Dramatic Increase in Solar Cell Output

Collecting two electrons from each photon could break through theoretical solar-cell efficiency limit

OLED with Only One Single Layer

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

Microring Resonator with the Highest Quality Factor

The new high-quality photonic device is based on amorphous silicon carbide

Green Light from 2D Lead Halide Perovskites

New approach resolves mystery and offers new path for light-emitting and other devices

Photovoltaic Nanotubes

Novel kind of nanotube could improve solar power and imaging technology

A Hybrid Consisting of Light and Matter

Stacked two-dimensional materials open up new possibilities in the world of nanophotonics

Nanolasers on Silicon

Tiny light-emitting nanolasers can be integrated into silicon chip design

Laser Experiment Reveals Efficiency Loss of Photocathodes

For copper oxide losses hardly occur at the interfaces with platinum, but instead in the crystal itself

World’s First Ultrafast All-Optical Room Temperature Transistor

By making use of polaritons in semiconductor microcavities, all-optical transistor functionality was observed

A Perfect Gain Medium for Lasers

Weyl semimetals could suppress Auger recombinations for new types of long-wavelength lasers