News tagged with lighting device

Creating light sources for nanochips

(PhysOrg.com) -- "One of the most important goals in the optics community is to create and manipulate light on chip," Yinan Zhang tells PhysOrg.com. "This is especially important when it comes to improving the performance of sem ...

Aug 25, 2010 feature
4.3 / 5 (9) 0 | with audio podcast

More than meets the eye to staying awake, alert

Think twice before falling asleep alongside the glare of your computer and TV screens: exposure to dim light from ordinary room lights, computer screens and other electronic devices late at night may be interfering with our ...

May 13, 2010
4.9 / 5 (8) 0 | with audio podcast

NREL Finds a Way to Give LEDs the Green Light

(PhysOrg.com) -- Light bulbs that last 100 years and fill rooms with brilliant ambiance may become a reality sooner rather than later, thanks to a National Renewable Energy Laboratory discovery.

Apr 05, 2010
4.7 / 5 (53) 20 | with audio podcast