Time-resolved mid-infrared-pump, optical-probe differential transmission spectroscopy on n-doped quantum dots directly reveals electron dynamics relevant to unipolar devices. Capture times into excited and ground states are found to be 7.1 and 116 ps.
Ultrafast electronic dynamics in unipolar n-doped InAs/GaAs quantum dot structures
2005 Quantum Electronics and Laser Science Conference ; 1 ; 551-553 Vol. 1
2005-01-01
659698 byte
Conference paper
Electronic Resource
English
Ultrafast dynamics in InAs/GaAs quantum dot amplifiers
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