In past decades, terahertz radiation, which locates between microwave and far‐infrared light
in the electromagnetic spectrum, has attracted more and more attention. Various passive …

Advancements in micro/nanofabrication have enabled the realization of practical
micro/nanoscale photonic devices such as absorbers, solar cells, metalenses, and …

The development of terahertz integrated circuits is vital for realizing sixth-generation (6G)
wireless communication, high-speed on-chip interconnects, high-resolution imaging, on …

The topological phase revolutionized wave transport, enabling integrated photonic
interconnects with sharp light bending on a chip. However, the persistent challenge of …

A double-layer lens consists of a first gradient-index/geodesic profile in an upper
waveguide, partially surrounded by a mirror that reflects the wave into a lower guide where …

geodesic-lenses are a compelling alternative to traditional planar dielectric lens antennas,
as they are low loss and can be manufactured with a simple mechanical design. However, a …

Recent advances in silicon (Si) microphotonics have enabled novel devices for the terahertz
(THz) range based on dielectric waveguides. In the past couple of years, dielectric …

Free-space transmission of terahertz (THz) waves opens great opportunities for wireless
applications including sensing and communication in the 6G era and beyond. Owing to their …

A practical approach to realize substrateless, unclad, micro-scale intrinsic silicon
waveguides for the terahertz range is presented. The waveguides are monolithically …

Terahertz (THz) systems open up the possibility of new applications of electromagnetic
waves. Enormous bandwidths up to several terahertz enable the development of powerful …