Time-domain measurements of group-velocity dispersion in quantum cascade lasers

Author

Choi, Hyunyong ; Norris, Theodore B. ; Diehl, Laurent ; Capasso, Federico ; Bour, David ; Corzine, Scott ; Zhu, Jintian ; Hofler, Gloria

Author_Institution

Dept. of Electr. Eng. & Comput. Sci., Michigan Univ., Ann Arbor, MI

fYear

2008

fDate

4-9 May 2008

Firstpage

1

Lastpage

2

Abstract

Time-resolved mid-infrared upconversion based on sum-frequency generation was applied to measure the group-velocity dispersion in quantum cascade lasers; material, waveguide, and gain contributions were distinguished, and used to model the temporal pulse broadening.

Keywords

III-V semiconductors; aluminium compounds; gallium arsenide; indium compounds; optical frequency conversion; optical waveguides; quantum cascade lasers; time resolved spectra; InGaAs-InAlAs; gain contributions; group-velocity dispersion; quantum cascade lasers; sum-frequency generation; temporal pulse broadening; time-resolved midinfrared upconversion; waveguide; Dispersion; Doping; Optical pulse generation; Optical waveguides; Pulse amplifiers; Pulse generation; Pulse measurements; Quantum cascade lasers; Time domain analysis; Ultrafast optics; (140.5965) Semiconductor lasers, quantum cascade; (320.7100) Ultrafast measurement;

fLanguage

English

Publisher

iet

Conference_Titel

Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on

Conference_Location

San Jose, CA

Print_ISBN

978-1-55752-859-9

Type

conf

Filename

4571997