Orbital angular momentum (OAM), which describes tailoring the spatial physical dimension
of light waves into a helical phase structure, has given rise to many applications in optical …

This article reviews recent progress leading to the generation of optical vortex beams. After
introducing the basics of optical vortex beams and their promising applications, we …

An optical vortex having an isolated point singularity is associated with the spatial structure
of light waves. A polarization vortex (vector beam) with a polarization singularity has …

Time, polarization, and wavelength multiplexing schemes have been used to satisfy the
growing need of transmission capacity. Using space as a new dimension for communication …

The complete description of a continuous-wave light field includes its four fundamental
properties: wavelength, polarization, phase and amplitude. However, the simultaneous …

Optical vortices carrying orbital angular momentum (OAM) have attracted increasing interest
in recent years. Optical vortices have seen a variety of emerging applications in optical …

Orbital angular momentum (OAM) modes, having unique properties of a helical phase
structure and doughnut intensity profile, have been widely studied in fiber-optic …

Angular momentum, a fundamental physical quantity, can be divided into spin angular
momentum (SAM) and orbital angular momentum (OAM) in electromagnetic waves. Helically …

Light with helical phase wavefront carries orbital angular momentum, a unique feature
widening the horizon of optical imaging applicability. Here, we take particular interest in the …

Tailored complex optical fields, may find applications in optical manipulation, imaging,
microscopy, quantum information processing, and optical communications. Here, we focus …