Inhomogeneous nonlinearity meets $\mathcal{P}\mathcal{T}$-symmetric Bragg structures: Route to ultra-low power steering and peculiar stable states

S. Sudhakar, S. Vignesh Raja, A. Govindarajan +2

In the context of $\mathcal{P}\mathcal{T}$-symmetric fiber Bragg gratings, tailoring the nonlinear profile along the propagation coordinate serves to be a new direction for realizing low-pow…