A new tool for enhancing the entire spectrum of optical second-order nonlinear processes in nanostructured materials.

New strategy to deliver thousands of nanolasers with multiple wavelengths on the same substrat.

Possible applications in optical communication, sensing, and imaging, where the directionality of the emissions is crucial.

New perovskite waveguides show an edge lasing effect.

New microscopy method visualizes nanostructures and their optical properties.

Chemical switch and projector make any polymer a reusable 3D canvas.

Infrared imaging by nonlinear up-conversion to the visible in an ultracompact lithium niobate resonant metasurface.

Smaller than a coin, this optical device could enable rapid prototyping on the go.