Question: Consider a dielectric solid with a Debye temperature equal to 100 K and with 1022 atoms cm-3. Estimate the temperature at which the photon contribution

Consider a dielectric solid with a Debye temperature equal to 100 K and with 1022 atoms cm-3. Estimate the temperature at which the photon contribution to the heat capacity would be equal to the phonon contribution evaluated at 1 K.

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