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Raman scattering from folded acoustic phonons and photoluminescence in multilayer GaAs-AlAs superlattices

✍ Scribed by Lockwood, D. J.; Devine, R. L. S.; Rodriguez, A.; Mendialdua, J.; Djafari Rouhani, B.; Dobrzynski, L.

Book ID
126977996
Publisher
The American Physical Society
Year
1993
Tongue
English
Weight
349 KB
Volume
47
Category
Article
ISSN
1098-0121

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## Abstract We use Raman scattering to investigate the folded longitudinal acoustic (LA) phonons in a series of In~__x__~Ga~1βˆ’__x__~N/GaN superlattices (SLs) grown by molecular beam epitaxy with different compositions (15% < __x__ < 38%) and SL periods (from 8 to 20 nm). A novel, ultralow wavenumbe