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Keyword: Microstructure

Total Papers Found: 10

Characterization of microstructural, mechanical and thermophysical properties of Th-52U alloy

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This article studied the microstructural features of thorium-52 wt.% uranium alloy (Th-52U). Several thermal properties were also evaluated to assess the use of this alloy as a prospective fuel. ...

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Tailoring Ca3Co4O9 microstructure and performances using a transient liquid phase sintering additive

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Research has been focused on the Co-based thermoelectric family since the discovery of thermoelectric properties in NaCo₂O₄ ceramics. The formation of strong grain boundaries has been achieved in several ...

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Preparation of porous mullite ceramics with low thermal conductivity 

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This study analyses a mullite ceramic formed through foaming and starch consolidation of mullite powder, and how its thermal conductivity changes with porosity of the ceramic. The thermal conductivity was ...

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Effect mechanism of mixing on improving conductivity of asphalt solar collector

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Asphalt solar collector (ASC) is a conductive asphalt concrete and an eco-friendly method to de-ice roadways. This study examined if the addition of conductive fillers and various mixing parameters could ...

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Fabrication of highly porous silica thermal insulators prepared by gelation-freezing route

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The purpose of this study was to produce high porosity silica thermal insulators through gelation-freezing. The thermal conductivities of the insulators in relation to porosity and microstructure were measured by ...

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Thermal conductivity of highly porous mullite materials

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Porous materials have widespread industrial applications. In this study, mullite materials with porosities between 72-86 vol% were fabricated and a hot-disk thermal analyzer (TPS2500s) measured their thermal conductivity using ...

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Microstructure and Thermal Conductivity of Hydrated Calcium Silicate Board Materials

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Two calcium silicate boards of different densities, porosities and pore size were analyzed for their thermal properties, specifically thermal conductivity. The boards were heated from room temperature to 400°C and ...

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Structure and properties of highly oriented polyoxymethylene/multi-walled carbon nanotube composites produced by hot stretching

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Using a solid hot stretching technique, highly-oriented polyoxymethyelen (POM)/multi-walled carbon nanotubes (MWCNTs) composites were created. Thermal properties were analyzed both in the stretched and through-plane directions. Researchers found that ...

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Surfactant-free ionic liquid-based nanofluids with remarkable thermal conductivity enhancement at very low loading of graphene

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The Hot Disk Transient Plane Source method was used in this research article to measure the thermal conductivity of an Ionanofluid, highly stable graphene (GE)-based nanofluid, at various temperatures. ...

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