Abstract
All-optical modulation is observed at room temperature in a GaAs/AlGaAs multiple quantum well nonlinear directional coupler using femtosecond pulses. The origin of the ultrafast (<500 fs) recovery of the device is attributed to the optical Stark effect.
| Original language | English (US) |
|---|---|
| Pages (from-to) | 993-995 |
| Number of pages | 3 |
| Journal | Applied Physics Letters |
| Volume | 56 |
| Issue number | 11 |
| DOIs | |
| State | Published - 1990 |
ASJC Scopus subject areas
- Physics and Astronomy (miscellaneous)