Cylindrical vector beams and vortex beams, two types of typical singular optical beams
characterized by axially symmetric polarization and helical phase front, possess the unique …

In recent years, vortex beams with orbital angular momentum (OAM) have attracted more
and more attention. The wavefront of the OAM beams is helical, the intensity at the center of …

With the amplitude, time, wavelength/frequency, phase, and polarization/spin parameter
dimensions of the light wave/photon almost fully utilized in both classical and quantum …

Self-healing of light refers to the ability of a light field to recover its structure after being
damaged by a partial obstruction placed in its propagation path. Here, we will give a …

Polarization singularities are superpositions of orbital angular momentum (OAM) states in
orthogonal circular polarization basis. The intrinsic OAM of light beams arises due to the …

Optical orbital angular momentum (OAM) has become a hot research topic because of its
unique properties due to its spiral distribution of phases. The production and transmission of …

Polarization singularities are superpositions of orbital angular momentum (OAM) states in
orthogonal circular polarization basis. The intrinsic OAM of light beams arises due to the …

Vortex beams have attracted much attention in recent years due to unique features of the
phase or polarization singularity in the center part of beams. Various applications have been …

An all-fiber orbital angular momentum (OAM) mode generator enabling simultaneous
generation of the second-and the third-order OAM modes with conversion efficiencies larger …

The unique modal characteristics of ring core fibers (RCFs) potentially enable the
implementation of mode-division multiplexing (MDM) schemes that can increase optical data …