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.

Metasurfaces are two-dimensional (2D), nanoengineered surfaces that interact strongly with electromagnetic waves and can control light with remarkable precision. These ultra-thin layers can be used to ...

Researcher have created a bilayer metasurface made of two stacked layers of titanium dioxide nanostructures, opening new possibilities for structuring light. (Nanowerk News) Almost a decade ago, ...

New research shows that metasurfaces could be used as strong linear quantum optical networks This approach could eliminate the need for waveguides and other conventional optical components Graph ...

Scanning electron microscopy image of a silica metasurface fabricated at University of Lisbon, with no visible imperfections and tall, cylindrical nanopillars. Harvard SEAS researchers have found that ...

An unexpected discovery in a Harvard lab has led to a breakthrough insight into choosing an unconventional material, silica, to make optical metasurfaces – ultra-thin, flat structures that control ...

Researchers created an ultra-thin optical array that controls photons like bulky quantum devices, offering a scalable path to room-temperature quantum photonics. (Nanowerk News) In the race toward ...