Strain-Engineered Photodetector for Silicon Photonics

Strainoptronics: First efficient 2D material photodetector for telecom wavelengths

Imaging Nanostructures with Aspherical Microlenses

New concept of ultralong working distance spectroscopy with 3D-printed aspherical microlenses

Non-Toxic and Stable Perovskite Solar Cells

An international collaboration has engineered a new hybrid perovskite material with promising efficiency and stability

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