Why It Was Almost Impossible to Make the Blue LED
Veritasium · 10 HN recommendations
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Veritasium tells the story of how Shuji Nakamura and others made the blue LED, long thought nearly impossible. It covers the materials challenge of gallium nitride and the persistence it took.
Why HN recommends it: HN recommends it as a gripping story of single-minded persistence against the herd, and as the back story behind modern LED lighting.
“is goes into great detail on what it took to make the blue LED. It's quite fascinating.” Read on HN ↗