Thermal conductivity remains at the heart of our operations. We offer expertise in many different thermal conductivity methodologies including modified transient plane source (MTPS), transient plane source (TPS), xenon flash (XF), transient line source (TLS) and heat flow meter (HFM). ISO 22007-2 Determination of thermal conductivity and thermal diffusivity — Part 2: Transient plane heat source (hot disc) method IEEE 442-1981 Guide for Soil Thermal Resistivity Measurements ASTM E2585 Standard Practice for Thermal Diffusivity by the Flash Method ASTM D5334 Standard Test Method for Determination of Thermal Conductivity of Soil and Soft Rock by Thermal Needle Probe Procedure ASTM D7984 Standard Test Method for Measurement of Thermal Effusivity of Fabrics Using a Modified Transient Plane Source (MTPS) Instrument ASTM D5930 Standard Test Method for Thermal Conductivity of Plastics by Means of a Transient Line-Source Technique ASTM E1461 Standard Test Method for Thermal Diffusivity by the Flash Method