Results 131 to 140 of about 1,939 (237)

Tracing Continental Basalt Sources and Mantle Processes Using Fe Stable Isotopes

open access: yesGeochemistry, Geophysics, Geosystems, Volume 27, Issue 8, August 2026.
Abstract Iron (Fe) isotopes have emerged as powerful tracers of mantle source heterogeneity and melting processes, yet the mechanisms producing heavy Fe isotope signatures (high δ57Fe values) in intraplate basalts remain debated. Competing interpretations include partial melting of recycled pyroxenite domains versus carbonate‐induced oxidation of a ...
Yi‐Shan Cheng   +10 more
wiley   +1 more source

Constraining the Permeability and Outer‐Rise Hydration at the Central America Margin

open access: yesJournal of Geophysical Research: Solid Earth, Volume 131, Issue 8, August 2026.
Abstract Subduction zones are important drivers of Earth's geochemical evolution; the presence of water within the subduction system has substantial implications for geohazards, including the style of seismicity and the volume of magma generated at arc volcanoes.
D. Douglas   +3 more
wiley   +1 more source

Pore Size Effect on Melting Point in Saturated Frozen Soil Systems: A Pressure Perspective at Molecular Scale

open access: yesWater Resources Research, Volume 62, Issue 8, August 2026.
Abstract The melting point depression of water confined in porous media with varying pore sizes has been widely observed. Existing models remain insufficient for describing water phase change in smaller pores (i.e., nano pore), where surface effects become significant and water molecules are inhomogeneously distributed near solid surface.
Shuting Ji   +3 more
wiley   +1 more source

Robust Regional Contrast but Penetration‐Sensitive Snow Thickness Over Sea Ice From Multi‐Winter Antarctic CRYO2ICE Observations

open access: yesEarth and Space Science, Volume 13, Issue 8, August 2026.
Abstract Snow on Antarctic sea ice modulates albedo, thermodynamic growth, and snow–ice formation, yet remains a leading uncertainty in altimetry‐derived sea‐ice thickness. Here we use the post‐2022 CRYO2ICE configuration to derive along‐track winter snow thickness from ICESat‐2 laser and CryoSat‐2 Ku‐band radar freeboards over the Weddell and Ross ...
Xinlong Liu   +4 more
wiley   +1 more source

FINITE ELEMENT ANALYSIS OF INTERIOR SLAB-COLUMN CONNECTION REINFORCED WITH FRP BARS [PDF]

open access: yesThe Egyptian International Journal of Engineering Sciences and Technology, 2014
B Gouda   +3 more
doaj   +1 more source

Steel Stiffeners for Enhancement of Slab-Column Connections

open access: yesAl-Qadisiyah Journal for Engineering Sciences, 2019
safa saib kadhim, Haider Ammash
openaire   +2 more sources

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