Payré, V.^, Siebach, K.L., Dasgupta, R., Udry, A., Rampe, E.B. & Morrison, S.M. (2020). Constraining ancient magmatic evolution on Mars using crystal chemistry of detrital igneous minerals in the sedimentary Bradbury group, Gale crater, Mars. Journal of Geophysical Research - Planets 125: e2020JE006467. doi:10.1029/2020JE006467
Grewal et al., 2020 GCA
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
Ding et al., 2020 JGR-Planets
Ding, S.*, Dasgupta, R. & Tsuno, K.^ (2020). The solidus and melt productivity of nominally anhydrous Martian mantle constrained by new high pressure-temperature experiments - Implications for crustal production and mantle source evolution. Journal of Geophysical Research - Planets 123: e2019JE006078. doi:10.1029/2019JE006078
Muth et al., 2020 Geophys. Monograph
Muth, M.+, Duncan, M.S.* & Dasgupta, R. (2020). The effect of variable Na/K on the CO2 content in slab-derived rhyolitic melts. In Manning, C., Lin, J.-F., and Mao, W. (Eds.) Carbon in Earth’s Interior. Geophysical Monograph 249: 195-208. doi:10.1002/9781119508229.ch17
Chowdhury and Dasgupta, 2020 GCA
Chowdhury, P.* & Dasgupta, R. (2020). Sulfur extraction via carbonated melts from sulfide-bearing mantle lithologies - Implications for deep sulfur cycle and mantle redox. Geochimica et Cosmochimica Acta 269: 376-397. doi:10.1016/j.gca.2019.11.002
Eguchi et al., 2020 Nature Geosci
Eguchi, J.*, Seales, J. & Dasgupta, R. (2020). Great oxidation and Lomagundi events linked by deep cycling and increased degassing of carbon. Nature Geoscience 31: 71-76. doi:10.1038/s41561-019-0492-6
Chu et al., 2019 AJS
Chu, X.^, Lee, C-T.A., Dasgupta, R. & Cao, W. (2019). The contribution to exogenic CO2 by contact metamorphism at continental arcs: A coupled model of fluid flux and metamorphic decarbonation. American Journal of Science 319: 631-657. doi:10.2475/08.2019.01
Saha and Dasgupta, 2019 JGR: Solid Earth
Saha, S.* & Dasgupta, R. (2019). Phase relations of a depleted peridotite fluxed by a CO2-H2O fluid - Implications for the stability of partial melts versus volatile-bearing mineral phases in the cratonic mantle. Journal of Geophysical Research: Solid Earth 124: 10089-10106. doi:10.1029/2019JB017653
Lee et al., 2019 CUP
Lee, C-T.A., Jiang, H., Dasgupta, R. & Torres, M. (2019). A framework for understanding whole Earth carbon cycling. In Orcutt, B., Daniel, I., and Dasgupta, R. (Eds.) Deep Carbon: Past to Present. Cambridge University Press, Cambridge, pp. 313-357. doi:10.1017/9781108677950.011
Dasgupta and Grewal, 2019 CUP
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., and Dasgupta, R. (Eds.) Deep Carbon: Past to Present. Cambridge University Press, Cambridge, pp. 4-39. doi:10.1017/9781108677950.002
Chowdhury and Dasgupta, 2019 CG
Chowdhury, P.* & Dasgupta, R. (2019). Effect of sulfate on the basaltic liquidus and sulfur concentration at anhydrite saturation (SCAS) of hydrous basalts – Implications for sulfur cycle in subduction zones. Chemical Geology 522: 162-174. doi:10.1016/j.chemgeo.2019.05.020
Grewal et al., 2019 GCA
Grewal, D.S.*, Dasgupta, R., Homes, A.+, 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
Fuentes et al., 2019 EPSL
Fuentes, J., Crowley, J., Dasgupta, R. & Mitrovica, J. (2019). The influence of plate tectonic style on melt production and CO2 outgassing flux at mid-ocean ridges. Earth and Planetary Science Letters 511: 154-163. doi:10.1016/j.epsl.2019.01.020
Grewal et al., 2019 SciAdv
Grewal, D.S.*, Dasgupta, R., Sun, C.^, Tsuno, K.^ & Costin, G. (2019). Delivery of carbon, nitrogen, and sulfur to the silicate Earth by a giant impact. Science Advances 5: eaau3669. doi: 10.1126/sciadv.aau3669
Bajgain et al., 2019 GRL
Bajgain, S.K., Mookherjee, M., Dasgupta, R., Ghosh, D. & Karki, B.B. (2019). Nitrogen in the Earth’s outer core. Geophysical Research Letters 46: 89-98. doi:10.1029/2018GL080555
Sun and Dasgupta, 2019 EPSL
Sun, C.^ & Dasgupta, R. (2019). Slab-mantle interaction, carbon transport, and kimberlite generation in the deep upper mantle. Earth and Planetary Science Letters 506: 38-52. doi:10.1016/j.epsl.2018.10.028
Ding and Dasgupta, 2018 JPetrol
Ding, S.* & Dasgupta, R. (2018). Sulfur inventory of ocean island basalt source regions constrained by modeling the fate of sulfide during decompression melting of a heterogeneous mantle. Journal of Petrology 59: 1281-1308. doi:10.1093/petrology/egy061
Eguchi and Dasgupta, 2018 GPL
Eguchi, J.* & Dasgupta, R. (2018). Redox state of the convective mantle from CO2-trace element systematics of oceanic basalts. Geochemical Perspective Letters 8: 17-21. doi: 10.7185/geochemlet.1823
Tsuno et al., 2018 GCA
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
Eguchi and Dasgupta, 2018 CG
Eguchi, J.* & Dasgupta, R. (2018). A CO2 solubility model for silicate melts from fluid saturation to graphite or diamond saturation. Chemical Geology 487: 23-38. doi:10.1016/j.chemgeo.2018.04.012
