Localized modes in mini-gaps opened by periodically modulated intersite coupling in two-dimensional nonlinear lattices

Goran Gligorić, Aleksandra Maluckov, Ljupčo Hadžievski +1

Spatially periodic modulation of the intersite coupling in two-dimensional (2D) nonlinear lattices modifies the eigenvalue spectrum by opening mini-gaps in it. This work aims to bu…