Title :
Nonlinear beam propagation in tapered waveguides
Author :
Hayata, K. ; Misawa, A. ; Koshiba, M.
Author_Institution :
Dept. of Electron. Eng., Hokkaido Univ., Sapporo, Japan
fDate :
5/11/1989 12:00:00 AM
Abstract :
Intensity-dependent nonlinear beam propagation in tapered slab waveguide structures is solved by the step-by-step finite-element method. It is shown that the nonstationary propagation behaviour is significantly dependent not only on the tapered angle but also on the polarisation.
Keywords :
finite element analysis; guided light propagation; integrated optics; optical waveguide theory; FEA; FEM; finite-element method; integrated optics; intensity-dependent propagation; nonlinear beam propagation; nonstationary propagation behaviour; polarisation; slab waveguide structures; tapered angle; tapered waveguides;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19890447
