Results 151 to 160 of about 3,090,231 (345)

Shape Memory Microneedle to Prevent Risks of Reproductive Hormone Therapy by Switching Sustained to Burst Release Under a Single Transdermal Insertion

open access: yesAdvanced Functional Materials, EarlyView.
A shape‐memory microneedle system enables reproductive hormone therapy through a single transdermal insertion. The X‐shaped device sustains follicle‐stimulating hormone release for three days, and mild heating restores the O shape to trigger burst human chorionic gonadotropin release.
Sungwoo Cho   +8 more
wiley   +1 more source

Characterisation of oriented volumes in glacier ice and extinction inversion with Pol-InSAR

open access: yes, 2009
In recent years there has been increased interest in using SAR to study and monitor glaciers and ice sheets for glaciological and climate change research.
Sharma, Jayanti   +2 more
core  

(Table 2a) Concentrations of particulate organic compounds in the snow-ice cover of the Severnaya Dvina River mouth

open access: yes, 2009
(Table 2a) Concentrations of particulate organic compounds in the snow-ice cover of the Severnaya Dvina River ...
Nemirovskaya, Inna A   +1 more
core   +1 more source

Estimating Ice Cover on the Great Lakes Using Seismic Ambient Noise

open access: yesGeophysical Research Letters
Lake ice impacts seismic noise on nearby seismometers, and therefore seismic observations can be used to monitor ice changes. However, the transfer function describing how lake‐microseism noise covaries with ice cover has not been quantified.
Joshua B. Russell   +1 more
doaj   +1 more source

Coagulative Granular Hydrogels with an Enzyme Catalyzed Fibrin Network for Endogenous Tissue Regeneration

open access: yesAdvanced Healthcare Materials, EarlyView.
Coagulative granular hydrogels are composed of packed thrombin‐functionalized microgels that catalyze the conversion of fibrinogen into a secondary fibrin network, filling the interstitial voids. This bio‐inspired approach stabilizes the biomaterial to match the robustness of bulk hydrogels without compromising injectability, mimicking the initial ...
Zhipeng Deng   +16 more
wiley   +1 more source

High-resolution mapping of ice cover changes in over 33,000 lakes across the North Temperate Zone

open access: yes
Widespread reductions in lake ice have been detected recently worldwide, yet spatially detailed characterization of global lake ice is currently unavailable.
Wang, Xinchi, Feng, Lian
core   +1 more source

(Table 2) Concentrations of organic compounds in the laky snow-ice cover at Novolazorevskaya Station (Verkhnee Lake), April 2001

open access: yes, 2006
(Table 2) Concentrations of organic compounds in the laky snow-ice cover at Novolazorevskaya Station (Verkhnee Lake), April ...
Nemirovskaya, Inna A   +1 more
core   +1 more source

Year-Round Presence of Microcystins and Toxin-Producing Microcystis in the Water Column and Ice Cover of a Eutrophic Lake Located in the Continuous Permafrost Zone (Yakutia, Russia). [PDF]

open access: yesToxins (Basel), 2023
Gabyshev VA   +8 more
europepmc   +1 more source

Breaking the ice: Video segmentation for close-range ice-covered waters

open access: yesOcean Engineering
Rapid ice recession in the Arctic Ocean, with predictions of ice-free summers by 2060, opens new maritime routes but requires reliable navigation solutions. Current approaches rely heavily on subjective expert judgment, underscoring the need for automated, data-driven solutions.
MacMillan, Corwin Grant Jeon   +3 more
openaire   +3 more sources

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