mgarraha writes: "According to a Washington Post article, this summer Detroit Edison will lay 1200 feet of superconducting power cable near their Frisbie substation, which serves 14,000 customers in downtown Detroit. The cable, made by American Superconductor and Pirelli, consists of silver-clad HTS ceramic ribbons woven around a pipe for liquid nitrogen." We've mentioned this particular project before. It's not room-temperature, but still interesting to see superconductors coming into large-scale, common use.
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