We put forward a model for trapping stable optical vortex solitons (VSs) with high topological
charges m. The cubic–quintic nonlinear medium with an imprinted ring-shaped modulation …

What we believe is a new scheme for producing semidiscrete self-trapped vortices (“swirling
photon droplets”) in photonic crystals with competing quadratic (χ^(2)) and self-defocusing …

This concise review summarizes recent advancements in theoretical studies of vortex
quantum droplets (VQDs) in matter-wave fields. These are robust self-trapped vortical states …

We report the composite vortex solitons of three-wave mixing propagate stably in a three-
dimensional (3D) quasi-phase-matched photonic crystals (QPM-PhC). The modulation of …

The derivation of new exact solutions for integrable systems has always been an open
problem in mathematical physics and engineering. In this paper, a large class of partial …

We present a methodology for the generation of stable vortex light bullets (LBs) in rotating
Quasi-Phase-Matched (QPM) photonic crystals with quadratic nonlinearity. The photonic …

Excited states (ESs) of two-and three-dimensional (2D and 3D) solitons of the semivortex
(SV) and mixed-mode (MM) types, supported by the interplay of the spin–orbit coupling …

We present an approach to generate stable vortex solitons (VSs) in rotating quasi-phase-
matched photonic crystals with quadratic nonlinearity. The photonic crystal is introduced with …

This paper addresses the modeling of optical systems with stochastic quadratic nonlinearity
for the first time, a novel and challenging research area within nonlinear optics. By …

We design a setup for generating stable vortex light bullets (LBs) in a rotating Quasi-Phase-
Matched (QPM) photonic crystal, exhibiting competing quadratic and cubic nonlinearity. The …