Wednesday, 30 March 2011

How to build an electron gun

The latest addition to Backstage Science is a video about electron guns.

It is fronted by accelerator physicist Lee Jones, from the STFC's Daresbury Laboratory.

Not only do they have a cool name, electron guns are jam-packed full of cool science and engineering.

They involve insanely high voltages and the examples in this video even include exotic elements like caesium and arsenic!

Here's the video:

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