Low-temperature specific heat of a crystalline solid scales as C_V ∝ T³. Measurement yields the Debye temperature θ_D, which characterises the phonon spectrum. Deviation from the classical Dulong-Petit limit at low T is the definitive…
Low-temperature specific heat of a crystalline solid scales as C_V ∝ T³. Measurement yields the Debye temperature θ_D, which characterises the phonon spectrum. Deviation from the classical Dulong-Petit limit at low T is the definitive…