A new LED design uses a built-in nanoscale metasurface to emit circularly polarized light directly, eliminating bulky optics ...

A new programmable metasurface performs dynamic beamforming and radar cross-section reduction across five frequency bands in ...

From 3D movie screens to augmented-reality devices, many modern technologies rely on our ability to manipulate light. Doing ...

Electromagnetic (EM) wave front modulation has important significance in both scientific researches and industrial applications. However, conventional dielectric materials have limited choices of ...

Controlling both the state and degree of polarization of light is a long-standing challenge in optics. While metasurfaces offer compact, high-resolution control over wavefronts, most existing designs ...

New research explores silicon nanorods in metasurfaces for polarization holographic encryption, addressing image recovery and ...

Physicists in China have demonstrated that a structure called an optical metasurface can individually trap up to 78,400 ...

A team of researchers at Penn State have devised a new, streamlined approach to designing metasurfaces, a class of engineered materials that can manipulate light and other forms of electromagnetic ...

A new ultrathin photodetector captures light across the full spectrum in just 125 picoseconds, opening the door to faster, ...

A project at Pennsylvania State University (Penn State) has developed a metasurface intended to extract polarimetric imaging data more rapidly and cost effectively than current methods. Described in ...