Planar optical elements that can manipulate the multidimensional physical parameters of
light efficiently and compactly are highly sought after in modern optics and nanophotonics. In …

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

The orbital angular momentum (OAM) of beams provides a new dimension, and have
already found lots of applications in various domains. Among such applications, the …

As an inherent degree of freedom, total angular momentum (TAM) of photons consisting of
spin angular momentum and orbital angular momentum has inspired many advanced …

In this work we investigate quantum-enhanced target detection in the presence of large
background noise using multidimensional quantum correlations between photon pairs …

The optical rotational Doppler effect (RDE) is closely related to the unique orbital angular
momentum (OAM) carried by optical vortex, whose topological charge means the mode of …

Optical fiber links and networks are integral components within and between cities'
communication infrastructures. Implementing quantum cryptographic protocols on either …

A large number of applications in classical and quantum photonics require the capability of
implementing arbitrary linear unitary transformations on a set of optical modes. In a seminal …

In this work, we explore the feasibility of performing satellite-to-earth quantum key
distribution (QKD) using the orbital angular momentum (OAM) of light. Because of the …

The transverse structure of light is recognized as a resource that can be used to encode
information onto photons and has been shown to be useful to enhance communication …