Recent years have witnessed promising artificial intelligence (AI) applications in many
disciplines, including optics, engineering, medicine, economics, and education. In particular …

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 …

Efficient and flexible manipulation of terahertz (THz) polarization in a broadband manner
using metasurfaces has attracted continuous attention in recent years. Previous studies …

In order to harness the capabilities of terahertz waves, various metasurface-based functional
devices have been developed recently. However, due to the limited usage of systematic …

Circular polarizers that selectively transmit only one handedness of circular polarization are
useful for imaging and wireless communications. Conventional circular polarizers involve …

Recent developments in the field of terahertz (THz) subwavelength structures have inspired
novel discoveries and innovations involving the use of multidimensional materials in fields …

In this article, we experimentally demonstrate a bifunctional terahertz (THz) metasurface that
can achieve broadband linear-to-circular polarization conversion (LCPC) and linear …

The electromagnetic wave in the terahertz region shows many promising characteristics,
such as non-ionization,“fingerprint” spectrum, sensitivity to weak resonance, strong …

In this article, a novel and high-efficiency dual-wideband linear-to-circular polarization
conversion based on a rectangular-slot reflective metasurface is anticipated, one that can …

Planar metasurface-based quarter wave plates (QWPs) have significant advantages over
conventional devices in terms of compactness, flexibility, and simplicity of manufacture; …