DocumentCode
2239929
Title
Observation of Photon-driven Electronic Transport in Quantum Cascade Lasers
Author
Choi, Hyunyong ; Diehl, Laurent ; Giovannini, Marcella ; Faist, Jérome ; Capasso, Federico ; Norris, Theodore B.
Author_Institution
Dept. of Electr. Eng. & Comput. Sci., Michigan Univ., Ann Arbor, MI
fYear
2007
fDate
26-31 Aug. 2007
Firstpage
1
Lastpage
2
Abstract
We report a series of femtosecond pump-probe measurements on quantum cascade lasers operating below and above threshold; the gain recovery dynamics reveal how quantum stimulated emission drives the current through the cascade heterostructure, which we refer to as photon-driven transport.
Keywords
high-speed optical techniques; optical pumping; quantum cascade lasers; cascade heterostructure; femtosecond pump-probe measurements; gain recovery dynamics; photon-driven electronic transport; quantum cascade lasers; quantum stimulated emission; Electrons; Laser excitation; Optical pumping; Photonics; Quantum cascade lasers; Quantum computing; Stimulated emission; Superlattices; Tunneling; Ultrafast optics;
fLanguage
English
Publisher
ieee
Conference_Titel
Lasers and Electro-Optics - Pacific Rim, 2007. CLEO/Pacific Rim 2007. Conference on
Conference_Location
Seoul
Print_ISBN
978-1-4244-1173-3
Electronic_ISBN
978-1-4244-1174-0
Type
conf
DOI
10.1109/CLEOPR.2007.4391218
Filename
4391218
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