Possible Paywall. New Scientist.

First working graphene semiconductor could lead to faster computers | New Scientist
https://www.newscientist.com/article/2410612-first-working-graphene-semiconductor-could-lead-to-faster-computers/

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Neopixels? Try Liquid Nitrogen to Color Shift Your LEDs Instead https://hackaday.com/2023/11/11/neopixels-try-liquid-nitrogen-to-color-shift-your-leds-instead/ #liquidnitrogen #conduction #cryogenic #electrons #LEDHacks #bandgap #quantum #valence #photon #led