2 papers
physics.optics2024
Vortex ring beams in nonlinear -symmetric systems
Cristian MejÃa-Cortés, Jesús Muñoz-Muñoz, Mario I. Molina
In this paper, we investigate a two-dimensional photonic array featuring a circular shape and an alternating gain and loss pattern. Our analysis revolves around determining the pre…
cond-mat.dis-nn2024
Transmission across a ribbon containing a square PT impurity
Cristian MejÃa-Cortés, Mario I. Molina
We study the spectrum and transmission coefficient of plane waves propagating along square ribbons of varying widths, containing a square-shaped, PT-symmetric impurity region. We s…