Abstract
A high contrast, low power optical reflection modulator with an InGaAs/GaAs strained-layer multiple quantum well (MQW) nonlinear spacer is demonstrated. Taking advantage of large absorptive and dispersive nonlinearities near the exciton peak, on/off contrast ratios exceeding 29 dB are achieved with submilliwatt pump powers at room temperature.
Original language | English (US) |
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Pages (from-to) | 3216-3218 |
Number of pages | 3 |
Journal | Applied Physics Letters |
Volume | 59 |
Issue number | 25 |
DOIs | |
State | Published - 1991 |
ASJC Scopus subject areas
- Physics and Astronomy (miscellaneous)