ACCELERATOR
'(<a href="http://www.j-archive.com/media/2008-09-18_DJ_04.jpg" target="_blank">Jimmy of the Clue Crew reports from the Stanford Linear Accelerator at Menlo Park, CA.</a>) At one end of the accelerator, particles are fired out of a <a href="http://www.j-archive.com/media/2008-09-18_DJ_04.wmv">gun</a> that uses this type of negative electrode, just like the ray on your TV set'
cathode