Title :
Grating coupled low loss Ge-on-Si waveguides and multimode interferometers for the mid-infrared
Author :
Nedeljkovic, M. ; Soler Penades, J. ; Khokhar, A.Z. ; Mitchell, C.J. ; Stankovic, S. ; Dominguez Bucio, T. ; Littlejohns, C.G. ; Gardes, F.Y. ; Mashanovich, G.Z.
Author_Institution :
Optoelectron. Res. Centre, Univ. of Southampton, Southampton, UK
Abstract :
Germanium-on-silicon is a promising platform for planar photonics over the entire mid-infrared range. We report here grating coupled Ge-on-Si waveguides with record low losses of 0.6dB/cm, multimode interferometers and Mach-Zehnder interferometers.
Keywords :
Ge-Si alloys; Mach-Zehnder interferometers; diffraction gratings; infrared spectra; optical couplers; optical losses; optical waveguides; Ge-Si; Mach-Zehnder interferometers; grating coupled waveguides; low loss Ge-on-Si waveguides; mid-infrared range; multimode interferometers; planar photonics; Absorption; Decision support systems; Gratings; Interferometers; Optical variables measurement; Optical waveguides; Silicon;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2015
Conference_Location :
Los Angeles, CA
