Title :
Variational approach to nonlinear waveguides-Gaussian approximations
Author :
Sammut, R.A. ; Pask, C.
Author_Institution :
Dept. of Math., New South Wales Univ., Canberra, Australia
fDate :
7/19/1990 12:00:00 AM
Abstract :
Gaussian and equivalent step index approximations have been very useful for characterising linear waveguides. A variational approach can be used to derive similar, very accurate approximations for nonlinear propagation in both planar and circular waveguides.
Keywords :
circular waveguides; variational techniques; waveguide theory; Gaussian approximations; accurate approximations; circular waveguides; equivalent step index approximations; nonlinear propagation; nonlinear waveguides; planar waveguides;
Journal_Title :
Electronics Letters
DOI :
10.1049/el:19900731
