Title :
Broadband surface emitting multilayers for visible lasers and wavelength division demultiplexers
Author :
Normandin, R. ; Létourneau, S. ; Williams, R.L. ; Chatenoud, F.
Author_Institution :
Optoelectron. Devices & Solid State Optoelectron. Consortium, Nat. Res. Council of Canada, Ottawa, Ont., Canada
Abstract :
Nonperiodic modifications in the position and refractive index values of the multilayer are shown to yield large enhancements over the complete visible spectrum instead of at a single wavelength. A demonstration of large bandwidth WDM demultiplexers and spectrometers is presented.
Keywords :
frequency division multiplexing; multiplexing equipment; nonlinear optics; optical communication equipment; optical waveguides; semiconductor junction lasers; spectrometers; WDM; broadband surface emitting multilayers; nonperiodic modifications; refractive index values; semiconductor lasers; spectrometers; visible lasers; waveguide structure; wavelength division demultiplexers;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19910083
