Laser based LED-LEDinside

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2013-09-30

Brighter, Laser Based Lighting Devices

Investigators at University of California, Santa Barbara, led by material scientists Kristin Denault and Michael Cantore, have devised an alternative means of creating high-power white light by using a different excitation source -- a laser diode in combination with inorganic phosphors, instead of the traditional LEDs.

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[News] Seoul Semiconductor Ends Need for Rare Earths in White LEDs

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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