Задача id14272

Estimate the ratio of the electronic heat capacity of pure germanium to its lattice heat capacity at a temperature of 1000 K. Assume that the concentration of conduction electrons is ne = 1.5•1024 m-3, the band gap D = 0.7 eV, the Debye temperature Q = 540 K, the density atoms N = 5•1028 m-3.

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