High-:publishVoltage Fractals — Hackaday

Int 1777, Georg Lichtenberg found that discharging high voltage on an insulating surface covered with a powder, a fractal-like image appears, sometimes known as a lightning tree. Incidentally, this is a crude form of xerography, the principle that lets copiers and laser printers operate. [PaulGetson] had a high voltage power source from his Jacob’s ladder…

via High-:publishVoltage Fractals — Hackaday

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