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qmb intv blue led inventor nobel prize_00040824.jpg

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    Blue LED inventors win Nobel Prize

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Blue LED inventors win Nobel Prize

CNN's Richard Quest speaks to Nobel prize winner Shuji Nakamura about the impact the blue LED has had on the world.

Blue LED inventors win Nobel Prize

CNN's Richard Quest speaks to Nobel prize winner Shuji Nakamura about the impact the blue LED has had on the world.