Metasurfaces have been continuously garnering attention in both scientific and industrial
fields, owing to their unprecedented wavefront manipulation capabilities using arranged …

Light detection and ranging (LiDAR) sensors enable precision sensing of an object in 3D.
LiDAR technology is widely used in metrology, environment monitoring, archaeology, and …

Metasurfaces have attracted great attention due to their ability to manipulate the phase,
amplitude, and polarization of light in a compact form. Tunable metasurfaces have been …

Optically variable devices (OVDs) are in tremendous demand as optical indicators against
the increasing threat of counterfeiting. Conventional OVDs are exposed to the danger of …

The piezoelectric properties of lead zirconate titanate [Pb (Zr, Ti) O3 or PZT] ceramics could
be enhanced by fabricating textured ceramics that would align the crystal grains along …

Metasurfaces, which offer a diverse range of functionalities in a remarkably compact size,
have captured the interest of both scientific and industrial sectors. However, their inherent …

Integrated-resonant units (IRUs), associating various meta-atoms, resonant modes, and
functionalities into one supercell, have been promising candidates for tailoring composite …

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

Optical beam steering is needed in many applications including, for example, LIDAR, optical
communications, laser machining, and 3D printing. Autonomous cars and drones need …

In this Perspective, we discuss the different opportunities offered by time-modulated
metasurfaces for dynamic wavefront engineering and space-time photonics. Efforts in …