Title :
Critical coupling and flat-band engineering in multimode photonic crystal waveguides
Author :
Khayam, O. ; Benisty, H. ; Kurt, H. ; Cambournac, C.
Author_Institution :
Lab. Charles Fabry de l´´Inst. d´´Opt., Univ. Paris-Sud, Palaiseau
Abstract :
We show that flatbands can be tailored in a multimode photonic crystal waveguide by tuning the modal interaction strength to achieve the critical coupling regime. This is physically accomplished by elliptic holes in the cladding.
Keywords :
integrated optics; optical couplers; optical waveguides; photonic crystals; slow light; cladding; critical coupling; elliptic holes; flat-band engineering; modal interaction strength; multimode waveguides; photonic crystal waveguides; slow light; Dispersion; Environmental economics; Lattices; Optical coupling; Optical waveguides; Photonic crystals; Shape; Slow light; Tuning; Waveguide theory; coupled mode theory; photonic crystal waveguide; slow light;
Conference_Titel :
IEEE Lasers and Electro-Optics Society, 2008. LEOS 2008. 21st Annual Meeting of the
Conference_Location :
Acapulco
Print_ISBN :
978-1-4244-1931-9
Electronic_ISBN :
978-1-4244-1932-6
DOI :
10.1109/LEOS.2008.4688870
