Lecture Demos: Electricity and Magnetism, 5G50.50

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Meissner Effect

Meissner Effect

This demonstrates levitation of a magnet above a high-temperature superconductor.

PIRA Code(s): 
5G50.50
Set up time: 
2 minutes
Physics and Science Concepts: 
Superconductivity, Magnetic Materials
Operation: 
A superconductor disc is placed in a styrofoam dish and liquid nitrogen is added to the dish. A small magnet is placed on top and within a few seconds it begins to levitate.
Safety: 
Liquid Nitrogen can be obtained from the machine shop.

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