Iron Exposed as High-Temperature Superconductor [News]

Wednesday, April 30, 2008 - 13:55 in Physics & Chemistry

Editor's note: This article will appear in the June 2008 issue of Scientific American.For more than 20 years, the only known superconductors that worked far above liquid-helium temperatures were a few dozen compounds--virtually all based on copper. Now scientists have discovered the first high-temperature superconductors based on iron. These novel materials could help unravel one of the biggest mysteries in science--how exactly the high-temperature versions work. [More]

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