Nonlinear directional coherent couplers are analyzed by using the beam-propagation method. The nonlinear media are modeled by using a saturable two-level system response. Coupler structures and excitation conditions to which the coupled-mode approach is not readily applicable are treated.
|Original language||English (US)|
|Number of pages||5|
|Journal||Journal of the Optical Society of America B: Optical Physics|
|State||Published - Feb 1988|
ASJC Scopus subject areas
- Statistical and Nonlinear Physics
- Atomic and Molecular Physics, and Optics