Abstract
The coherent-potential approximation for phonons in disordered binary alloys has been used to interpret the observed Raman spectra of the substitutionally disordered Si-Ge alloys. The spectral density function is calculated for the optical phonons.
- Received 30 April 1973
DOI:https://doi.org/10.1103/PhysRevB.8.4671
©1973 American Physical Society