The Thermal Conductivity of Unfilled Plastics
All values in the table are defined at room temperature. As a rule-of-thumb, the thermal conductivity increases with a few percent in the range 0-100°C. Only below very low temperatures (typically...
View ArticleReflections from ASTM D13.51 Sub-Committee Meeting in Norfolk, VA
Sarah Ackermann attended the ASTM D13.51 subcommittee meeting in Norfolk, Virginia. One of the primary agenda items for discussion was the need to proceed with the ILS study for ASTM Standard D7984-16,...
View ArticleTLS Application:Testing the Thermal Conductivity of Papayas in Determining...
In this work – we summarize how to measure the thermal conductivity of papaya (Carica papaya) for such purposes. The papaya fruit is a tropical fruit commonly cultivated in in India, Brazil,...
View ArticleMTPS FAQ: How Does Thermal Radiation Affect Thermal Conductivity...
Part I: Opaque Samples Part II: Special Considerations for Glasses and Other Transparent Samples
View ArticleMeasuring the Thermal Conductivity of Thin Films
Fig. 1 shows the thermal conductivity of the nanocomposite thin films in relation to the graphene content. The work highlights application of a C-Therm TCi Thermal Conductivity Analyzer in...
View ArticleThermal Conductivity of High Temperature Insulation Material
High temperature thermal conductivity measurements are important for exploration and performance evaluation of materials existing in high temperature environments. Insulating materials with low thermal...
View ArticleThermal Conductivity of Geological Samples and Glass Beads
Precise and accurate thermal conductivity measurements are important in geology for numerous reasons. Determining the effectiveness of geothermal heat transfer and dissipation through different rock...
View ArticleAccommodating Volume Change and Imparting Thermal Conductivity by...
Researchers at The Case Western Reserve University recently published an application paper on Accommodating Volume Change and Imparting Thermal Conductivity by Encapsulation of Phase Change Materials...
View ArticleFactors Influencing the Bonding Strength of Cold-Sprayed Aluminum Coatings on...
This study summarizes the most important results of a research project dealing with the comprehensive investigation of the bonding mechanisms between cold-sprayed Al coatings and various poly and...
View ArticleApplication of Thermal Effusivity: Performance and Comfort of Disposable Diapers
Nothing feels better on a baby’s skin than a dry, warm diaper! Diapers are made of 3 key layers: the topsheet, the surge layer, and the absorbent core. When wetted, the diaper’s surge layer disperses...
View ArticleUsing Thermal Effusivity to Predict Burn Hazard from the Result of Testing...
Many workers face occupational burn hazards – perhaps none more so than firefighters. Firefighters’ protective equipment (PPE) is intended to protect them from burns due to thermal radiation and other...
View ArticleInfluence of Thermo-Pressing Conditions on Insulation Materials from Bamboo...
Building insulation materials form the thermal envelope of a building and reduce heat transfer. They are part of the complex structural elements of a wall or a roof. Consequently, insulation...
View ArticleC-Therm TCi Client Spotlight: Seaforth Geosurveys
Seaforth Geosurveys Inc. acquired C-Therm’s TCi instrument in 2014 and continues to measure the thermal conductivity of core samples retrieved from the seabed, onboard research vessels.
View ArticleAnisotropic Thermal Conductivity Testing of Compressed Laminated Wood
Compressed laminated wood is a specialized wood composite material used in industries where an inexpensive, strong, relatively lightweight, thermally and electrically insulating material is desirable....
View ArticleWhy are the units for thermal conductivity W/m-K?
Ever wonder why the units for thermal conductivity are what they are? This short derivation will be sure to help.
View ArticleAssessing the “Warm Feel” of Candidate Upholstery Materials for Ejection Seats
When getting ejected from an aircraft in an emergency situation, how the fabric feels to the pilot is definitely not their top concern. However, when these pilots are in the driver's seat for 10+...
View ArticleCharacterizing the “Cool Touch” of Jeans via ASTM D7984
As material innovation with a focus on comfort becomes more prominent with global apparel brands, product developers continue to evaluate new technologies and methods to create a comfortable product...
View ArticleMeasuring the Thermal Conductivity and Effusivity of Cosmetic Emulsions
Cosmetic products have been used for thousands of years with the goal of enhancing or altering physical appearance. Although the goal has remained the same, modern cosmetics have become a highly...
View ArticleWhy is the thermal conductivity so low? The effect of interstitial air on the...
Researchers new to thermal conductivity measurements are often confused as to why their metal powders exhibit such a low thermal conductivity. Typically, a researcher will test a powder of a high...
View ArticleWhat is the difference between clo, tog, thermal resistance, and thermal...
Textiles and textile product manufacturers have for decades looked to physical tests to quantify thermal performance of their products. Many units are used in these applications – often depending on...
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