Cloud Chamber

Fusion in the Sun
This is a video of of a Cloud Chamber. The active area is a cloud of alchohol vapor. In the center is a Pb208 source. The Pb208, which is located in the center of the picture decays into an alpha particle. In this picture, you can see the tracks of the alphas in the vapor. (Reload the page to view the tracks again.)


Last Updated May 19, 2014