Description: A magnet is levitated on a superconductor of 1-2-3 yttrium barium copper oxide, when it is cooled with liquid nitrogen.

This demonstration is also available on video and JCE Software: "Chemistry Comes Alive!" Vol. 2 CD-Rom.

Rating:

Source: Journal of Chemical Education - Vol. 64

Year or vol: 1987 page: 851

Keywords: Meissner Effect, superconductivity, yttrium oxide, barium carbonate