Results 171 to 180 of about 74,067 (261)

Carbon distribution in planet Mercury from magma ocean evolution to graphite crust and core composition. [PDF]

open access: yesNat Commun
Namur O   +12 more
europepmc   +1 more source

Testing the Seismic Detectability of Magmatic Underplating Beneath the Hawaiian Ridge: A Synthetic Wavefield Approach

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 9, September 2026.
Abstract Magmatic underplating beneath the Hawaiian Ridge has been inferred from early active‐source and teleseismic studies, whereas more recent active‐source seismic imaging and reprocessed legacy data have not identified a distinct underplated layer.
Megumi Fujimoto, Robert A. Dunn
wiley   +1 more source

Discovery of basaltic and magnesian andesite magmas within the Hunga volcanic system, Tonga arc. [PDF]

open access: yesSci Rep
Tamura Y   +8 more
europepmc   +1 more source

Improved Half‐Space Cooling Model Reconciles Bathymetry and Thermal Evolution of the Southwest Subbasin, South China Sea

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 9, September 2026.
Abstract The bathymetry of marginal sea basins commonly deviates from depths calculated by classical lithospheric cooling models, yet the controlling mechanisms remain debated. Here, using 19 seismic profiles and corrected local heat‐flow data, we apply an improved half‐space cooling model within a two‐stage reconstruction to reassess thermal ...
Penggao Fang, Weiwei Ding
wiley   +1 more source

Thermo‐Mechanical Controls on Central‐Vent Caldera Collapse

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 9, September 2026.
Abstract Large‐scale magmatic systems are associated with catastrophic caldera‐forming eruptions, posing hazards to millions near active volcanoes. Despite occurring across a range of sizes, the physics driving caldera collapse remain incompletely understood. While large calderas have received considerable attention, moderately sized calderas (∼5–10 km)
Pascal S. Aellig   +2 more
wiley   +1 more source

Tracking Deep Mantle Melting on Mars Using Phobos Tides

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract We study the deep internal structure and rheological state of Mars by analyzing its response to tidal forces exerted by Phobos and by introducing a melt fraction in the mantle layers. Motivated by recent seismic evidence for a basal molten layer near the base of the Martian mantle, we explore the distribution of melt within the mantle and its ...
A. Guinard   +3 more
wiley   +1 more source

Rocky Planets as Heat Engines. [PDF]

open access: yesSpace Sci Rev
Lourenço DL   +16 more
europepmc   +1 more source

Brine Entrainment During Ice Shell Growth on Icy Worlds

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract The role of ocean composition in governing ice shell growth and ocean longevity on icy satellites remains poorly constrained. To address this, we develop a thermomechanical model of small to mid‐sized icy worlds that simulates ice shell growth from a saline ocean, explicitly quantifying brine entrainment through a parameterization of reactive ...
Nina Gilkyson   +3 more
wiley   +1 more source

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