Title :
Theoretical investigation of a vertically asymmetric photonic crystal slab
Author :
Tanaka, Y. ; Asano, T. ; Akahane, Y. ; Song, B.S. ; Noda, S.
Author_Institution :
Dept. of Electron. Sci. & Eng., Kyoto Univ., Japan
Abstract :
The effects of vertical structural asymmetries in two-dimensional photonic crystal slab waveguides are investigated. It is shown that coupling between TE-like and TM-like modes occurs, which results in large propagation losses.
Keywords :
coupled mode analysis; integrated optics; optical losses; optical waveguide theory; photonic crystals; TE-like mode; TM-like mode; photonic crystal slab waveguides; propagation losses; vertical structural asymmetries; vertically asymmetric photonic crystal slab; Finite difference methods; Frequency; Industrial electronics; Laboratories; Optical waveguide theory; Optical waveguides; Photonic band gap; Photonic crystals; Propagation losses; Slabs;
Conference_Titel :
Lasers and Electro-Optics, 2003. CLEO/Pacific Rim 2003. The 5th Pacific Rim Conference on
Print_ISBN :
0-7803-7766-4
DOI :
10.1109/CLEOPR.2003.1276958
