Abstract
We report experiments on degenerate four-wave mixing in a high-quality GaAs/As quantum well using the time-resolved self-diffraction technique. Frequency-dependent measurements around the heavy-hole exciton transition reveal a strong biexcitonic nonlinearity.
- Received 4 October 1990
DOI:https://doi.org/10.1103/PhysRevB.43.2439
©1991 American Physical Society