• This card is named after Alexander's dark band, an optical phenomenon associated with rainbows which was named after Alexander of Aphrodisias who first described it in 200 AD.
  • This card could also be named after the dark band formed in Double-slit experiment, originated from Young's interference experiment made by Thomas Young, an English polymath.
    • The experiment demonstrates that light and matter can display characteristics of both classically defined waves and particles; moreover, it displays the fundamentally probabilistic nature of quantum mechanical phenomena.
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