Metasurfaces for High Contrast Imaging

New method works as a 2D differentiator with the 2D edge detection covering all the visible frequencies

How Photons Behave Like Electrons

A new technique to create tuneable artificial magnetic fields, which enable photons to mimic the dynamics of charged particles

Improving Metalenses with Liquid Crystals

Improved optics by combining nanostructured metasurfaces with liquid crystal technology

Valley-Hall Nanoscale Lasers

Room-temperature low-threshold lasing from a cavity mode hosted within the topological bandgap of a nanostructure

An Ultrathin Flat Lens with a Broad Bandwidth

A fishnet-achromatic-metalens captures 70% of incoming light in frequencies ranging from 640 nanometers to 1200 nanometers

Metasurfaces for Ultrathin Camera Lenses

A new device can focus light just like a normal camera lens, but it is thousands of times thinner and can be flexible

Metasurface Opens World of Polarization

New device may have far-reaching applications in polarization imaging and quantum optics

From Dark to Light in a Flash

An optical transmission modulation contrast achieved by controlling the light scattering interfaces on non-periodic 2D surface structures

World’s First Super-Chiral Light

Laser opens up a new world of applications using optical control of physical objects.

Metasurfaces Correct Color Blindness

New type of contact lenses to correct deuteranomaly, a form of red-green color blindness