Fifth generation (5G) mobile communication systems have entered the stage of commercial
deployment, providing users with new services, improved user experiences as well as a host …

With rapid advances in high-speed communication and computation, augmented reality
(AR) and virtual reality (VR) are emerging as next-generation display platforms for deeper …

Artificial intelligence (AI) coupled with promising machine learning (ML) techniques well
known from computer science is broadly affecting many aspects of various fields including …

Reconfigurable intelligent surfaces (RISs) are an emerging transmission technology for
application to wireless communications. RISs can be realized in different ways, which …

The future of mobile communications looks exciting with the potential new use cases and
challenging requirements of future 6th generation (6G) and beyond wireless networks. Since …

Thirty years ago, Coullet et al. proposed that a special optical field exists in laser cavities
bearing some analogy with the superfluid vortex. Since then, optical vortices have been …

Gold nanorods (NRs), pseudo-one-dimensional rod-shaped nanoparticles (NPs), have
become one of the burgeoning materials in the recent years due to their anisotropic shape …

Future wireless networks are expected to constitute a distributed intelligent wireless
communications, sensing, and computing platform, which will have the challenging …

Digital optical holograms can achieve nanometre-scale resolution as a result of recent
advances in metasurface technologies. This has raised hopes for applications in data …

The growing maturity of nanofabrication has ushered massive sophisticated optical
structures available on a photonic chip. The integration of subwavelength-structured …