Probing semiconductor crystals with a sphere of light

Researchers have developed a technique using a hollow sphere to measure the electronic and optical properties of large semiconducting crystals. The approach improves on current photoluminescence spectroscopy techniques.

One-two-punch nanocatalysts trapping CO2 for cleaner fuels

Copper and platinum nanoparticles added to the surface of a blue titania photocatalyst significantly improve its ability to recycle atmospheric carbon dioxide into hydrocarbon fuels.

Manipulating electron spin using artificial molecular motors

Researchers have fabricated a novel solid-state spin filtering device that sandwiches a thin layer of artificial molecular motors.