In this roadmap article, we have focused on the most recent advances in terahertz (THz)
imaging with particular attention paid to the optimization and miniaturization of the THz …

Abstract Information security is of great importance in every aspect of life, spawning
numerous modern cryptographic strategies to protect data from stealing and deciphering …

In recent years, there has been notable advancement in programmable metasurfaces,
primarily attributed to their cost-effectiveness and capacity to manipulate electromagnetic …

Metasurfaces hold great promise for terahertz (THz) chiral-optical devices. Here, we
proposed a chiral THz metasurface with quasi-bound state in the continuum (BIC) for …

Abstract Hermite–Gaussian (HG) beams, corresponding to high‐order transverse modes,
reveal a great potential in the space division multiplexing in optical and wireless …

In the past few years, analog computing has experienced rapid development but mostly for a
single function. Motivated by parallel space-time computing and miniaturization, we show …

Digital metasurfaces have opened unprecedented ways to accomplish novel
electromagnetic devices thanks to their simple manipulation of electromagnetic waves …

Reconfigurable intelligent surfaces (RIS) are positioned as one of the key enabling
technologies for 6G networks as they can provide ubiquitous coverage for areas with …

Recently, traditional tunable coding metasurfaces integrated with active components or
materials have exhibited not only many functionalities, but also reconfigurable responses …

This paper presents a linear polarization metasurface converter with arbitrary polarization
rotating angle and stable oblique incident response, which is based on the concept of linear …