Refraction in 2D Materials

New effect could aid 3D displays, virtual reality, self-driving vehicles

Flat Lens for a Wide Field of View

The metalens consists of a single nanometric layer of silicon on arrays of nanoposts

An MOF-Based Multicolor Single-Mode Microlaser

New device to achieve up to three-wavelength single-mode polarized lasing in green, red and NIR

Improving Metalenses with Liquid Crystals

Improved optics by combining nanostructured metasurfaces with liquid crystal technology

When Skyscrapers Catch the Light

Transparent solar panels on windows could take a bite out of a building’s electricity needs

New Lens for High Resolution Imaging

An innovative method to fabricate high performance lenses in monolayer two dimensional transitional metal dichalcogenide material

Topological Photonics in Fractal Lattices

A fractal photonic crystal consists of evanescently coupled helical waveguides

Valley-Hall Nanoscale Lasers

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

New Solar Cells for Space

Perovskite and organic solar cells prove successful on a rocket flight in space

Using Air to Amplify Light

A new technology to amplify light in the latest hollow-core optical fibers