Results 61 to 70 of about 1,076 (175)

Biophysical structure and particle dynamics of an algal bloom within a mesoscale eddy

open access: yesLimnology and Oceanography, Volume 71, Issue 9, September 2026.
Abstract Mesoscale eddies create dynamically distinct environments where thermohaline fronts partition the biological and optical structure of the upper water column. How these fronts organize the vertical and lateral structure of spring blooms is a longstanding observational challenge, largely because the bloom environment evolves rapidly across ...
Kevin McGraw, Brian Ward
wiley   +1 more source

Interferometric Synthetic Aperture Radar (InSAR) for Monitoring Seasonal Snow

open access: yesWater Resources Research, Volume 62, Issue 9, September 2026.
Abstract Interferometric Synthetic Aperture Radar (InSAR) offers a potential pathway for measuring seasonal snow water equivalent (SWE) and snow depth at spatial and temporal scales needed for basin‐scale hydrology. First proposed for seasonal snow more than 25 years ago, InSAR uses repeat‐pass radar phase differences to estimate changes in SWE or ...
Jack Tarricone   +17 more
wiley   +1 more source

Neutron Diffraction Evidence for Stress‐Induced Melting of Ice During Deformation of D2O‐Ice Ih—Fluorite Mixtures

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 9, September 2026.
Abstract Water ice is an important rock‐forming mineral, both on the Earth and on various extraterrestrial bodies. Naturally occurring ice is often “dirty”–an intimate mixture with harder mineral grains, which can have significant effects on the bulk properties of the aggregate. We have used neutron powder diffraction, with in situ triaxial deformation,
Ceri A. Middleton   +9 more
wiley   +1 more source

Ice Spheres as Model Snow: Tumbling, Sintering, and Mechanical Tests

open access: yesFrontiers in Earth Science, 2019
The snow microstructure is crucial for the mechanical behavior of snow, but is usually simplified in numerical models. In Discrete Element Models (DEM), often used in snow mechanics, the microstructure is typically represented by sphere assemblies.
Carolin Willibald   +4 more
doaj   +1 more source

Microorganisms Associated With Dust on Alpine Snow

open access: yesFrontiers in Earth Science, 2020
We investigated snow microstructure and microbial composition from snow samples collected from western Colorado, a region that experiences frequent dust-on-snow deposition events.
Zoe R. Courville   +11 more
doaj   +1 more source

Advanced Sorbent Materials in Solid‐Phase Extraction: A Decade of Innovation and Future Perspectives

open access: yesChemistry–Methods, Volume 6, Issue 8, August 2026.
This review systematically summarizes five families of advanced sorbent materials for solid‐phase extraction (SPE): nanocarbons, porous frameworks (MOFs/COFs), smart polymers, biomass‐derived sorbents, and multifunctional composites. Key molecular interactions (π–π stacking, hydrogen bonding, electrostatic attraction, host–guest recognition) are ...
Xingchen Wang   +4 more
wiley   +1 more source

Microstructure-based modelling of snow mechanics: experimental evaluation of the cone penetration test [PDF]

open access: yesThe Cryosphere
Snow is a complex porous material presenting a variety of microstructural patterns. This microstructure largely controls the mechanical properties of snow, although the relation between the micro and macro properties remains to be better understood ...
C. Herny   +5 more
doaj   +1 more source

CO2‐Derived Architected Carbons for Sustainable Energy Conversion and Storage

open access: yesEcoMat, Volume 8, Issue 8, August 2026.
CO2‐derived carbon architectures are systematically engineered via thermochemical, electrochemical, and hybrid pathways to tailor electronic structure, interfacial charge transfer, and catalytic functionality. These materials demonstrate versatile performance across electrocatalysis and energy storage, establishing a coherent framework that links ...
Mohd Ubaidullah   +7 more
wiley   +1 more source

Sensitivity of Spatial Snowmelt Simulations to Radiative Forcing and Model Top Layer Thickness

open access: yesWater Resources Research, Volume 62, Issue 8, August 2026.
Abstract Hydrologic models applied in snow‐dominated basins are typically evaluated by comparing simulated outputs, such as snow water equivalent and streamflow, with observations. However, this approach may overlook the energy balance aspect of snow modeling. Snowmelt initiation and rate are primarily determined by the net energy balance, which varies
Nicoleta C. Cristea   +1 more
wiley   +1 more source

Snow mechanics: from snow microstructure to avalanche formation

open access: yes, 2022
Snow is a fascinating material. Its composition is relatively simple, mainly air and ice, but the arrangement of these components in three dimensions is extremely diverse. This diversity of microstructure, often reduced to discrete snow types, originates from different snowflake growth mechanisms in the atmosphere and the continuous evolution of snow ...
openaire   +1 more source

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