Title :
Nonlinear optical properties of SiGe waveguides in the mid-infrared
Author :
Carletti, L. ; Ma, Ping ; Luther-Davies, Barry ; Hudson, Donna ; Monat, Christelle ; Madden, Steve ; Moss, David J. ; Brun, Marcel ; Ortiz, S. ; Nicoletti, S. ; Grillet, C.
Author_Institution :
Ecole Centrale de Lyon, Univ. of Lyon, Ecully, France
Abstract :
We measure the nonlinear response of CMOS-compatible SiGe waveguides in the mid-infrared. Comparing with numerical calculations, we extract the multi-photon absorption coefficients and the induced free-carrier absorptions for wavelengths between 3μm and 5μm.
Keywords :
absorption coefficients; infrared spectra; multiphoton processes; nonlinear optics; optical variables measurement; optical waveguides; silicon compounds; CMOS-compatible silicon-germinum waveguides; SiGe; induced free-carrier absorptions; midinfrared spectra; multiphoton absorption coefficient extraction; nonlinear optical property measurement; wavelength 3 mum to 5 mum; Absorption; Nonlinear optics; Optical pulses; Optical waveguides; Photonics; Silicon; Silicon germanium;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
