Results 41 to 50 of about 78,045,917 (247)

Atmospheric Water Harvesting Through Polymer Hydrogel Sorbents: Materials Chemistry, Design Strategies, and Applications

open access: yesAdvanced Science, EarlyView.
Polymer‐based hydrogels have emerged as promising materials for atmospheric water harvesting (AWH) due to their high water affinity, tunable network structure, and excellent moisture adsorption‐desorption performance. Functional hydrogel systems enable efficient water capture and controlled release under low‐energy conditions, offering a sustainable ...
Swagata Datta   +6 more
wiley   +1 more source

Additive Manufacturing of High‐Performance Polymers for Extreme Environments

open access: yesAdvanced Science, EarlyView.
Additive manufacturing of high‐performance polymers for extreme environments is critically reviewed through an integrated chemistry‐processing‐structure‐property‐qualification framework. The review compares fused filament fabrication, selective laser sintering, and direct ink writing, linking rheology and thermal history to crystallization, defect ...
Md Tofazzal Hossain   +7 more
wiley   +1 more source

Design of a Novel Diamine Biosensor to Guide the Engineering of Escherichia coli for Cadaverine Overproduction

open access: yesAdvanced Science, EarlyView.
A high‐throughput screening platform was established by integrating an in vivo cadaverine biosensor with a fluorescence‐activated cell sorting (FACS) system. Biosensor‐driven specific exporter tuning, pathway optimization and genome‐wide target mining were conducted to maximize cadaverine production in Escherichia coli.
Jia Feng   +13 more
wiley   +1 more source

Structure of Polyamide 6 in Polypropylene/Polyamide 6 Blend and Dyeing of Blend Fiber.

open access: yesSen'i Gakkaishi, 2002
The state of dispersion of polypropylene/polyamide 6 blends (PP/PA6) was investigated through thermal analysis using differential scanning calorimetry (DSC). Maleic anhydride grafted PP (MAH-PP) was used as a compatibilizer. When MAH-PP was added to pure PP or pure PA6, peak crystallization temperature of PP in the cooling process of DSC measurement ...
openaire   +2 more sources

Synthesis, characterization, and mineralization of polyamide-6/calcium lactate composite nanofibers for bone tissue engineering

open access: yes, 2013
Polyamide-6 nanofibers containing calcium lactate (CL) on their surface were prepared by neutralization of lactic acid (LA) in core-shell structured polyamide-6/LA electrospun fibers.
Risal, P   +5 more
core   +1 more source

Linkage Engineering Boosts Battery Performance of Two‐Electron Phenothiazine‐Based Polyamide Cathodes

open access: yesAdvanced Science, EarlyView.
Three phenothiazine‐based polyamides featuring gradually strengthened electron‐withdrawing linkers are developed as high‐voltage cathodes for lithium‐organic batteries. The linker motif serves not only as a structural bridge to suppress solubility, but also as a functional design element that governs optoelectronic properties and electron/ion transport
Shujuan Cao   +4 more
wiley   +1 more source

Double yielding behaviors of polyamide 6 and glass bead filled polyamide 6 composites

open access: yesPolymer Testing, 2005
Double yield points before necking were observed in injection molded specimens of polyamide 6 (PA6) and PA6/glass bead (GB) composites under tensile loading. The results indicated that the unusual phenomenon was in correlation with the tensile velocity, the composition of the composites and the crystallinity of the matrix at different stages in the ...
Gui-Fang Shan   +5 more
openaire   +1 more source

Vine‐Inspired Soft Robotics: Materials, Actuations, and Emerging Applications

open access: yesAdvanced Science, EarlyView.
Vine‐inspired robots grow from the tip, enabling navigation through confined spaces with minimal disturbance. This Review summarizes material and actuation strategies for vine‐inspired growth, key functions including steering, retraction, attachment, branching, and variable stiffness, and emerging applications spanning medical intervention, confined ...
Jiahao Wu   +7 more
wiley   +1 more source

Coacervate Droplet Sequestration of Heterogeneous Nanoplastics With Elastin‐Like Polypeptides

open access: yesAngewandte Chemie, EarlyView.
Phase‐separated polypeptide droplets captured incidental nanoplastics as a reusable nanoplastic sink. The engineered droplets selectively partitioned nanoplastics and exhibited unique interactions depending on droplet type and nanoplastic identity, establishing biopolymer coacervates as a potential platform for nanoplastic characterization and removal.
Natalie R. Ling   +2 more
wiley   +2 more sources

Composite Polyamide 6/Polypyrrole Conductive Nanofibers

open access: yes, 2009
Conductive Polyamide 6 (PA-6) nanofibers were prepared by making a conductive polypyrrole coating obtained by a polymerization of pyrrole molecules directly on the fiber surface.
Flavio Granato   +7 more
core   +1 more source

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