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ELECTRON GUNS

 
Electron sources (gun)
    C: 1 of 3
 

The function of the electron gun is:

To provide an intense beam of high energy electrons.

There are two main types of gun. The diagram opposite shows the thermionic electron gun, which is the most commonly used. The field emission gun may also be viewed.

Click on either option to display the diagram of the electron gun.

How many electrons per second are carried in a beam with current 1nA?

 
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  Electron-atom interactions | Electron gun | Lenses
 

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