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 …

Optical metamaterials have presented an innovative method of manipulating light.
Hyperbolic metamaterials have an extremely high anisotropy with a hyperbolic dispersion …

Structured light (SL)-based depth-sensing technology illuminates the objects with an array of
dots, and backscattered light is monitored to extract three-dimensional information …

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 …

The rapid detection of biological and chemical substances in real time is particularly
important for public health and environmental monitoring and in the military sector. If the …

Futuristic holographic displays will essentially require broadband chiro‐optical effects for
medical imaging, virtual reality, smart security, and optical encryption. However …

During the past few years, metasurfaces have been used to demonstrate optical elements
and systems with capabilities that surpass those of conventional diffractive optics. Here, we …

Polarization optics plays a pivotal role in diffractive, refractive, and emerging flat optics, and
has been widely employed in contemporary optical industries and daily life. Advanced …

Flat optics, realized by the artificially created 2D material platform called optical
metasurfaces, is currently undergoing a science‐to‐technology transition. However,“real …

The original Kerker effect was introduced for a hypothetical magnetic sphere, and initially it
did not attract much attention due to a lack of magnetic materials required. Rejuvenated by …