what are super conductors ? please give some examples

Asked by  | 13th Jun, 2011, 12:00: AM

Expert Answer:

Some Metals or alloys; when cooled to very low temperatues (close to absolute zero) offers zero resistance path to the current. Such substances which completely loose their resistance at particular low temperatures are refered to as superconductors. 
 
 
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Some examples are Mercury, Niobium-Tin, Lanthanum-Barium-Copper Oxide, and Yttrium-Barium-Copper Oxide.

Answered by  | 13th Jun, 2011, 10:53: AM

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