Search results for metasurface

Space Exploration Apr 22, 2026

Light-powered propulsion expands space exploration possibilities

Reaching the nearest star system, Alpha Centauri, would take hundreds of thousands of years using current rocket propulsion technology. Researchers in the J. Mike Walker '66 Department of Mechanical Engineering at Texas A&M ...

Optics & Photonics Apr 19, 2026

Generalized optical meta-spanners empower arbitrary light paths for multitasking optical manipulation

Have you ever wished to drive microscopic matter along an arbitrarily tailored trajectory instead of just a circle? That's exactly what we set out to achieve.

Optics & Photonics Apr 18, 2026

Flat optics move toward market with 300-per-second metalens production

A collaborative research group has developed a fully automated roll-to-roll manufacturing platform capable of producing large-area visible metalenses at a rate of 300 units per second, marking a major breakthrough in translating ...

Optics & Photonics Apr 15, 2026

Why this single-chip LED advance could shrink AR glasses and boost quantum links

Researchers at The University of Osaka, in collaboration with ULVAC, Inc. and Ritsumeikan University, have developed a new LED structure that generates circularly polarized light from a single chip. By combining a semipolar ...

Optics & Photonics Apr 10, 2026

Scientists turn 'mess' into breakthrough: Chaotic design unlocks next-generation optical devices

Researchers from the Monash University School of Physics and Astronomy have flipped a long-held assumption in optics, showing that deliberately introducing controlled disorder into ultra-thin optical devices can dramatically ...

Optics & Photonics Apr 9, 2026

Megawatt structured light arrives with 3,070 optical vortices in one array

Optical vortices—light beams carrying orbital angular momentum (OAM)—are characterized by helical wavefronts and phase singularities. While they have been widely studied in recent decades, two fundamental limitations have ...

Optics & Photonics Mar 31, 2026

Chiral metasurfaces guide twisted light into free space

Light can carry angular momentum in two distinct ways. One comes from polarization, which describes how the electric field rotates. The other comes from the shape of the wavefront itself, which can twist like a corkscrew ...

Optics & Photonics Mar 26, 2026

Tiny LED design could power next-generation technology

From 3D movie screens to augmented-reality devices, many modern technologies rely on our ability to manipulate light. Doing so in a cost-effective and efficient way, however, is often a formidable task. In an article published ...

General Physics Mar 10, 2026

Study shows spiral sound can shift sideways

A new University of Mississippi study shows that some sound waves don't just move forward—they also move slightly to the side. Understanding this movement could help researchers develop more precise acoustic tools. Likun ...

Optics & Photonics Mar 4, 2026

Trapping light on thermal photodetectors shatters speed records

Electrical engineers at Duke University have demonstrated the fastest pyroelectric photodetector to date, which works by absorbing heat generated by incoming light. Capable of capturing light from the entire electromagnetic ...

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