Results 251 to 260 of about 39,558 (310)

Cellulose Acetate Fibers With Infiltrated ZnO Nanocrystals: Activation of Antibacterial Properties Against Acne vulgaris by Oxygen Plasma Treatment

open access: yesSmall, EarlyView.
We present biodegradable cellulose acetate fibers infiltrated with ZnO nanocrystals for Acne treatment. Fibers produced by centrifugal spinning were vapor‐phase infiltrated to contain uniform ZnO nanocrystals. Oxygen plasma treatment enhanced the fibers´ wettability.
Martina Rihova   +12 more
wiley   +1 more source

In Situ Self‐Nanostructuring Enables Fast‐Recharging of an Aqueous‐Processed Organic Small Molecule Cathode

open access: yesSmall, EarlyView.
Self‐nanostructuring of redox‐active organic small molecules through in situ electrochemical postcrosslinking enabled an aqueous‐processed, stable, fast‐rechargeable organic electrode even with a high active content ratio and mass loading. ABSTRACT Redox‐active organic materials (ROMs) for batteries are emerging as sustainable alternatives to inorganic
Kyunam Lee   +16 more
wiley   +1 more source

Shear‐Induced Anisotropic Supramolecular Gel Noodles for Improved Cell Guidance in Polarized Tissue Engineering

open access: yesSmall, EarlyView.
A simple two‐stage extrusion aligns supramolecular fibrils into 1D gel noodles. The residual pressure in the viscous pre‐gel drives the formation of a thin filament that is locked by Ca2+ cross‐linker into a highly anisotropic segment. The aligned noodles show enhanced tensile strength and guide myoblast elongation along the fiber, mimicking aligned ...
Dipankar Ghosh   +6 more
wiley   +1 more source

Mechanically Enhanced, Antibacterial, and Double‐Network Hydrogel Flexible Sensors for Sleep Apnea Monitoring

open access: yesSmall, EarlyView.
This report describes the preparation of an antibacterial hydrogel sensor from a polyvinyl alcohol/silk fibroin double network, tannic acid‐coated liquid metal, and copper particles, with an ethanol post‐treatment using a multi‐level structural regulation strategy. The obtained hydrogel is evaluated in the context of respiratory monitoring.
Hai Yan   +8 more
wiley   +1 more source

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