2012-12-17

PNNL Develops LED Bulbs to Change Future of Electricity

Pacific Northwest National Laboratories is in the process of developing new LED light bulbs, to change the future of electricity. As LED bulbs play a key role for electricity saving, the Department of Energy creates a competition to build a better light bulb to cut down America's electricity use. According to Jeff McCullough, a PNNL light researcher, "The L Prize competition is intended to move the market to challenge manufacturers to develop the better light bulb. In order to do that we have to do some specialized testing and make sure this technolog...
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For three decades, white LEDs have depended on rare earth materials such as yttrium aluminum garnet (YAG) layered onto a blue LED chip (Figure 1). Seoul Viosys Co., Ltd. (KOSDAQ: 092190) today announced that it has broken that dependence. It h... READ MORE

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