Optical vortex beams, characterized by their helical phase fronts and orbital angular momentum (OAM), are pivotal in applications such as high-capacity communication, optical manipulation, and quantum ...

THz technology has found several applications in the field of wireless communication 1,2, industrial quality control 3,4, biomedical imaging 5, and spectroscopy 6,7. However, harnessing its full ...

Optical wireless communication (OWC) is a promising technology for sixth-generation (6 G) mobile networks. Establishing high-quality optical links over large deflection angles is crucial for improving ...

EurekAlert! - Metasurfaces, ultra-compact optical devices capable of "precisely manipulating light," have shown great potential in augmented reality (AR) glasses, holographic projection, biosensing, ...