We demonstrate a broadband near-100%-efficiency ultrathin metasurface operating at
microwave and millimeter-wave frequencies. We develop and employ two orthogonally …

Extreme impedance mismatch causes sound insulation at water–air interfaces, limiting
numerous cross‐media applications such as ocean‐air wireless acoustic communication …

Transmissive and reflective metasurfaces have been extensively studied for generating an
orbital angular momentum (OAM)-carrying beam. However, the existing OAM generators …

Metasurface holographic encryption, as an emerging and highly promising technique,
presents the advantages of multi‐dimension and high security and consequently provides a …

Reprogrammable metasurfaces, which establish a fascinating bridge between physical and
information domains, can dynamically control electromagnetic (EM) waves in real time and …

Full-space metasurfaces exhibit considerable capacities in the fields of electromagnetic
wave-front tailoring due to their functional and spatial integration, and extensive applications …

Water, the source of life, is a more abundant, low‐cost, and environment‐friendly candidate
material for tunable meta‐devices compared to conventional approaches in the microwave …

Reconfigurable intelligent surface‐assisted wireless networks have been proposed to
overcome the current technical issues in fifth‐generation (5G) wireless communication …

Metasurface holography has aroused immense interest in producing holographic images
with high quality, higher-order diffraction-free, and large viewing angles by using a planar …

Reconfigurable metasurfaces have attracted a deal of attention owing to their multifunctional
and dynamic electromagnetic (EM) manipulation properties. However, most of the previous …