogen during core-mantle separation on Earth. Geochimica et Cosmochimica Acta 251: 87-115. doi: 10.1016/j.gca.2019.02.009
2. Grewal, D.S., Dasgupta, R., Sun, C., Tsuno K., Costin, G. (2019) Delivery of Carbon, Nitrogen and Sulfur to the Silicate Earth. Science Advances 5: eaau3669. doi: 10.1126/sciadv.aau3669
1. Tsuno, K., Grewal, D.S., Dasgupta, R. (2018). Core-mantle fractionation of carbon in Earth and Mars: The effects of sulfur. Geochimica et Cosmochimica Acta 238: 477-495. doi: 10.1016/j.gca.2018.07.010