Results 81 to 90 of about 119,975 (244)

Variation in ringed seal density, distribution, and diet across a latitudinal gradient of sea ice

open access: yes, 2022
Climate change is causing the poleward redistribution of species linked to abiotic factors such as temperature. The Arctic is warming three times faster than the global average and causing a rapid climate-driven recession of sea ice, which is an added ...
Carlyle, Cody Gerald
core   +1 more source

3D‐Printed Titanium Gyroid Scaffold Structure Integrated With Tough Hybrid Materials for Cartilage Replacement

open access: yesAdvanced Engineering Materials, EarlyView.
This study proposes a potential device design for joint cartilage replacement. Silica‐polytetrahydrofuran (SiO2‐PolyTHF) hybrids with customizable mechanical properties were developed to mimic the characteristics of a natural meniscus. These were synthesized through a two‐pot sol–gel hybrid process.
Yu‐Chien Lin   +12 more
wiley   +1 more source

Anticorrosive Performance of Smart Epoxy Coatings With Poly(urea‐formaldehyde) Microcapsules Filled With 5‐Ethylidene‐2‐norbornene

open access: yesAdvanced Engineering Materials, EarlyView.
PUF/ENB microcapsules were synthesized based on a sequential factorial design and incorporated into an epoxy matrix. Their anticorrosive action, associated with the self‐healing mechanism, demonstrated that the addition of microcapsules to the coating improved anticorrosive performance compared to pure epoxy coatings, particularly when the encapsulate ...
Vandicleya Alves Moreira   +6 more
wiley   +1 more source

NORPPA: NOvel Ringed seal re-identification by Pelage Pattern Aggregation

open access: yes, 2022
We propose a method for Saimaa ringed seal (Pusa hispida saimensis) re-identification. Access to large image volumes through camera trapping and crowdsourcing provides novel possibilities for animal monitoring and conservation and calls for automatic ...
Chelak, Ilia   +3 more
core  

Wearable Smart Patches on Sustainable Chitosan With Reversible Microbial Growth‐Inhibitory Properties

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Chitosan, a polysaccharide upcycled from biowaste, has long promised sustainable, biocompatible, and antimicrobial films and devices, an appeal reinforced by its recent regulatory recognition, with several chitosan‐based antibacterial dressings gaining clearance through the Food and Drug Administration's 510(k) pathway.
Jacopo Nicoletti   +16 more
wiley   +1 more source

Brucella Antibodies in Alaskan True Seals and Eared Seals—Two Different Stories

open access: yesFrontiers in Veterinary Science, 2018
Brucella pinnipedialis was first isolated from true seals in 1994 and from eared seals in 2008. Although few pathological findings have been associated with infection in true seals, reproductive pathology including abortions, and the isolation of the ...
Ingebjørg H. Nymo   +6 more
doaj   +1 more source

Fully Additive Vertical Organic Electrochemical Transistors on Renewable and Compostable Substrates Enable Ultrasensitive Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Fully additive vertical organic electrochemical transistors (vOECTs) with channel‐length of 226 nm on a 50 µm compostable substrate achieve >106 current modulation and ∼36 mS transconductance. Ion‐selective integration enables 1.1 mA dec−1 sensitivity and 36 µm detection limit, highlighting a scalable platform for sustainable electronics and ...
Giulia Frusconi   +3 more
wiley   +1 more source

Seasonal distribution of ringed seal in the White Sea monitored by satellite tagging [PDF]

open access: yes, 2023
Data on the seasonal distribution and ecology of ringed seals (Pusa hispida) were obtained from the results of seal tagging with satellite telemetry transmitters (STT) in the White Sea. STT "Pulsar" worked in the Argos system.
Svetochev, Vladislav Nikolaevich   +2 more
core  

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Diving physiology of the ringed seal: adaptations, capability and implications [PDF]

open access: yes, 1980
Thesis (M.S.) University of Alaska Fairbanks, 1980Adaptations that influence duration of diving in the ringed seal, Phoaa (Pusa) hispida were examined.
Ferren, Howard Jennings
core  

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