The rapid development of additive manufacturing has fueled a revolution in various research
fields and industrial applications. Among the myriad of advanced 3D printing techniques …

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

Holography has been identified as a vital platform for three-dimensional displays, optical
encryption, microscopy and artificial intelligence through different physical dimensions …

Secret sharing is a well-established cryptographic primitive for storing highly sensitive
information like encryption keys for encoded data. It describes the problem of splitting a …

Microfluidics has become a mature technology, providing an excellent toolbox for the
handling and manipulation of fluid samples, suspended cells, and particles. About 30 years …

Metasurfaces provide a compact and powerful platform for manipulating the fundamental
properties of light, and have shown unprecedented capabilities in both optical holographic …

Abstract 3D photonic crystals (PCs) have attracted extensive attention due to their unique
optical properties. However, fabricating 3D PCs structure by 3D printing colloidal particles is …

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 …

The Jones matrix is a useful tool to deal with polarization problems, and its number of
degrees of freedom (DOFs) that can be manipulated represents its polarization-controlled …