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Topics => Science, Technology, & Medicine => Topic started by: patentlymn on February 24, 2024, 10:24:39 PM

Title: Why It Was Almost Impossible to Make the Blue LED
Post by: patentlymn on February 24, 2024, 10:24:39 PM

https://youtu.be/AF8d72mA41M
 Why It Was Almost Impossible to Make the Blue LED
Veritasium

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I found this interesting.
    This channel is good.
   
   https://youtu.be/AF8d72mA41M
14,463,705 views  Feb 8, 2024
The blue LED was supposed to be impossible—until a young engineer proposed a moonshot idea.

Title: Re: Why It Was Almost Impossible to Make the Blue LED
Post by: Libertas on February 26, 2024, 08:33:08 AM

Re: LEDs, which are everywhere...a study was done that indicates they lead to macular degeneration...