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#160211
Fri 03 May 2013 02:58:AM
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Joined: Feb 2001
Posts: 381,903
Launch Director
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OP
Launch Director
Joined: Feb 2001
Posts: 381,903 |
A new semiconductor device capable of emitting two distinct colors has been created by a group of researchers in the US, potentially opening up the possibility of using light emitting diodes (LEDs) universally for cheap and efficient lighting.  Source: Dual-color lasers could lead to cheap and efficient LED lighting
David Cottle
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