News tagged with lighting device

US, university test cars that can communicate

In a few weeks, about 2,800 cars, trucks and buses will start talking to each other on the streets of Ann Arbor, Michigan, in a giant experiment that government officials are hoping will lead to safer roads.

Aug 21, 2012
5 / 5 (1) 6

Bright future for new LED manufacturing process

A new technique for making brighter, longer-lasting LEDs (Light Emitting Diodes) has taken the first leap from research laboratory towards the three-billion-US-dollar global market in high-powered lighting. ...

Jul 04, 2012
5 / 5 (4) 0

Electrified graphene a shutter for light

(Phys.org) -- An applied electric voltage can prompt a centimeter-square slice of graphene to change and control the transmission of electromagnetic radiation with wavelengths from the terahertz to the midinfrared.

Jun 15, 2012
5 / 5 (4) 1 | with audio podcast

Quantum dots brighten the future of lighting

(Phys.org) -- With the age of the incandescent light bulb fading rapidly, the holy grail of the lighting industry is to develop a highly efficient form of solid-state lighting that produces high quality white ...

May 08, 2012
4.8 / 5 (9) 2 | with audio podcast