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Volume 21, Issue 1, Pages 53-56

A Discussion on the Phonon Density of States of Amorphous Germanium for the Infrared Range

Scientific Consultants, C/Zulio Palacios, 11, Madrid 9 -°B 28029, Spain

Received 18 December 1997; Accepted 23 January 1998

Copyright © 1998 Hindawi Publishing Corporation. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


A theoretical formulation for the phonon density of states of amorphous germanium in the infrared range is proposed. This formulation is based upon the quasi-harmonic approximation and is compared with previous results.