Self-assembled architectures of soft matter have fascinated scientists for centuries due to
their unique physical properties originated from controllable orientational and/or positional …

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 …

Principles of Adaptive Optics describes the foundations, principles, and applications of
adaptive optics (AO) and its enabling technologies. This leading textbook addresses the …

Topology is a universal concept that is encountered in daily life and is known to determine
many static and dynamical properties of matter. Taming and controlling the topology of …

Vector vortex beams (VVBs) have attracted significant attention in both classical and
quantum optics. Liquid crystal (LC), beyond its applications in information display, has …

Metasurfaces are ultrathin artificially engineered structures exquisitely designed to tailor the
wavefront, polarization, and amplitude of incident light, offering a versatile platform for …

Optical vortices are attracting much attention because of their applications in various fields of
optical processing, communications, enhanced imaging systems, and bio-inspired devices …

Topological defects in nematic liquid crystals are ubiquitous. The defects are important in
understanding the fundamental properties of the systems, as well as in practical …

The liquid crystalline phases of matter each possess distinct types of defects that have
drawn great interest in areas such as topology, self-assembly and material micropatterning …

Of late, generation of different kinds of optical vortex lattices has been gaining much
attention due to various applications. Several methods have been reported for the …