Philips Lumileds Lighting

Philips claims world record for energy-efficient lighting, doubling fluorescents’ lumens/watt

By Eileen De Guire / April 19, 2013

Royal Philips Electronics has been clawing its way to the top of the LED market and last week the company again was able to distinguish itself from competitors when it…

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Sapphire crystal makers’ business on upswing

By / February 21, 2011

90 kg sapphire crystal. Credit: Thermal Technology. I’ve touched on LEDs a couple of times in the last few days, and in doing that research I got the distinct impression…

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Scientists tackle the mysterious malady of LED “droop”

By / July 30, 2009

At first glance, the light-emitting diode, or LED, beats the venerable incandescent bulb in every way. It’s compact, bright, long-lasting and, in its latest form, can produce a warm, white…

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