3 papers
physics.geo-ph2026
Metal Saturation and the Redistribution of Hydrogen in Earth's Mantle
Junjie Dong, Lars P Stixrude, Paul D Asimow +1
Iron disproportionation reactions in mantle silicates can produce metallic iron that drives Earth's deep mantle toward metal saturation under reduced conditions. Subducting slabs t…
astro-ph.EP2025
Soot Planets instead of Water Worlds
Jie Li, Edwin A. Bergin, Marc M. Hirschmann +3
Some low-density exoplanets are thought to be water-rich worlds that formed beyond the snow line of their protoplanetary disc, possibly accreting coequal portions of rock and water…
astro-ph.EP2021
Earth's carbon deficit caused by early loss through irreversible sublimation
Jie Li, Edwin A. Bergin, Geoffrey A. Blake +2
Carbon is an essential element for life but its behavior during Earth's accretion is not well understood. Carbonaceous grains in meteoritic and cometary materials suggest that irre…