Raman scattering of (GaAs)n(AlAs)n superlattices
β Scribed by Z.P. Wang; D.S. Jiang; K. Ploog
- Publisher
- Elsevier Science
- Year
- 1988
- Tongue
- English
- Volume
- 65
- Category
- Article
- ISSN
- 0038-1098
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π SIMILAR VOLUMES
The optical properties of (GaAs) \({ }_{n} /\) (AIAs) \(_{m}\) superlattices in the infra-red spectral region have been studied. The confinement of optical phonons has been observed in both GaAs and AlAs layers of superlattices under investigation. The superlattice modes caused by the coupling betwe
We present symmetry analysis, Raman and Brillouin scattering selection rules and Raman spectra of \((\mathrm{GaAs})_{m} /(\mathrm{AlAs})_{n}\) superlattices grown on \(\mathrm{GaAs}\) substrates of (211) orientation. Using lattice dynamical calculations based on the shell model, an assignment of the
Differences between In diffusion through InAs/AIAs and InAs/GaAs interfaces have been studied by X-ray diffraction in two crystals grown on \(\mathrm{GaAs}(001)\) substrates by atomic layer molecular beam epitaxy. The two samples were designed to include one InAs layer into an AlAs/GaAs superlattice