Optical trap** describes the interaction between light and matter to manipulate micro-
objects through momentum transfer. In the case of 3D trap** with a single beam, this is …

Optical tweezers and associated manipulation tools in the far field have had a major impact
on scientific and engineering research by offering precise manipulation of small objects …

The term Poincaré beam, which describes the space-variant polarization of a light beam
carrying spin angular momentum (SAM) and orbital angular momentum (OAM), plays an …

Vector vortex beams (VVBs) possess ubiquitous applications from particle trap** to
quantum information. Recently, the bulky optical devices for generating VVBs have been …

The pace of innovations in the field of optical trap** has ramped up in the past couple of
years. The implementation of structured light, leading to groundbreaking inventions such as …

Diffraction is a phenomenon related to the wave nature of light and arises when a
propagating wave comes across an obstacle. Consequently, the wave can be transformed in …

Perfect vector vortex beams (PVVBs) have attracted considerable interest due to their
peculiar optical features. PVVBs are typically generated through the superposition of perfect …

We derive a mathematical description of a perfect vortex beam as the Fourier transformation
of a Bessel beam. Building on this development, we experimentally generate Bessel–Gauss …

Axicon is a versatile optical element for forming a zero-order Bessel beam, including high-
power laser radiation schemes. Nevertheless, it has drawbacks such as the produced …

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 …