Carrier capture dynamics of InAs∕GaAs quantum dots
Carrier capture dynamics of InAs∕GaAs quantum dots
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DOI:
10.1063/1.2715115
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发表时间:
2007-03
影响因子:
4
通讯作者:
T. Piwoński;I. O'Driscoll;J. Houlihan;G. Huyet;R. Manning;A. Uskov
中科院分区:
文献类型:
--
作者:
T. Piwoński;I. O'Driscoll;J. Houlihan;G. Huyet;R. Manning;A. Uskov
Carrier dynamics of a 1.3μm InAs∕GaAs 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.