Flexible Blue Vertical Micro LEDs

The blue GaN f-VLEDs achieved optical power density three times higher than that of lateral micro LEDs

Continuously Emitting Microlasers

A new energy-looping excitation mechanism in lanthanide-doped upconverting nanoparticles

New Tissue Shaped with Light

Use of optogenetics to reconstitute epithelial folding in embryonic Drosophila tissues

Silicon-Perovskite-Tandem-Cell With Record Efficiency

With a perovskite cell on top of a standard silicon-based cell an efficiency of 25.2% is obtained

Thin Silver-Films for Flexible Screens

Silver-based electrode films could be used for flexible touch displays, televisions and solar cells

New Way to Make Light Interact With Matter

Reducing the wavelength of light could allow it to be absorbed or emitted by a semiconductor

Capturing Light in a Waveguide Array

Topological crystalline structures confine light to improve lasers and solar cells

Squeezing Light into Nanoscale Devices

Nanolight travels along the surface of graphene for many tens of microns without scattering

OLEDs Become Brighter and More Durable

Functional layers allow a more stable molecular conformation in disordered solids

Processing Glass Like a Polymer

The new material can be milled, turned, laser-machined, or processed in CNC machines