Saha, S.*, Dasgupta, R., Tsuno, K.^ (2018). High pressure-temperature phase relations of a depleted peridotite fluxed by CO2-H2O-bearing siliceous melts and the origin of mid-lithospheric discontinuity. Geochemistry, Geophysics, Geosystems 19 (3): 595-620. doi:10.1002/2017GC007233
Ding et al., 2018 GCA
Ding, S.*, Hough, T.', Dasgupta, R. (2018). New high pressure experiments on sulfide saturation of high-FeO* basalts with variable TiO2 contents – Implications for the sulfur inventory of the lunar interior. Geochimica et Cosmochimica Acta 222, 319-339. doi:10.1016/j.gca.2017.10.025
Dasgupta, 2018 AJS
Dasgupta, R. (2018). Volatile bearing partial melts beneath oceans and continents – where, how much, and of what compositions? American Journal of Science 318 (1), 141-165. doi:10.2475/01.2018.06
Li et al., 2017 JGR
Li, Y.^, Dasgupta, R. & Tsuno, K.^ (2017). Carbon contents in reduced basalts at graphite saturation: Implications for the degassing of Mars, Mercury, and the Moon. Journal of Geophysical Research - Planets 122, doi:10.1002/2017JE005289.
Duncan et al., 2017 EPSL
Duncan, M. S.*, Dasgupta, R., Tsuno, K.^ (2017). Experimental determination of CO2 content at graphite saturation along a natural basalt-peridotite melt join: Implications for the fate of carbon in terrestrial magma oceans. Earth and Planetary Science Letters 466, 115-128. doi:10.1016/j.epsl.2017.03.008
Duncan & Dasgupta, 2017 Nature Geoscience
Duncan, M. S.* & Dasgupta, R. (2017). Rise of Earth's atmospheric oxygen controlled by efficient subduction of organic carbon. Nature Geoscience 10, 387-392. doi:10.1038/NGEO2939
Eguchi & Dasgupta, 2017 CMP
Eguchi, J.* & Dasgupta, R. (2017). CO2 content of andesitic melts at graphite saturated upper mantle conditions with implications for redox state of oceanic basalt source regions and remobilization of reduced carbon from subducted eclogite. Contributions to Mineralogy and Petrology 172, 12. doi:10.1007/s00410-017-1330-8
Ding & Dasgupta, 2017 EPSL
Ding, S.* & Dasgupta, R. (2017). The fate of sulfide during decompression melting of peridotite – implications for sulfur inventory of the MORB-source depleted upper mantle. Earth and Planetary Science Letters 459, 183-195. doi:10.1016/j.epsl.2016.11.020
Mallik et al., 2016 GCA
Mallik, A.*, Dasgupta, R., Tsuno, K.^ & Nelson, J.' (2016). Effects of water, depth and temperature on partial melting of mantle-wedge fluxed by hydrous sediment-melt in subduction zones. Geochimica et Cosmochimica Acta 195, 226-243. doi:10.1016/j.gca.2016.08.018
Carter & Dasgupta, 2016 G-Cubed
Carter, L. B.* & Dasgupta, R. (2016). Effect of melt composition on crustal carbonate assimilation – Implications for the transition from calcite consumption to skarnification and associated CO2 degassing. Geochemistry, Geophysics, Geosystems 17, 3893-3916. doi:10.1002/2016GC006444
Li et al., 2016 Nature
Li, Y.^, Dasgupta, R., Tsuno, K.^, Monteleone, B. & Shimizu, N. (2016). Carbon and sulfur budget of the silicate Earth explained by accretion of differentiated planetary embryos. Nature Geoscience 9, 781-785. doi:10.1038/ngeo2801
Carter & Dasgupta, 2015 EPSL
Carter, L. B.* & Dasgupta, R. (2015). Hydrous basalt-limestone interaction at crustal conditions: implications for generation of ultracalcic melts and outflux of CO2 at volcanic arcs. Earth and Planetary Science Letters 427, 202-214. doi:10.1016/j.epsl.2015.06.053
Duncan & Dasgupta, 2015 CMP
Duncan, M. S.* & Dasgupta, R. (2015). Pressure and temperature dependence of CO2 solubility in hydrous rhyolitic melt – Implications for carbon transfer to mantle source of volcanic arcs via partial melt of subducting crustal lithologies. Contributions to Mineralogy and Petrology 169(54). doi:10.1007/s00410-015-1144-5
Mallik et al., 2015 CMP
Mallik, A.*, Nelson, J.' & Dasgupta, R. (2015). Partial melting of fertile peridotite fluxed by a hydrous rhyolite at 2-3 GPa: Implications for mantle wedge hybridization by sediment melt and generation of ultra-potassic magmas in convergent margins. Contributions to Mineralogy and Petrology 169, 1-24. doi:10.1007/s00410-015-1139-2
Li et al., 2015 EPSL
Li, Y.^, Dasgupta, R. & Tsuno, K.^ (2015). The effects of sulfur, silicon, water, and oxygen fugacity on carbon solubility and partitioning in Fe-rich alloy melt-silicate melt systems at 3 GPa and 1600 °C – Implications for core-mantle differentiation and degassing of magma oceans and reduced planetary mantles. Earth and Planetary Science Letters 415, 54-66. doi:10.1016/j.epsl.2015.01.017
Tsuno & Dasgupta, 2015
Tsuno, K.^ & Dasgupta, R. (2015). Fe-Ni-Cu-C-S phase relations at high pressures and temperatures – The role of sulfur in carbon storage and diamond stability at mid- to deep- upper mantle. Earth and Planetary Science Letters 412, 132-142. doi:10.1016/j.epsl.2014.12.018
Ding et al., 2015 EPSL
Ding, S.*, Dasgupta, R., Lee, C-T. A. & Wadhwa, M. (2015). New bulk sulfur measurements of Martian meteorites and modeling the fate of sulfur during melting and crystallization – Implications for sulfur transport from Martian mantle to crust-atmosphere system. Earth and Planetary Science Letters 409, 157-167. doi:10.1016/j.epsl.2014.10.046
Jego & Dasgupta, 2014 JPet
Jégo, S.^ & Dasgupta, R. (2014). The fate of sulfur during fluid-present melting of subducting basaltic crust at variable oxygen fugacity. Journal of Petrology 55, 1019-1050. doi:10.1093/petrology/egu016
Mallik & Dasgupta 2014 G-cubed
Mallik, A.* & Dasgupta, R. (2014). Effect of variable CO2 on eclogite-derived andesite-lherzolite reaction at 3 GPa - Implications for mantle source characteristics of alkalic ocean island basalts. Geochemistry, Geophysics, Geosystems 15, 1533-1557. doi:10.1002/2014GC005251
Duncan & Dasgupta, 2014 GCA
Duncan, M. S.* & Dasgupta, R. (2014). CO2 solubility and speciation in rhyolitic sediment partial melts at 1.5-3.0 GPa - Implications for carbon flux in subduction zones. Geochimica et Cosmochimica Acta 124, 328-347. doi:10.1016/j.gca.2013.09.026