Rationale for BepiColombo studies of Mercury's surface and composition
DA Rothery, M Massironi, G Alemanno, O Barraud… - Space science …, 2020 - Springer
BepiColombo has a larger and in many ways more capable suite of instruments relevant for
determination of the topographic, physical, chemical and mineralogical properties of …
determination of the topographic, physical, chemical and mineralogical properties of …
A framework for the origin and deep cycles of volatiles in rocky exoplanets
R Dasgupta, D Pathak… - Reviews in Mineralogy …, 2024 - pubs.geoscienceworld.org
Since the first discovery of planets in another solar system of our galaxy in the early 90s and
the discovery of 51 Pegassi b, a Jovian-type planet around a Sun-like star in 1995 (Mayor …
the discovery of 51 Pegassi b, a Jovian-type planet around a Sun-like star in 1995 (Mayor …
A diamond-bearing core-mantle boundary on Mercury
Abundant carbon was identified on Mercury by MESSENGER, which is interpreted as the
remnant of a primordial graphite flotation crust, suggesting that the magma ocean and core …
remnant of a primordial graphite flotation crust, suggesting that the magma ocean and core …
Early volatile depletion on planetesimals inferred from C–S systematics of iron meteorite parent bodies
MM Hirschmann, EA Bergin… - Proceedings of the …, 2021 - National Acad Sciences
During the formation of terrestrial planets, volatile loss may occur through nebular
processing, planetesimal differentiation, and planetary accretion. We investigate iron …
processing, planetesimal differentiation, and planetary accretion. We investigate iron …
Growth and evolution of secondary volcanic atmospheres: I. Identifying the geological character of hot rocky planets
The geology of Earth and super‐Earth sized planets will, in many cases, only be observable
via their atmospheres. Here, we investigate secondary volcanic atmospheres as a key base …
via their atmospheres. Here, we investigate secondary volcanic atmospheres as a key base …
Nitrogen and carbon fractionation in planetary magma oceans and origin of the superchondritic C/N ratio in the bulk silicate Earth
Y Li, M Wiedenbeck, B Monteleone, R Dasgupta… - Earth and Planetary …, 2023 - Elsevier
Volatiles are important for planetary geodynamics, climate, and habitability. The C/N ratio of
the bulk silicate Earth (BSE) is superchondritic, which provides a useful tool for …
the bulk silicate Earth (BSE) is superchondritic, which provides a useful tool for …
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
DS Grewal, R Dasgupta, A Farnell - Geochimica et Cosmochimica Acta, 2020 - Elsevier
The composition of atmospheres and the resulting potential for planetary habitability in the
rocky bodies of our Solar System and beyond is strongly controlled by the volatile exchange …
rocky bodies of our Solar System and beyond is strongly controlled by the volatile exchange …
A mineralogical reason why all exoplanets cannot be equally oxidizing
From core to atmosphere, the oxidation states of elements in a planet shape its character.
Oxygen fugacity () is one parameter indicating these likely oxidation states. The ongoing …
Oxygen fugacity () is one parameter indicating these likely oxidation states. The ongoing …
Experimental constraints on metal-silicate partitioning of chlorine and implications for planetary core formation
X Yang, Z Du, Y Li - Geochimica et Cosmochimica Acta, 2023 - Elsevier
Chlorine (Cl) is critical for Earth's habitability and an important tracer for volatile accretion
processes. Yet its chemical behavior during core formation, one of the major events …
processes. Yet its chemical behavior during core formation, one of the major events …
Volatile-bearing partial melts in the lithospheric and sub-lithospheric mantle on Earth and other rocky planets
R Dasgupta, P Chowdhury… - … in Mineralogy and …, 2022 - pubs.geoscienceworld.org
Generation and extraction of partial melts from the interior of rocky planets are essential
steps for supplying heat and life-essential nutrients to the surface environments …
steps for supplying heat and life-essential nutrients to the surface environments …