How to Double the Efficiency of OLEDs

Organic electronics benefits from a new class of double-doped polymers

Programming Light on a Chip

New approach for photonic quantum information processing and optical signal processing

Polarization Switching for Excitonic Circuits

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

Perovskite Solar Cell Achieves 28% Efficiency

Technology leader’s solar cell exceeds highest ever performing single-junction silicon solar cell

A Nanolaser Shines in All Directions

Irregularities in the materials of the laser are responsible for the omnidirectional light emission

Self-Assembling for Efficient Perovskite Solar Cells

With this new method extremely low material consumption is achieved

Efficiency Record for Perovskite LEDs

The perovskite layer in the LEDs shows close to 100% internal luminescence efficiency

Optical Communication with Perovskites

Optimized and stable high‐performance photodetectors are based on all‐inorganic cesium lead halide perovskite

Topological Insulators for Optoelectronics

An exciton-polariton topological insulator made of coupled semiconductor microcavities

Full Color Perovskite LEDs

LED emits red when it is rich in iodine, green when it is rich in bromine, and blue when it is rich in chlorine