introduction Volume is a fundamental thermodynamic quantity. Thermal expansivity ( ) is a useful engineering quantity: = (dL/dt)/L o Thermomechanical Analysis (TMA) is the study of the relationships between a sample’s length (volume) and its temperature.
recommended reading M. Reading and P.J. Haines; “Thermomechanical, dynamic mechanical and associated methods” in; P. J. Haines; “Thermal methods of analysis: Principles, Applications and Problems” Blackie, London (1995) pp.123-160. A. T. Riga and C. M. Neag (Editors); “Materials Characterization by Thermomechanical Analysis”, ASTM STP 1136, American Society for Testing and Materials, Philadelphia (1991). D. M. Price, “Thermomechanical and Thermoelectrical Methods”, in P.J. Haines (ed.) Principles of Thermal Analysis & Calorimetry, ch. 4, Royal Society of Chemistry, Cambridge (2002) pp. 94-128.