Results 51 to 60 of about 2,207,935 (300)

Permafrost Hydrology Research Domain: Process-Based Adjustment

open access: yesHydrology, 2020
Permafrost hydrology is an emerging discipline, attracting increasing attention as the Arctic region is undergoing rapid change. However, the research domain of this discipline had never been explicitly formulated.
Nikita Tananaev   +2 more
doaj   +1 more source

Validation of Permafrost Active Layer Estimates from Airborne SAR Observations

open access: yesRemote Sensing, 2021
In permafrost regions, active layer thickness (ALT) observations measure the effects of climate change and predict hydrologic and elemental cycling. Often, ALT is measured through direct ground-based measurements. Recently, synthetic aperture radar (SAR)
Andrew D. Parsekian   +10 more
doaj   +1 more source

Active plasmonic devices and optical metamaterials [PDF]

open access: yes, 2009
We studied active near-infrared metamaterials based on phase transition of vanadium oxide thin films, asymmetrically coupled split-ring resonators for narrowing resonance line-widths , field effect modulation of plasmon propagation and 3D single layer ...
Atwater, Harry A.   +8 more
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

Inferring Permafrost Active Layer Thermal Properties From Numerical Model Optimization

open access: yesGeophysical Research Letters, 2021
Permafrost has become increasingly unstable as a result of surface warming; therefore it is crucial to improve our understanding of permafrost spatiotemporal dynamics to assess the impact of active layer thickening on future hydrogeological processes ...
Jelte G. H. deBruin   +2 more
doaj   +1 more source

Nafion-Based Layer-by-Layer Coatings with Antimicrobial Activity

open access: yesIOCN 2023, 2023
With the need for non-antibiotic approaches to microbial pathogenesis being ever present, the development of alternatives centred around infection prevention is of deep importance. Antimicrobial surface coatings offer a promising approach, as they can possess multiple favourable qualities such as low toxicity, longevity, and the capacity for re-coating.
Ella Gibbons   +4 more
openaire   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Canopy cover and microtopography control precipitation-enhanced thaw of ecosystem-protected permafrost

open access: yesEnvironmental Research Letters
Northern high-latitudes are projected to get warmer and wetter, which will affect rates of permafrost thaw and mechanisms by which thaw occurs. To better understand the impact of rain, as well as other factors such as snow depth, canopy cover, and ...
Joel F Eklof   +7 more
doaj   +1 more source

The Efficiency of Polyester-Polysulfone Membranes, Coated with Crosslinked PVA Layers, in the Water Desalination by Pervaporation

open access: yesMembranes
Composite polymer membranes were obtained using the so-called dry phase inversion and were used for desalination of diluted saline water solutions by pervaporation (PV) method.
Izabela Gortat   +4 more
doaj   +1 more source

Changes in the 1963–2013 shallow ground thermal regime in Russian permafrost regions

open access: yesEnvironmental Research Letters, 2015
Spatial variability and temporal trends of the shallow ground thermal regime and permafrost active-layer thickness (ALT) were estimated over 1963–2013 using daily soil temperature data available from stations of the Russian Hydrometeorological Service ...
Dmitry A Streletskiy   +3 more
doaj   +1 more source

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