Hyperphysics: The Cloud Chamber Feature Summary

Type:
Physics in Your World
Title:
Hyperphysics: The Cloud Chamber
Description:
The thick tracks in this Wilson cloud chamber were made by alpha particles--helium nuclei--emitted by thorium atoms in the metal rod at the bottom of the image. To learn more, check out Hyperphysics: The Cloud Chamber.

To see the effect of a stronger alpha source, visit Alpha Particle Tracks from Nuffield's Practical Physics.
Image:
image credit: <a href="http://www.cloudchambers.com/alphaparticlesmagnified.htm" target ="_blank">Supersaturated Environments</a>; <a href="http://www.cloudchambers.com/alphaparticlesmagnified.htm" target="_blank">image source</a>; <a href="http://www.physicstogo.org/images/features/Alpha-large-10-17-08.jpg " target ="_blank">larger image</a>
image credit: Supersaturated Environments; image source; larger image
Image URL:
http://www.compadre.org/Informal/images/features/Alpha-large-10-17-08.jpg
Featured:
December 1, 2008 - December 16, 2008