A new type of hologram technology has been developed that uses the motion of light as a key, revealing information only under specific conditions. This is gaining attention as a novel approach that ...

The terahertz (THz) band of the electromagnetic spectrum holds immense promise for next-generation technologies, including high-speed wireless communication, advanced encryption, and medical imaging.

Researchers have overcome the limitations of existing metasurface technologies and successfully designed a Janus metasurface capable of perfectly controlling asymmetric light transmission. Metasurface ...

Holography-the science of recording and reconstructing light fields-has long been central to imaging, data storage, and encryption. Traditional holographic systems, however, rely on bulky optical ...

A new publication from Opto-Electronic Advances, 10.29026/oea.2024.230108 discuss dynamic interactive bitwise meta-holography with ultra-high computational and display frame rates. Computer-Generated ...

A chip smaller than one square millimeter stores 160 holographic images at arbitrary 3D coordinates, with each spatial location functioning as an encryption key. (Nanowerk Spotlight) Most storage ...

Researchers created a new optoelectronic device from the combined use of Holographic Metasurfaces (HMs) and OLEDs.

New technology that uses light's color and spin to display multiple images. From smartphones and TVs to credit cards, technologies that manipulate light are deeply embedded in our daily lives, many of ...

(Nanowerk News) Metasurface technology is an advanced optical technology that is thinner, lighter, and capable of precisely controlling light through nanometer-sized artificial structures compared to ...