Results 111 to 120 of about 1,185,792 (236)

Constraints on Inner Core Composition From Seismic Anisotropy: The Importance of Light Elements and Nickel

open access: yesGeophysical Research Letters, Volume 52, Issue 21, 16 November 2025.
Abstract The inner core is seismically anisotropic, with PKIKP waves traversing the inner core parallel to the rotation axis faster than those in the equatorial plane. This anisotropy increases with depth into the inner core and may result from alignment of iron crystals deformed during inner core growth.
Jada Bollmeyer   +2 more
wiley   +1 more source

Dominant Features and Mechanisms of Estuarine Surface Fronts

open access: yesGeophysical Research Letters, Volume 52, Issue 21, 16 November 2025.
Abstract Surface fronts, ubiquitous in estuarine systems, are often hot spots of physical and biogeochemical features. Although a few types of fronts have been studied individually, a more general understanding of the distributions of estuarine surface fronts and the associated mechanisms is lacking.
Tao Wang
wiley   +1 more source

Is the Suez Rift in Its Post‐Rift Phase?

open access: yesGeophysical Research Letters, Volume 52, Issue 21, 16 November 2025.
Abstract Failed rifts are widely assumed to enter post‐rift tectonic quiescence after termination of intracontinental rifting, but a comprehensive understanding of their regional morphotectonics is lacking. Our quantitative, rift‐scale geomorphic analyses in the Suez Rift, an archetypal failed rift in Egypt, reveals widespread rifting after presumed ...
David Fernández‐Blanco   +2 more
wiley   +1 more source

Flood‐Driven Turbidite Deposition in a Highstand‐Detached Submarine Canyon

open access: yesGeophysical Research Letters, Volume 52, Issue 21, 16 November 2025.
Abstract Turbidites on active margins represent key archives of great earthquakes, yet turbidity currents triggered by non‐seismic events complicate paleoearthquake records and influence geochemical budgets. Sediment cores collected from highstand‐detached Astoria Canyon address whether non‐seismic turbidity currents are preserved in canyon ...
Evan Lahr   +4 more
wiley   +1 more source

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