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

Artificial intelligence speeds metasurface design from unit cells to full optical systems, enabling compact imaging, AR and VR displays and advanced LiDAR. (Nanowerk News) Optical metasurfaces, with ...

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 ...

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 ...

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

A new single-layer chiral metasurface detects circularly polarized light efficiently, offering a compact, high-performance alternative to bulky optical systems. (Nanowerk News) Detecting circularly ...

In the race toward practical quantum computers and networks, photons—fundamental particles of light—hold intriguing possibilities as fast carriers of information at room temperature. Subscribe to our ...

Researchers have designed and demonstrated a new optical component that could significantly enhance the brightness and image quality of augmented reality (AR) glasses. The advance brings AR glasses a ...

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

Advisor Hualiang Zhang, Department of Electrical & Computer Engineering, University of Massachusetts Lowell Anhar Bhuiyan, Assistant Professor, Department of Electrical & Computer ...