Coupled-mode equations for nonlinear directional couplers
- 20 May 1990
- journal article
- Published by Optica Publishing Group in Applied Optics
- Vol. 29 (15) , 2216-2217
- https://doi.org/10.1364/ao.29.002216
Abstract
We point out some inconsistencies in the usual coupledmode formulation employed to model the nonlinear behavior of symmetric directional couplers. In particular, we show that special care is required when neglecting some of the nonlinear terms in the equations.Keywords
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