Topological defects, a cornerstone in both quantum and classical physics, represent disruptions in an ordered system that are ...

Terahertz (THz) waves, situated between the microwave and infrared regions of the electromagnetic spectrum, have drawn ...

Terahertz (THz) waves, situated between the microwave and infrared regions of the electromagnetic spectrum, have drawn ...

BEIJING -- A Chinese research team has developed a novel terahertz wave polarization modulator that can be used in multiple ...

Liquid crystal (LC)-based Pacharatnam-Berry phase optical elements (PBOEs) (Fig. 1(a)) are a promising solution, offering an ultrathin form factor, high diffraction efficiency, polarization ...

Liquid crystal (LC)-based Pacharatnam-Berry phase optical elements (PBOEs) (Fig. 1(a)) are a promising solution, offering an ultrathin form factor, high diffraction efficiency, polarization ...

When patterned as diffractive lenses, LCPGs can provide non-mechanical control over beam divergence and variable focusing. These dynamic elements enable a range of applications, such as machine vision ...

Division of Electrical, Electronic, Informational Engineering, Graduate School of Engineering, Osaka University, 2-1 Yamada-oka, Suita, Osaka 565-0871, Japan ...

In a recent collaboration, Turbotech, Safran, and Air Liquide teamed up to validate the feasibility of using liquid hydrogen to power a turbine engine for light aircraft. Nearly a year ago to this ...

Everyone who buys washing up liquid is being urged to make a change in 2025 to help reduce the impact on our seas. Washing up liquid normally comes in a plastic bottle, and UK households go ...

The first is a layer of liquid crystals sandwiched between glass plates – similar to a conventional LCD but specially designed to rotate light polarization with high precision. The second component is ...