Abstract
Carrier dynamics of a 1.3 μm InAsGaAs quantum dot amplifier is studied using heterodyne pump-probe spectroscopy. Measurements of the recovery times versus injection current reveal a power law behavior predicted by a quantum dot rate equation model. These results indicate that Auger processes dominate the carrier dynamics.
| Original language | English |
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| Article number | 122108 |
| Journal | Applied Physics Letters |
| Volume | 90 |
| Issue number | 12 |
| DOIs | |
| Publication status | Published - 2007 |