Results 111 to 120 of about 453,542 (260)

Chemoselective Sequential Polymerization: An Approach Toward Mixed Plastic Waste Recycling

open access: yesAdvanced Functional Materials, EarlyView.
Inspired by biological protein metabolism, this study demonstrates the closed‐loop recycling of mixed synthetic polymers via ring‐closing depolymerization followed by a chemoselective sequential polymerizations process. The approach recovers pure polymers from mixed feedstocks, even in multilayer formats, highlighting a promising strategy to overcome a
Gadi Slor   +5 more
wiley   +1 more source

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

An Immersion Ultrasonic Testing‐Based Research Platform for Studying Electroplating Kinetics

open access: yesChemElectroChem
Electroplating is widely exploited in numerous application areas. Understanding the kinetics of electroplating, which is essentially a dynamic phenomenon, is crucial to making use of it appropriately in the real world. Currently, there exist a variety of
Yang Zirui   +3 more
doaj   +1 more source

Evaluation of the influence of visual parameters on wave transmission velocity in sawn chestnut timber [PDF]

open access: yes, 2011
Non-destructive, visual evaluation and mechanical testing techniques were used to assess the structural properties of 374 samples of chestnut (Castanea sativa).
Baño Gómez, Vanessa   +5 more
core  

The Effect of Purcell Cavities on the Lifetime of Thermally Activated Delayed Fluorescent Emitters

open access: yesAdvanced Functional Materials, EarlyView.
A pressing challenge to OLED displays and lighting is to balance high efficiency and long operational lifetime in the deep blue spectrum. The Purcell effect can reduce the triplet density and hence the probability for destructive energy‐driven triplet annihilation events that limit the OLED lifetime. Here we study of the Purcell effect on two different
Sritoma Paul   +4 more
wiley   +1 more source

Method and Apparatus for Non-Destructive Evaluation of Materials [PDF]

open access: yes
Methods and apparatus for characterizing composite materials for manufacturing quality assurance (QA), periodic inspection during the useful life, or for forensic analysis/material testing. System are provided that relate eddy-current sensor responses to
Goldfine, Neil J.   +4 more
core   +4 more sources

Stoma‐Shell Nanoarchitecture for Enhanced Plasma Confinement Catalysis in Synthesis of Ethanol from CO2

open access: yesAdvanced Functional Materials, EarlyView.
High‐energy electron impact in plasma catalysis often causes excessive dissociation of active intermediates, limiting C2+ product selectivity. To address this challenge, a bio‐inspired stoma‐shell nanoarchitecture is designed to decouple electron impact from catalytic reaction zones.
Nan Zou   +5 more
wiley   +1 more source

On Smart Geometric Non-Destructive Evaluation: Inspection Methods, Overview, and Challenges. [PDF]

open access: yesMaterials (Basel), 2022
Jaber A   +6 more
europepmc   +1 more source

Contributions of X-ray CT to the characterization of natural building stones and their disintegration [PDF]

open access: yes, 2010
This paper highlights the use of the high resolution scanner at the Centre for X-ray Tomography in Ghent, Belgium (UGCT), for the 3D quantitative evaluation of the disintegration of some French natural building stones.
Boone, Marijn   +8 more
core  

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