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Chemistry LibreTexts

Glossary

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    476286
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    Example and Directions
    Words (or words that have the same definition) The definition is case sensitive (Optional) Image to display with the definition [Not displayed in Glossary, only in pop-up on pages] (Optional) Caption for Image (Optional) External or Internal Link (Optional) Source for Definition
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    Glossary Entries
    Word(s) Definition Image Caption Link Source
    Thermomechanical Analysis, TMA Dimensional changes as a function of temperature.        
    Thermoacoustimetry Characteristics of imposed sound waves produced as the material being heated.        
    Thermoptometry Study of an optical characteristic of a sample as it undergoes a thermal programme.        
    Electrothermal analysis Study of electrical conductivity as a function of temperature.        
    Thermomagnetometry Study of variation in a magnetic property of a material with temperature.        
    Thermogravimetry, TG/TGA TG or TGA is a technique in which the weight of a sample is measured as a function of temperature, whilst it is subjected to a controlled heating programme.        
    Derivative Thermogravimetry, DTG DTG is a method of expressing the results of TG by giving the first derivative curve as a function of temperature or time.        
    Differential Thermal Analysis, DTA DTA is a technique in which the difference in temperature (ΔT) between the sample and an inert reference material, is measured as a function of temperature under controlled heating.        
    Differential Scanning Calorimetry, DSC DSC is very similar to DTA and gives much the same sort of information but DSC is more often used for quantitative measurement of energy changes.        
    Evolved Gas Detection, EGD EGD is a technique in which the evolution of gas from a sample is detected, as a function of temperature, whilst the sample is subjected to controlled thermal programme.        
    Evolved Gas Analysis, EGA EGA is a technique whereby the volatile products, released by a sample on decomposition, may be analysed as the sample is heated according to controlled thermal programme. (Dodd & Tonge, 2008)        
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