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Transient Plane Source (TPS)
Materials Solids, Liquids, Paste and Powder
Temperature Range -160°C to 1000 °C
Accuracy, Repeatability 5%, 2%
Standard ISO/DIS 22007-2.2

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Laser Flash Apparatus (LFA)
Materials Solids
Temperature Range -160°C to 1600 °C
Accuracy, Repeatability 5%, 2%
Standard ASTM E1461

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Transient Hot Wire Liquids (THW)
Materials Liquids & Paste
Temperature Range -50°C to 400 °C
Accuracy, Repeatability 5%, 2%
Standard ASTM D7896-14

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Differential Scanning Calorimeter (DSC)
Materials Solids, Liquids, Paste and Powder.
Temperature Range -160°C to 1600 °C
Accuracy, Repeatability 5%, 2%
Standard ASTM E1269

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Frequently Asked Questions

What is specific heat capacity?
Specific heat capacity, also known as specific heat, is a property that quantifies the amount of heat energy required to raise the temperature of a unit mass of a substance by one degree Celsius or Kelvin. It represents the substance’s ability to store thermal energy.
What are the units of specific heat capacity?
The units of specific heat capacity depend on the system of units used. In the International System of Units (SI), specific heat capacity is expressed in joules per kilogram per degree Celsius (J/kg·°C) or joules per kilogram per Kelvin (J/kg·K). Other common units include calories per gram per degree Celsius (cal/g·°C) in the CGS system.
What is Specific Heat Capacity testing?
Specific heat capacity testing measures the amount of energy required to raise the temperature of a substance per unit mass. It helps characterize a material’s ability to store thermal energy. During testing, a sample is subjected to controlled heating or cooling, and the resulting temperature change is measured. This data allows for the calculation of specific heat capacity. The information obtained is useful in designing efficient thermal management systems, selecting appropriate materials, and understanding phase changes. Specific heat capacity testing is commonly performed using calorimetry techniques. By accurately determining specific heat capacity, industries can optimize heat transfer, calculate energy requirements, and make informed decisions.
How is specific heat capacity different from thermal conductivity?
Specific heat capacity relates to a material’s ability to store heat energy, while thermal conductivity pertains to its ability to conduct heat. Specific heat capacity focuses on the amount of energy required to change the substance’s temperature, while thermal conductivity deals with the rate of heat transfer through the material.
How to test for specific heat capacity?
The theory behind this specific heat capacity test is based on the conservation of energy. Specific heat capacity can be measured using different methods such as Laser Flash Apparatus (LFA), Differential Scanning Calorimeter (DSC), Transient Plane Source (TPS) and Transient Hot Wire (THW) techniques.

Thermtest offers specific heat capacity testing services. Our specific heat capacity testing methods cover a wide range of temperature and sample types. If you have any questions about testing, please contact us and we will answer as quick as possible.

How much do your specific heat capacity testing services cost?
Request a quote today or contact us for pricing on specific heat capacity testing. We have a full-service thermal testing laboratory to accommodate your specific heat capacity testing needs using the best specific heat capacity testing methods available.
Why is specific heat capacity important?
Specific heat capacity is important in various fields, including thermodynamics, engineering, and materials science. It influences heat transfer, temperature control, and energy storage in systems and materials. Understanding specific heat capacity helps in designing efficient thermal management systems, selecting appropriate materials, and predicting thermal behavior.
How is specific heat capacity measured?
Specific heat capacity is typically measured through experimental methods such as calorimetry. This involves measuring the temperature change of a substance when it absorbs or releases heat energy under controlled conditions. The mass, temperature change, and supplied heat energy are used to calculate the specific heat capacity.
Can specific heat capacity vary with temperature?
Yes, specific heat capacity can vary with temperature. The specific heat capacity of a substance may change as its internal structure, phase, or molecular interactions are affected by temperature variations. It is important to consider this variation when analyzing and designing systems involving temperature changes.

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