Articles with "foam" as a keyword



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Fabrication of Si2N2O Ceramic Foam by Combination of Direct Ink Writing and Biological Foaming Techniques

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Published in 2020 at "Advanced Engineering Materials"

DOI: 10.1002/adem.201901541

Abstract: Si2N2O ceramic foam is developed by the combination of biological foaming (BF) technique and direct ink writing (DIW). The effect of yeast content on the rheological properties of inks and phase composition, microstructure, and mechanical… read more here.

Keywords: foam; biological foaming; si2n2o ceramic; ceramic foam ... See more keywords
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Influence of Gas Pressure and Blowing Agent Content on the Formation of Aluminum Alloy Foam

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Published in 2021 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202100242

Abstract: Apart from density and alloy composition, the structure of solid metallic foams determines their mechanical performance. Herein, the effect of ambient pressure on the foaming behavior of AlSi6Cu4 precursors is studied. In situ X‐ray radioscopy… read more here.

Keywords: foam; pressure; gas; blowing agent ... See more keywords
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A New Approach for Manufacturing Stochastic Pure Magnesium Foam by Laser Powder Bed Fusion: Fabrication, Geometrical Characteristics, and Compressive Mechanical Properties

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Published in 2021 at "Advanced Engineering Materials"

DOI: 10.1002/adem.202100483

Abstract: Herein, stochastic pure magnesium foam using laser powder bed fusion (LPBF) is fabricated and its geometric characteristics and mechanical properties are investigated. As volumetric energy density (VED) increased from 20 to 40 J mm−3 by controlling process… read more here.

Keywords: foam; magnesium foam; stochastic pure; pure magnesium ... See more keywords
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Auxetic Foam‐Based Contact‐Mode Triboelectric Nanogenerator with Highly Sensitive Self‐Powered Strain Sensing Capabilities to Monitor Human Body Movement

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Published in 2017 at "Advanced Functional Materials"

DOI: 10.1002/adfm.201606695

Abstract: The first contact-mode triboelectric self-powered strain sensor using an auxetic polyurethane foam, conductive fabric, and polytetrafluroethylene (PTFE) is fabricated. Utilizing the auxetic properties of the polyurethane foam, the auxetic polyurethane foam would expand into the… read more here.

Keywords: foam; contact mode; powered strain; mode triboelectric ... See more keywords
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Improved Li+ Storage through Homogeneous N-Doping within Highly Branched Tubular Graphitic Foam.

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Published in 2017 at "Advanced materials"

DOI: 10.1002/adma.201603692

Abstract: A novel carbon structure, highly branched homogeneous-N-doped graphitic (BNG) tubular foam, is designed via a novel N, N-dimethylformamide (DMF)-mediated chemical vapor deposition method. More structural defects are found at the branched portions as compared with… read more here.

Keywords: foam; storage homogeneous; homogeneous doping; highly branched ... See more keywords
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A Lightweight, Elastic, and Thermally Insulating Stealth Foam With High Infrared‐Radar Compatibility

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Published in 2022 at "Advanced Science"

DOI: 10.1002/advs.202204165

Abstract: The development of infrared‐radar compatible materials/devices is challenging because the requirements of material properties between infrared and radar stealth are contradictory. Herein, a composite of poly(3, 4‐ethylenedioxythiophene):polystyrene sulfonate (PEDOT:PSS) coated melamine foam is designed to… read more here.

Keywords: performance; infrared radar; stealth; radar ... See more keywords
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Cost of free open‐access medical education (FOAM): An economic analysis of the top 20 FOAM sites

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Published in 2022 at "AEM Education and Training"

DOI: 10.1002/aet2.10795

Abstract: Free open‐access medical education (FOAM) is a growing resource within the field of medicine, in particular, emergency medicine. Yet despite FOAM's contribution to advancing medical education, the precise value of FOAM has never been calculated.… read more here.

Keywords: free open; open access; medical education; medicine ... See more keywords
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Rsn‐2‐mediated directed foam enrichment of β‐lactamase

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Published in 2022 at "Biotechnology Journal"

DOI: 10.1002/biot.202200271

Abstract: Today, the availability of methods for the activity‐preserving and cost‐efficient downstream processing of enzymes forms a major bottleneck to the use of these valuable tools in technical processes. A promising technology appears to be foam… read more here.

Keywords: rsn; rsn mediated; mediated directed; directed foam ... See more keywords
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Recycling of flexible polyurethane foam by split-phase alcoholysis: identification of additives and alcoholyzing agents to reach higher efficiencies.

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Published in 2020 at "ChemSusChem"

DOI: 10.1002/cssc.202000949

Abstract: Split-phase alcoholysis of flexible polyurethane (PU) foam yields an apolar phase containing the recycled polyether polyol, and a lower, polar phase of the alcoholyzing agent and aromatic compounds. However, multiple purification steps are required to… read more here.

Keywords: phase; polyether polyol; foam; phase alcoholysis ... See more keywords
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Melting evaluation of a thermal energy storage unit with partially filled metal foam*

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Published in 2020 at "International Journal of Energy Research"

DOI: 10.1002/er.6151

Abstract: This paper introduces a novel strategy on enhancing melting heat transfer for a shell‐and‐tube unit by partially filling porous foam. A series of filling ratios for metal foam are studied regarding thermal energy charging performance.… read more here.

Keywords: energy; foam; storage; metal foam ... See more keywords
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Acute Oral Toxicity of Nonfluorinated Fire‐Fighting Foams to Northern Bobwhite Quail (Colinus virginianus)

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Published in 2022 at "Environmental Toxicology and Chemistry"

DOI: 10.1002/etc.5398

Abstract: Long‐chain per‐ and poly‐fluoroalkyl substances (PFAS) have been the active ingredients in firefighting foams for more than 50 years. Due to their extreme persistence, regulatory agencies are concerned about their potential adverse environmental and health… read more here.

Keywords: quail; oral toxicity; fighting foams; fire fighting ... See more keywords