Title :
Nonlinear Two-photon photodetection and autocorrelation in a GaAs MQW waveguide
Author :
Duchesne, D. ; Razzari, L. ; Halloran, L. ; Giguère, M. ; Légaré, F. ; Morandotti, R. ; SpringThorpe, A.J. ; Christodoulides, D.N. ; Moss, D.J.
Author_Institution :
INRS-EMT, Varennes, QC, Canada
Abstract :
Two-photon absorption based photodetection at 1550 nm is shown using a GaAs multiple-quantum well waveguide laser structure. A large efficiency is determined and we demonstrate its application for autocorrelation of 100 fs pulses with sub-watt peak powers.
Keywords :
gallium arsenide; quantum well lasers; two-photon processes; waveguide lasers; mulitple quantum well waveguide; multiple-quantum well waveguide laser structure; nonlinear two-photon photodetection; time 100 fs; two-photon absorption; wavelength 1550 nm; Absorption; Autocorrelation; Gallium arsenide; Nonlinear optics; Optical films; Optical signal processing; Optical waveguides; Photoconductivity; Photonic band gap; Quantum well devices;
Conference_Titel :
LEOS Annual Meeting Conference Proceedings, 2009. LEOS '09. IEEE
Conference_Location :
Belek-Antalya
Print_ISBN :
978-1-4244-3680-4
Electronic_ISBN :
1092-8081
DOI :
10.1109/LEOS.2009.5343070
