DEL à lumière blanche

CONT: The LED [light-emitting diode] segment of the market is growing and is believed to be the technology of the future for lighting; efficient, long-life white light LEDs in convenient packages, such as a medium screw base lamp module, could replace traditional incandescent lamps.
CONT: The white light light-emitting diode (LED) that promises to revolutionize indoor lighting while dramatically lowering electricity costs had been confounded by the so-called ""green gap"": the inability to develop light in the green spectrum that can be combined with red and blue to produce white light.