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Papers Author: J. A. de Saja

Total Papers Found: 9

Extinction coefficient of polyolefin foams

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This article focused on determining the extinction coefficient of polyolefin foams. A combination of experimental and theoretical methods were used to accomplish this goal. Samples differed from each other in ...

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The transient plane source technique (TPS) to measure thermal conductivity and its potential as a tool to detect in-homogeneities in metal foams

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The present study used the transient plane source (TPS) technique to measure the thermal conductivity of a series of AlSi7 metal foams prepared by the powder metallurgical route. The main ...

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Thermal conductivity of metallic hollow sphere structures: An experimental, analytical and comparative study

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A variety of metallic hollow sphere structures were prepared with different metals, values for diameter and shell thickness and their densities were predicted using analytical/empirical models. From these densities, ...

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Thermal conductivity of AZ91 magnesium integral foams measured by the Transient Plane Source method

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Using the transient plane source (TPS) method, the thermal conductivities of a series of magnesium integral foams have been measured experimentally. The main factor contributing to the thermal conductivity of ...

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Applicability of the transient plane source method to measure the thermal conductivity of low-density polyethylene foams

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Using the transient plane source (TPS) method, the thermal conductivities of a series of crosslinked closed-cell polyethylene foams were measured. The experimental values obtained were compared to measurements made by ...

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Thermal Conductivity of Cellular Metals Measured by the Transient Plane Source (TPS) Method

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Through the use of the transient plane source method the researchers were able to measure the thermal conductivity of a collection of cellular metals as well as the in- homogeneities ...

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Measurement of the thermal diffusivity and specific heat capacity of polyethylene foams using the transient plane source technique

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The authors obtained a collection of crosslinked closed cell polyethlyene foams from a commercial supplier and then characterized the thermal properties of these foams. The characterization involved the use of ...

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Density gradients in aluminium foams: characterisation by computed tomography and measurements of the effective thermal conductivity

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Through the use of computed tomography and the TPS method, the authors of this article were able to calculate local effective thermal conductivities of aluminium foams synthesized through the powder ...

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An experimental study on the thermal conductivity of aluminium foams by using the transient plane source method

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A collection of AlSi7 foams (porosities 0.5 to 0.8) were analyzed using the TPS technique in order to determine thermal conductivity. Increased density was found to lead to increased thermal conductivity. The ...

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