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Keyword: density

Total Papers Found: 74

Preparation and Characterization of Ultralow Density Silica Aerogels by Acetonitrile Supercritical Drying

Author(s): , , ,

Ultralow density silica aerogels were formulated by sol-gel process using tetramethyl orthosilicate as the precursor. A supercritical drying step was performed using acetonitrile solvent extraction. These aerogels were found to ...

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Temperature Dependence of Thermophysical Properties of Disodium Hydrogenphosphate Dodecahydrate

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Disodium hydrogenphosphate dodecahydrate was investigated for its thermophysical properties and the effects that temperature had on these properties. The goal of this work was to determine if this material was ...

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Performance Assessment of Passive Fire Protection Materials

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Three reference passive fire protection materials were tested to determine the effect that fire exposure has on their thermophysical properties. It was determined that the thermophysical properties during fire exposure ...

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Chemical Composition, Density, Specific Gravity, Apparent Porosity, and Thermal Transport Properties of Volcanic Rocks in the Temperature Range 253 to 333 K

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The density related properties (specific gravity, density, apparent porosity), and thermal transport properties were determined for diorite and granite rocks taken from the Shewa-Shahbaz Garhi volcanic complex, Pakistan. All measurements ...

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Thermal conductivity improvement of composite carbon foams based on tannin-based disordered carbon matrix and graphite fillers

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Composite carbon foams were prepared by mixing tannin-based resin with various graphite powders in an effort to improve the thermal conductivity relative to pristine carbon foams in order to use ...

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Online monitoring of wax deposition in sub-sea pipelines

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The authors have performed a study to determine if heat pulse wax monitoring is capable of measuring the wax thickness build-up in an oil pipeline. A numerical model was developed ...

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Enhanced thermal and mechanical properties of epoxy composites filled with silver nanowires and nanoparticles

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The authors have investigated the use of silver nanomaterials as a filler in epoxy resin in an effort to identify a composite resin with a high thermal conductivity for application ...

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Study of heat transfer through multilayer protective clothing at low-level thermal radiation

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The authors have developed a numerical model for the prediction of heat transfer capabilities of protective clothing when exposed to low-level radiant heat flux in order to increase the comfort ...

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Thermal property prediction and measurement of organic phase change materials in the liquid phase near the melting point

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In this work, the authors tested five organic phase change materials for thermophysical properties (density, heat capacity, and thermal conductivity) in order to determine the best path to prediction (BPP) ...

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Hygric and thermal properties of hemp-lime plasters

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The authors investigate the use of two hemp-lime plasters (Chanvribat hemp-lime plaster (CHLP) and Terrachanvre hemp-lime plaster (THLP)) for their hygric and thermal properties to assess their use as building ...

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