Image Recognition in Nanoseconds

An ultra-fast image sensor with a built-in neural network can be trained to recognize certain objects

Nanoslits for Valleytronics

2D material can emit light with valley-dependent circular polarization

Quantum Light in Thin Layers

A very special kind of light is emitted by tungsten diselenide layers and now explained.

Polarization Switching for Excitonic Circuits

New method to control exciton flows at room temperature for energy-efficient devices

Optical Lenses out of 2D Materials

Ultrathin dielectric metalenses made of van der Waals materials

Metalens Enables Full-Color Imaging

First flat lens for focusing a large range of colors of any polarization to the same focal spot

Optical Signatures of 2D Materials

Theoretical methods to compute the maximum optical properties of 2D materials

Nano-Imaging of 2D Materials

First observation of intersubband transitions in 2D materials via scattering scanning near-field optical microscopy

New Solar Technology for the Energy Transition

Innovative materials for possible use as high-efficiency photovoltaic cells

Graphene-Based Light Detector

Graphene can detect light of almost any colour and gives an extremely fast electronic response