We investigate the performance of a symmetrical two-dimensional electromagnetically
induced grating produced in a four-level N-type atomic scheme, which interacts with a weak …

We propose and analyze an efficient scheme for the coherent transfer of optical vortices in a
cold atomic ensemble with four-level double-Λ configuration. The orbital angular-momentum …

We propose a theoretical scheme for creating a two-dimensional Electromagnetically
Induced Grating in a three-level Λ-type atomic system interacting with a weak probe field …

We investigate the interaction of laser pulses carrying orbital angular momentum (OAM) with
a symmetry-broken ladder-type quantum coupling scheme involving three internal states. A …

We conduct theoretical and numerical studies of the performance of a 2D
electromagnetically induced grating in a 4-level quantum system, which is situated near a …

We study the effect of orbital angular momentum transfer between optical fields in a
semiconductor quantum well waveguide with four energy levels in a closed-loop …

We propose a procedure to achieve a complete energy conversion between laser pulses
carrying orbital angular momentum (OAM) in a cloud of cold atoms characterized by a …

We explore the spatial features of various orders of Fraunhofer diffraction patterns in a four-
level N-type atomic system. The system interacts with a weak probe light, a standing wave …

We study the interaction of laser pulses carrying orbital angular momentum (OAM) with
structural asymmetry quantum-dot molecules characterized by four energy levels. We …

A scheme for the control of double-ring perfect optical vortex (DR-POV) in a Landau-
quantized graphene is proposed. The orbital angular momentum is transferred from a …