Structured light, especially beams carrying orbital angular momentum (OAM), has gained
much interest due to its unique amplitude and phase structures. In terms of communication …

Controlling the various degrees‐of‐freedom (DoFs) of structured light at both quantum and
classical levels is of paramount importance in optics. It is a conventional paradigm to treat …

Vector beams, and in particular vector vortex beams, have found many applications in recent
times, both as classical fields and as quantum states. While much attention has focused on …

Vector vortex beams are structured states of light that are nonseparable in their polarisation
and spatial mode, they are eigenmodes of free-space and many fiber systems, and have the …

The emergence of cylindrical vector beam (CVB) multiplexing has opened new avenues for
high-capacity optical communication. Although several configurations have been developed …

Quantum mechanics is now a mature topic dating back more than a century. During its
scientific development, it fostered many technological advances that now are integrated into …

Beams carrying orbital-angular-momentum (OAM) have gained much interest due to their
unique amplitude and phase structures. In terms of communication systems, each of the …

Spatial modes have received substantial attention over the last decades and are used in
optical communication applications. In fiber-optic communications, the employed linearly …

A tomographic measurement is a ubiquitous tool for estimating the properties of quantum
states, and its application is known as quantum state tomography (QST). The process …

Structured light, with spatially varying phase or polarization distributions, has given rise to
many novel applications in fields ranging from optical communication to laser-based …