Why All Your Bulbs May Soon Be LEDs

From Fast Company:

A breakthrough in producing light emitting diodes could bring LED production costs down as much as 75%.A breakthrough in producing light emitting diodes could see LED production costs tumble as much as 75%. That's thanks to research by a startup called Bridgelux, which has resulted in a radical shift--Gallium-nitride LEDs can now be grown on silicon substrates for the first time in a "commercial grade."

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