Results 71 to 80 of about 99,552 (308)

Underwater Hunting in an Arboreal Snake: Predation Notes on Amazonian Frog Larvae

open access: yesEcology and Evolution
Colubrid snakes are generalist predators and are well documented to predate on adult anurans and their eggs. However, there is limited information on predation of amphibian larvae (tadpoles).
Floriana Stanca   +8 more
doaj   +1 more source

An evaluation of the effects of blue crab (Callinectes sapidus) behavior on the efficacy of crab pots as a tool for estimating population abundance [PDF]

open access: yes, 2011
Crab traps have been used extensively in studies on the population dynamics of blue crabs to provide estimates of catch per unit of effort; however, these estimates have been determined without adequate consideration of escape rates.
Clark, Kelton L., Sturdivant, S. Kersey
core   +1 more source

Parallel 3D Bioprinting on SLIPS‐Microarrays

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces the first truly parallel 3D bioprinting method, enabling both the simultaneous fabrication of hundreds of cell laden hydrogel 3D structures and their HTS in individual liquid compartments. By integrating Digital Light Processing (DLP) stereolithography with functional micropatterns, the platform decouples printing time from array ...
Julius von Padberg   +3 more
wiley   +1 more source

Variability and Interleaving of Upper-Ocean Water Masses Surrounding the North Atlantic Salinity Maximum [PDF]

open access: yesOceanography, 2015
The North Atlantic subtropical salinity maximum harbors the saltiest surface waters of the open world ocean. Subduction of these waters gives rise to Subtropical Underwater, spreading the high-salinity signature over the entire basin.
Andrey Shcherbina   +3 more
doaj   +1 more source

Phytoplankton Hotspot Prediction With an Unsupervised Spatial Community Model

open access: yes, 2017
Many interesting natural phenomena are sparsely distributed and discrete. Locating the hotspots of such sparsely distributed phenomena is often difficult because their density gradient is likely to be very noisy.
Dudek, Gregory   +3 more
core   +1 more source

Uncovering the Origin of Efficiency Roll‐Off in TADF OLEDs

open access: yesAdvanced Functional Materials, EarlyView.
OLEDs based on thermally activated delayed fluorescent (TADF) materials often suffer from a severe drop in efficiency at high brightness levels. This work presents a technique to uncover the source of this efficiency drop, and quantifies the exciton‐exciton and exciton‐polaron annihilation processes responsible for efficiency losses in our TADF OLEDs ...
Liam G. King   +3 more
wiley   +1 more source

AquaVision: A Generative AI Approach for Underwater Image Super-Resolution and Restoration

open access: yesIEEE Access
High-resolution underwater imagery is vital for marine exploration, autonomous underwater navigation, and environmental monitoring. However, image acquisition in underwater conditions is severely hindered by light absorption, scattering, color distortion,
Gananatha Bhuyan, Mainak Bandyopadhyay
doaj   +1 more source

Feeding behaviour of free-ranging walruses with notes on apparent dextrality of flipper use

open access: yesBMC Ecology, 2003
Background Direct observations of underwater behaviour of free-living marine mammals are rare. This is particularly true for large and potentially dangerous species such as the walrus (Odobenus rosmarus).
Ehlme Göran   +4 more
doaj   +1 more source

Monte Carlo Radiative Transfer Simulations on the Influence of Surface Waves on Underwater Light Fields [PDF]

open access: yes, 2010
A Monte Carlo model has been developed for calculating the penetration of light into the ocean. For monochromatic light (490 nm) the spatial exact allocation of the scattered parts of underwater light is described in terms of the variation of particle ...
Hieronymi, Martin, Macke, Andreas
core  

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

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