Results 171 to 180 of about 40,674 (250)

Is the Deep Martian Mantle Heterogeneous? A Reappraisal of Seismological Evidences

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract It has been proposed that the deep Martian mantle contains distributed heterogeneities preserved since the accretion of the planet. This result relies on a multiple‐scattering interpretation of frequency‐dependent arrival times of P $P$‐waves detected in the spectrograms of teleseismic Martian events.
L. Margerin
wiley   +1 more source

Subaerial oxidative uranium mobilization at the culmination of the Great Oxidation Event. [PDF]

open access: yesProc Natl Acad Sci U S A
Bauer AM   +5 more
europepmc   +1 more source

Sulfur‐Bearing hcp Iron for Earth's Inner Core

open access: yesGeophysical Research Letters, Volume 53, Issue 7, 16 April 2026.
Abstract Earth's iron core is believed to contain light impurities which should have been included during core formation. In order to place constraints on core composition, here we report the effect of sulfur on density of hexagonal close‐packed (hcp) iron which was not previously examined, using laser‐heated diamond anvil cells with in situ ...
Emiko Sugimura‐Komabayashi   +7 more
wiley   +1 more source

The Microbiology and Geochemistry of the Shallow-Water Hydrothermal Vents of the Gulf of Naples, Italy. [PDF]

open access: yesEnviron Microbiol
Barosa B   +18 more
europepmc   +1 more source

Impactor relics of CI-like chondrites in Chang'e-6 lunar samples. [PDF]

open access: yesProc Natl Acad Sci U S A
Wang J   +20 more
europepmc   +1 more source

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