Sun, C.^ & Dasgupta, R. (2023). Carbon budget of the Earth’s deep mantle constrained by petrogenesis of silica-poor ocean island basalts. Earth and Planetary Science Letters 611:118135. doi:10.1016/j.epsl.2023.118135
Eguchi and Dasgupta, 2022 EPSL
Eguchi, J.* & Dasgupta, R. (2022). Cycling of CO2 and H2O constrained by experimental investigation of a model ophicarbonate at deep subduction zone conditions. Earth and Planetary Science Letters 600:117866. doi:10.1016/j.epsl.2022.117866
Lara and Dasgupta, 2022 EPSL
Lara, M.* & Dasgupta, R. (2022). Carbon recycling efficiency in subduction zones constrained by the effects of H2O-CO2 fluids on partial melt compositions in the mantle wedge. Earth and Planetary Science Letters 588: 117578. doi:10.1016/j.epsl.2022.117578
Chowdhury et al., 2021 GCA
Chowdhury, P.*, Dasgupta, R., Phelps, P.R., Lee, C-T.A. & Anselm, R.A.’ (2021). Partitioning of chalcophile and highly siderophile elements (HSEs) between sulfide and carbonated melts – Implications for HSE systematics of kimberlites, carbonatites, and melt metasomatized mantle domains. Geochimica et Cosmochimica Acta 305:130-147. doi:10.1016/j.gca.2021.05.006
Saha et al., 2021 EPSL
Saha, S.*, Peng, Y., Dasgupta, R., Mookherjee, M. & Fischer, K.M. (2021). Assessing the presence of volatile-bearing mineral phases in the cratonic mantle as a possible cause of mid-lithospheric discontinuities. Earth and Planetary Science Letters 553:116602. doi:10.1016/j.epsl.2020.116602
Lara and Dasgupta, 2020 GCA
Lara, M.* & Dasgupta, R. (2020). Partial melting of a depleted peridotite metasomatized by a MORB-derived hydrous silicate melt - Implications for subduction zone magmatism. Geochimica et Cosmochimica Acta 290: 137-161. doi:10.1016/j.gca.2020.09.001
Sun and Dasgupta, 2020 EPSL
Sun, C.^ & Dasgupta, R. (2020). Thermobarometry of CO2-rich, silica-undersaturated melts constrains cratonic lithosphere thinning through time in areas of kimberlitic magmatism. Earth and Planetary Science Letters 550:116549. doi:10.1016/j.epsl.2020.116549
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, A., and Mao, W. (Eds.) Carbon in Earth’s Interior, Geophysical Monograph 249:195-208. doi:10.1002/9781119508229.ch17
Chowdhury & 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
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 & 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. 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
Chowdhury & 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
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
Sun & 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 & Dasgupta, 2018 JPet
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 & 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 & 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
Carter & Dasgupta, 2018 CG
Carter, L.B.* & Dasgupta, R. (2018). Decarbonation in the Ca-Mg-Fe carbonate system at mid-crustal pressure as a function of temperature and assimilation with arc magmas – Implications for long-term climate. Chemical Geology 492: 30-48. doi:10.1016/j.chemgeo.2018.05.024