Results 101 to 110 of about 2,572 (207)

Stratosphere–Troposphere Coupling During Cold Air Outbreaks in the Eastern United States

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Cold air outbreaks (CAOs) are extreme weather events characterized by the equatorward displacement of polar air. This study investigates CAOs occurring along the East Coast of the US and establishes that approximately 16% are driven by stratosphere‐troposphere coupling through wave dynamics.
Katherine Barragan, Cristiana Stan
wiley   +1 more source

Unraveling abiotic organic synthesis pathways in the mafic crust of mid-ocean ridges. [PDF]

open access: yesProc Natl Acad Sci U S A
Nan J   +13 more
europepmc   +1 more source

Global Evidence for Off‐Axis Flexural Modification of Abyssal Hill Faults at Mid‐Ocean Ridges

open access: yesGeophysical Research Letters, Volume 53, Issue 16, 28 August 2026.
Abstract Young oceanic lithosphere flexes as axial topography decays across mid‐ocean ridge shoulders, yet this deformation has been quantified at only a few segments, leaving its global expression poorly constrained. We analyzed 50 across‐axis bathymetric profiles from 21 regions spanning slow to fast spreading rates, identified 1,201 abyssal‐hill ...
Ran Li   +4 more
wiley   +1 more source

Atmospheric River‐Cyclone Events Disrupting an Antarctic Peninsula Field Campaign: Dynamics, Mesoscale Wind Amplification, and Long‐Term Context

open access: yesJournal of Geophysical Research: Atmospheres, Volume 131, Issue 16, 28 August 2026.
Abstract Extreme weather in the Antarctic Peninsula arises from interactions among large‐scale circulation variability, atmospheric rivers (ARs), extratropical cyclones, and complex coastal terrain, yet the linkages across these scales remain insufficiently resolved.
D. Bozkurt   +4 more
wiley   +1 more source

Gravitational Stability of Hydrated SiO2 and Basaltic Crust in the Lower Mantle

open access: yesGeophysical Research Letters, Volume 53, Issue 15, 16 August 2026.
Abstract We determined thermal equations of state of hydrated stishovite and CaCl2‐type SiO2 up to 100 GPa and 3,000 K to assess the gravitational stability of hydrated stishovite and basaltic crust in the lower mantle. Using machine‐learning based atomistic simulations, we examined three hydrogen dissolution mechanisms: hydrogarnet‐type, interstitial ...
Yanyao Zhang, Chenxing Luo
wiley   +1 more source

Subsurface Vertical Connectivity Shapes Solute Transport to Montane Streams: Insights From Watershed‐Scale Geophysics‐Informed Modeling

open access: yesGeophysical Research Letters, Volume 53, Issue 15, 16 August 2026.
Abstract Headwater catchments provide essential water and nutrients to downstream ecosystems. The timing and evolution of their transport is shaped in part by the “invisible” subsurface structure but have been largely unexplored at the watershed scale.
Xueyuan Kang   +5 more
wiley   +1 more source

First Assessment of ICESat‐2 Summer Sea Ice Freeboard With Airborne Validation

open access: yesGeophysical Research Letters, Volume 53, Issue 15, 16 August 2026.
Abstract ICESat‐2 has demonstrated solid performance in retrieving sea ice freeboard during winter, when sea ice surface types are well‐defined and leads provide reliable sea surface height references. Summer retrievals are challenging because melt ponds are not explicitly distinguished in the ATL07 surface classification and may be identified as ice ...
Ellen M. Buckley   +6 more
wiley   +1 more source

Fundamentals of Thermal Transport and Energy Conversion in Ultra‐High Temperature Ceramics: From Microscale Mechanisms to Macroscopic Properties

open access: yesAdvanced Science, Volume 13, Issue 47, 24 August 2026.
This review critically examines thermal transport and radiative properties of ultra‐high temperature ceramics for hypersonic flight, advanced nuclear systems, and next‐generation energy conversion devices. It explores phonon–photon–electron interactions, microstructural engineering, thermoelectric conversion, and machine learning‐accelerated multiscale
Zhipeng Pei   +8 more
wiley   +1 more source

An Index to Characterize the South Indian Ocean High‐Pressure System and Its Variability

open access: yesAtmospheric Science Letters, Volume 27, Issue 8, August 2026.
The South Indian Ocean subtropical high steers rainfall and drought across southern Africa, Australia, and the surrounding islands, yet it lacked a consistent measure of its behavior. Using an index built from 84 years of atmospheric pressure data, this study shows the high alternates between two distinct states, a strong southeastern position and a ...
Kwesi Akumenyi Quagraine   +5 more
wiley   +1 more source

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