Dynamical structure analysis applied to
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J. Kulda; Y. Ishii; S. Katano
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Article
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1995
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Elsevier Science
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English
โ 181 KB
The phonon frequencies of Ge, when rescaled according to the difference in atomic masses and lattice parameters, practically coincide with the results of ab initio calculations for Si. Some difference is observed with respect to the observed frequencies of TA modes along [100] and, in particular, [1