Ferrofluids Feature Summary

Type:
From Physics Research
Title:
Ferrofluids
Description:
Ferrofluids are made of tiny magnetic particles suspended in a liquid. In this image, the ferrofluid pushes above a surface layer of oil and forms spikes along the magnetic field lines of a magnet underneath.

For more images of ferrofluids, check out this picture and the archived Physics to Go feature, "Ferrofluid Fun."
Image:
image credit: Gregory F. Maxwell; <a href="http://commons.wikimedia.org/wiki/File:Ferrofluid_poles.jpg" target="_blank">image source</a>; <a href="http://www.compadre.org/Informal/images/features/Ferrofluid_poles-large.jpg" target="_blank">larger image</a>
image credit: Gregory F. Maxwell; image source; larger image
Image URL:
http://www.compadre.org/Informal/images/features/Ferrofluid_poles-large.jpg
Featured:
January 16, 2010 - February 1, 2010