First Electrically-Driven Topological Laser

Prototype has the ability to route light particles around corners

Photonic Circuits for UV to IR

Ultra-wideband photonic waveguide platforms based on wide bandgap semiconductors

Nanoslits for Valleytronics

2D material can emit light with valley-dependent circular polarization

A Perfect Solar Energy Absorber

A laser treated tungsten selective solar absorber exhibits excellent performance as a high-temperature solar receiver

Moiré Effect for Transparent Images

A new material combines transparent properties with the moiré effect to produce images

World Record for Perovskite Silicon Tandem Solar Cells

A german tandem solar cell converts 29.15 per cent of the incident light into electrical energy

Controlling Infrared Light with Phase-Change Materials

New method could impact devices used in imaging and machine learning

Laser Diode Emits Deep UV Light

A new laser diode emits the shortest-wavelength ultraviolet light to-date with many potential applications

Trapping Light in Nanoresonators

New opportunities for subwavelength optics and nanophotonics – including compact sensors and night vision devices

New Kind of Colloidal Quantum Dot Photodetectors

Intraband absorption and photodetection in heavily doped PbS colloidal quantum dots in the 5–9 μm range