metasurface

Breaking orbital symmetry—researchers achieve arbitrary control of light chirality

By Lisa McDonald / May 8, 2020

Controlling the chirality of light is important in many fundamental and applied studies. An international research collaboration designed and fabricated a metasurface that can control chirality by breaking the symmetry of light’s orbital angular momentum.

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Goodbye glass—optical lenses go 2D

By Lisa McDonald / November 30, 2018

Metalenses, a type of metasurface used for focusing light, could replace glass in cameras and imaging systems. Two recent studies advance this possibility.

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Other materials stories that may be of interest

By April Gocha / June 22, 2016

Developing new material for stronger 3-D printing, new approach to thermoelectric nanomaterials, and other materials stories that may be of interest for June 22, 2016.

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