Calculation of specific heat of germanium by five force schemes

Autor: A. A. Zaitsev, M. A. Bezumova, L. I. Zhuravleva
Rok vydání: 1977
Předmět:
Zdroj: Soviet Physics Journal. 20:604-608
ISSN: 1573-9228
0038-5697
DOI: 10.1007/bf00893578
Popis: The specific heat and dispersion frequencies of germanium are calculated for five force schemes, making allowance for the interaction between neighbors in the crystal lattice, up to second neighbors, for which all interaction coefficients are expressed in terms of experimentally determined elastic constants and the cutoff frequencies of the optical branches.
Databáze: OpenAIRE