Results 81 to 90 of about 93,666 (314)

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

Compressive and shear buckling analysis of metal matrix composite sandwich panels under different thermal environments [PDF]

open access: yes
Combined inplane compressive and shear buckling analysis was conducted on flat rectangular sandwich panels using the Raleigh-Ritz minimum energy method with a consideration of transverse shear effect of the sandwich core.
Jackson, Raymond H., Ko, William L.
core   +1 more source

Composite aircraft structure having lightning protection [PDF]

open access: yes, 1982
A lightning protection system for advanced composite aircraft structures consisting of a sandwich structure including two layers of aluminum foil separated by a layer of dielectric material.
Olson, Glenn O.
core   +1 more source

Nanoscale Mapping of Plasmonic Charge Transport in Nano‐Resonators Based on Resistive Switching Materials

open access: yesAdvanced Functional Materials, EarlyView.
In this strategy, a conductive nano‐probe is employed to induce nanoscale phase transitions and map the nanoscale conductivity and trap density of GST films. By utilizing the contrasting properties of phase‐change states, nano‐resonators are fabricated that exhibit plasmonic conduction and dramatically different transport characteristics.
Sunwoo Bang   +4 more
wiley   +1 more source

Effect of water absorption, hardness, and acoustic properties on sandwich syntactic foam composite for structural and marine applications

open access: yesDiscover Materials
In this study, a sandwich composite structure was fabricated with core syntactic foam composites (SFC) reinforced with face-sheets of combined kenaf and glass fibers. The core SFC was made from hollow glass microsphere (HGM)/epoxy resin mixture.
Olusegun Adigun Afolabi   +2 more
doaj   +1 more source

Indentation study of honeycomb sandwich composite materials [PDF]

open access: yes, 2013
This study was conducted to quasi-static indentation study of composite sandwich panels made of glass/vinylester facesheets and polypropylene honeycomb core.
Foroutan, Amir
core  

X-ray CT analysis after blast of composite sandwich panels [PDF]

open access: yes, 2016
Four composite sandwich panels with either single density or graded density foam cores and different face-sheet materials were subjected to full-scale underwater blast testing.
Arora, H   +4 more
core   +1 more source

Fracture of sandwiched composites

open access: yes, 2018
Fracture of a pair of collinear cracks in various materials, such as an isotropic strip, an orthotropic strip, a bonded isotropic adhesive layer, and sandwiched orthotropic layers, is investigated. The crack surfaces are subjected to an arbitrary opening pressure p(x).
openaire   +3 more sources

Digital Actuation Control of Soft Robotic Origami With Self‐Folding Liquid Crystal Elastomer Hinges

open access: yesAdvanced Functional Materials, EarlyView.
Self‐folding soft‐rigid hybrid robotic origami is enabled by liquid crystal elastomer actuators with embedded Joule heating and closed‐loop digital control. Digitally addressable hinges provide reversible and programmable transitions between distinct folded states while maintaining actuation performance at high cycle counts (over 1500).
David C. Bershadsky   +3 more
wiley   +1 more source

Fiber Composite Sandwich Thermostructural Behavior: Computational Simulation [PDF]

open access: yes
Several computational levels of progressive sophistication/simplification are described to computationally simulate composite sandwich hygral, thermal, and structural behavior.
Aiello, R. A.   +2 more
core   +1 more source

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