News tagged with halogen 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, ...

Nanotechnology / Nanomaterials

May 05, 2009 | 4.9 / 5 (11) | 0