The growing maturity of nanofabrication has ushered massive sophisticated optical
structures available on a photonic chip. The integration of subwavelength-structured …

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 …

Digital optical holograms can achieve nanometre-scale resolution as a result of recent
advances in metasurface technologies. This has raised hopes for applications in data …

Optical encryption is a promising approach to protecting secret information owing to the
advantages of low-power consumption, parallel, high-speed, and multi-dimensional …

Vectorial holography has gained a lot of attention due to the promise of versatile polarization
control of structured light for enhanced optical security and multi-channel optical …

Monochromatic light can be characterized by its three fundamental properties: amplitude,
phase, and polarization. In this work, we propose a versatile, transmission-mode all …

Rapid progress in the development of metamaterials and metaphotonics allowed bulky
optical assemblies to be replaced with thin nanostructured films, often called metasurfaces …

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 …

Augmented reality (AR) display, which superimposes virtual images on ambient scene, can
visually blend the physical world and the digital world and thus opens a new vista for human …

Over the last two decades, the capabilities of metasurfaces in light modulation with
subwavelength thickness have been proven, and metasurfaces are expected to miniaturize …