Results 161 to 170 of about 2,275,942 (365)

Poly(hydroxy‐oxazolidone) Thermoplastic Elastomers for Safer, Greener and Customizable Blood‐Contacting Medical Devices

open access: yesAdvanced Healthcare Materials, EarlyView.
A poly(hydroxy‐oxazolidone) (PHOx) is synthesized from CO2‐based precursors, enabling the up‐cycling of this waste material. After synthesis, PHOx shows thermoplastic properties, and can therefore be processed by many temperature‐dependent techniques. PHOx is hemocompatible, anti‐adhesive, and biocompatible, which is demonstrated in vitro and in vivo ...
Sofia F. Melo   +11 more
wiley   +1 more source

ENRICHMENT OF THE GALACTIC DISK BY THE NEUTRON CAPTURE ELEMENTS (Ba and Eu)

open access: yesOdessa Astronomical Publications, 2017
The abundances of Ba and Eu were determined for 38 red giant stars in the metallicity range -0 ...
T. I. Gorbaneva
doaj   +1 more source

The Red Giant Branch Bump

open access: yes, 2003
We present a comparison between theoretical models and the observed magnitude difference between the horizontal branch and the red giant branch bump for a sample of 53 clusters. We find a general agreement, though some discrepancy is still present at the two extremes of the metallicity range of globular clusters.
RIELLO M.   +4 more
openaire   +3 more sources

Iodine‐Doped Sodium Vanadate Cathode for Improved Zn Ion Diffusion Kinetics

open access: yesAdvanced Materials, EarlyView.
An iodine‐doping strategy is developed to modify the Na2V6O16·3H2O cathode for aqueous zinc‐ion batteries, effectively reducing the electrostatic interaction between zinc ions and the host structure. This modification enables faster diffusion and higher storage capacity of zinc ions. Abstract The electrostatic interaction between zinc ions and the host
Xinyue Hu   +13 more
wiley   +1 more source

Probing the Deep End of the Milky Way with New Oscillating Kepler Giants

open access: yesEPJ Web of Conferences, 2017
The Kepler mission has been a success in both exoplanet search and stellar physics studies. Red giants have actually been quite a highlight in the Kepler scene.
Mathur Savita   +7 more
doaj   +1 more source

Simulations of the symbiotic recurrent nova V407 Cyg. I. Accretion and shock evolutions

open access: yes, 2015
The shock interaction and evolution of nova ejecta with a wind from a red giant star in a symbiotic binary system are investigated via three-dimensional hydrodynamics simulations.
Pan, Kuo-Chuan   +2 more
core   +1 more source

From Mechanoelectric Conversion to Tissue Regeneration: Translational Progress in Piezoelectric Materials

open access: yesAdvanced Materials, EarlyView.
This review highlights recent progress in piezoelectric materials for regenerative medicine, emphasizing their ability to convert mechanical stimuli into bioelectric signals that promote tissue repair. Key discussions cover the intrinsic piezoelectric properties of biological tissues, co‐stimulation cellular mechanisms for tissue regeneration, and ...
Xinyu Wang   +3 more
wiley   +1 more source

Aqueous Colloidal Perovskite Quantum Emitters

open access: yesAdvanced Materials, EarlyView.
Facile structural transformation‐induced in situ core‐shell self‐assembly for constructing mono‐dispersed aqueous colloidal perovskite nanocrystals, exhibiting unprecedented aqueous solution single photon emission. Abstract Aqueous solutions of nanoparticles are the cornerstones for applications in diagnostics, catalysis and more, where control over ...
Huajun He   +10 more
wiley   +1 more source

Engineering Framework Materials in Water Systems for Targeted Ion Extraction and Spontaneous Energy Harvesting

open access: yesAdvanced Materials, EarlyView.
Through comprehensive analysis of framework materials in ion extraction, osmotic energy conversion, and evaporative energy harvesting, this review establishes interdisciplinary connections centered on ion‐selective transport mechanisms across these applications and identifies critical challenges and knowledge gaps in existing studies.
Zhengyun Wang   +3 more
wiley   +1 more source

Designing Physical Unclonable Functions From Optically Active Materials

open access: yesAdvanced Materials, EarlyView.
Assigning unforgeable “fingerprints” to manufactured goods is a key strategy to fight global counterfeiting. Optical physical unclonable functions (PUFs) are chemically generated random patterns of optically active materials serving as unique authenticators.
Maxime Klausen   +2 more
wiley   +1 more source

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