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Bright Idea: How Blue LEDs Changed the World | Live Science
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His Blue LEDs Changed How We Light Our World - IEEE Spectrum
Beware the Blue Light | 2013-06-24 | Assembly Magazine | ASSEMBLY
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Invention of blue LEDs wins physics Nobel - BBC News
Nobel Shocker: RCA Had the First Blue LED in 1972 - IEEE Spectrum
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How the Blue LED Changed the World, and Won a Nobel Prize
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