News tagged with incandescent bulb

Tiny particles make LED light more pleasing

(AP) -- Light-emitting diodes are prime candidates for replacing inefficient incandescent bulbs, but have a few things working against them. They can provide a pleasing warm light or they can be energy-efficient, ...

May 05, 2009
4.9 / 5 (11) 0

Conquering LED efficiency droop

WASHINGTON, April 30--Like a coffee enthusiast who struggles to get a buzz from that third cup of morning joe, light-emitting diodes (LEDs) seem to reach a point where more electricity no longer imparts the ...

Apr 30, 2012
5 / 5 (10) 0 | 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

Researchers create a smaller, flexible LED

University of Miami professor at the College of Engineering, Jizhou Song, has helped design an light-emitting diode (LED) light that uses an array of LEDs 100 times smaller than conventional LEDs. The new device has flexibility, ...

Jun 20, 2011
4.8 / 5 (8) 0 | with audio podcast

Diode lights offer bright future for low energy

German scientists said Wednesday they had tweaked organic light-emitting diodes (OLEDs) -- the materials used in flat-screen TVs, laptop computer screens and mobile phone displays -- to become flexible, energy-efficient ...

May 13, 2009
3.8 / 5 (8) 0