Figure 1
From: Moving Bragg grating solitons in a semilinear dual-core system with dispersive reflectivity

Schematic diagram of a semilinear dual-core system where a nonlinear core with a Bragg grating is coupled with a linear one.
From: Moving Bragg grating solitons in a semilinear dual-core system with dispersive reflectivity

Schematic diagram of a semilinear dual-core system where a nonlinear core with a Bragg grating is coupled with a linear one.