Title :
Efficient two-photon detection in a GaAs / AlGaAs multiple quantum well modulator
Author :
Moss, D. ; Razzari, L. ; Duchesne, D. ; Morandotti, R. ; SpringThorpe, A.J.
Author_Institution :
Sch. of Phys., Sydney Univ., Sydney, NSW
Abstract :
We report the first two-photon detector in a GaAs / AlGaAs multiple quantum well laser structure at 1550 nm. The ultrafast photogenerated carrier sweep-out rates and control of the nonlinear FOM are promising for signal processing applications.
Keywords :
III-V semiconductors; aluminium compounds; gallium arsenide; high-speed optical techniques; optical modulation; photodetectors; quantum well devices; GaAs-AlGaAs; multiple quantum well modulator; signal processing applications; two photon detection; ultrafast photogenerated carrier; wavelength 1550 nm; Absorption; Detectors; Doping profiles; Gallium arsenide; Laser theory; Optical modulation; Photoconductivity; Photonic band gap; Physics; Quantum well devices;
Conference_Titel :
Opto-Electronics and Communications Conference, 2008 and the 2008 Australian Conference on Optical Fibre Technology. OECC/ACOFT 2008. Joint conference of the
Conference_Location :
Sydney
Print_ISBN :
978-0-85825-807-5
Electronic_ISBN :
978-0-85825-807-5
DOI :
10.1109/OECCACOFT.2008.4610532
