Re: diamagnetism (fwd)

From: Paul Doherty (
Date: Tue Apr 17 2001 - 09:31:20 PDT

The diamagnetism snack requires that you use neodymium magnets, which are
about 40 times stronger than classic ferrite magnets.

You need a piece of neodymium at least 1 inch long by 1/2 inch by 1/2 inch.

The bigger the better.

Paul D

Paul "But it is more complicated than that!" Doherty,
Senior Staff Scientist, The Exploratorium.,

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