• Mechaguana
    link
    fedilink
    English
    arrow-up
    2
    ·
    1 year ago

    Trapped in a crystal? How do you even make a crystal like this

    • jopepa@lemmy.world
      link
      fedilink
      arrow-up
      2
      ·
      1 year ago

      Very small rocks … with some kind of tiny furnace, bitty crucible, and naturally a wee glass blower.

  • galilette@mander.xyz
    link
    fedilink
    arrow-up
    1
    ·
    1 year ago

    “Trapping electrons in a crystal” is such a nonsensical way of conveying the idea of a flat band. Most isolated crystals trap all the electrons they have inside of them, or else the world will be full of free roaming electrons!