Refraction in 2D Materials

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

How Photons Behave Like Electrons

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

Flat Lens for a Wide Field of View

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

Improving Metalenses with Liquid Crystals

Improved optics by combining nanostructured metasurfaces with liquid crystal technology

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

Getting a Grip on Near-Field Light

New approach for particle manipulation, high resolution microscopy and communications

An Ultra-Thin Terahertz Metalens

The new collimator made of a metasurface has an extremely high refractive index and low reflectance

Metalenses with Integrated Liquid Crystals

New combination achieves achromatic and chromatic focusing with a single metalens