4 thoughts on “High-Temperature Superconductors”

  1. The article does not (unless I missed it) discuss what temperatures the new compounds work at, although it does mention using liquid nitrogen with some.

    I assume then we are still a long way from room-temperature superconductors.

  2. The article mentions the first ones went superconducting around 90 K. Nope, not room temperature, but feasible. One of the first mass-market write-ups said that liquid nitrogen in bulk was cheaper than milk. How easy it would be to find room for liquid nitrogen plants in cities that didn’t have room for more transmission wires is left as an exercise for the reader.

  3. On the flip side, I have finally perfected my own invention: a perfect insulator that only works at absolute zero.

    It’s available for purchase, cheap: just $0.01/ohm.

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