65. Thermal properties of condensed matter (see also 05.70 Thermodynamics;
for thermodynamic properties of quantum fluids, see 67.40.K, 67.55.C,
67.57.B; for thermal properties of solid helium, see 67.80.G; for
thermal properties of thin films, see 68.60.D; for thermal conduction,
see 66.60, 66.70 and 72.15; for thermal properties of rocks and
minerals, see 91.60)
65.20.+w Heat capacities of liquids
65.40.+g Heat capacities of solids
(for specific heat of superconductors, see 74.25.B; for specific
heat of magnetic systems, see 75.40.C)
65.50.+m Thermodynamic properties and entropy
65.70.+y Thermal expansion and density changes; thermomechanical effects
65.90.+i Other topics in thermal properties of condensed matter