Vortex ring beams in nonlinear P T-symmetric systems

In this paper, we investigate a two-dimensional photonic array featuring a circular shape and an alternating gain and loss pattern. Our ...

Source: Optics Letters - April 3, 2024 Category: Physics Authors: Cristian Mej í a-Cort é s Jes ú s Mu ñ oz-Mu ñ oz Mario I. Molina Source Type: research