Quantum beats of excitons in quantum wells
- 9 April 1990
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review Letters
- Vol. 64 (15), 1801-1804
- https://doi.org/10.1103/physrevlett.64.1801
Abstract
We report the observation of quantum beats in the decay of the coherent polarization of intrinsic excitations in GaAs/GaAlAs quantum wells. The beating arises from interference of excitons with slightly different quantum confinement energy due to well width fluctuations.Keywords
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