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Acoustic attenuation and optical-absorption effects on light scattering by acoustic phonons in superlattices

✍ Scribed by He, J.; Sapriel, J.; Azoulay, R.

Book ID
126494461
Publisher
The American Physical Society
Year
1989
Tongue
English
Weight
508 KB
Volume
40
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