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How Blue LEDs Work, and Why They Deserve the Physics Nobel | NOVA | PBS
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Bright Idea: How Blue LEDs Changed the World | Live Science
How the Blue LED Changed the World, and Won a Nobel Prize
Beware the Blue Light | 2013-06-24 | Assembly Magazine | ASSEMBLY
Invention of blue LEDs wins physics Nobel - BBC News
How are Red and Blue Light Therapy Devices Different?
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