Light for the Nanoworld

Placing light sources in atomically thin material layers with an accuracy of just a few nanometers

Free Photons for Efficient White OLEDs

Integrating special nanostructures into white OLEDs, an external quantum efficiency of up to 76.3% can be achieved

Perovskites for Light-Emitting Diodes

New guidelines on fabricating high-quality perovskite light emitters, and consequently high-efficiency perovskite LEDs

Photonic Waveguide Connects Quantum Dots

Quantum dots emit single photons with precisely the same color

Terahertz Lasers Become Hot

First realization of a terahertz quantum cascade laser operating without cryogenic cooling

OLED with Only One Single Layer

New approach simplifies the production of OLEDs and paves the way for printable displays

Ultrafast Electron-Phonon Interactions

New kind of spectroscopy can be used for the analysis of ultrafast spin flip processes in novel quantum materials

Laser Pulses Shaped Like a Corkscrew

Simulations show how to use these corkscrew shaped laser pulses to do cutting-edge research

Mechanical Oscillator Produces Entangled Radiation

New prototype could serve as a link to connect quantum computers

Self-Torque – A New Property of Light

Generation of optical vortices in the EUV by adjusting the temporal separation of two infrared vortex beams