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Electron beam

  1. Aug 19, 2013 #1
    hello every body

    Can anyone help me for searching about this topic,

    How to generate electron beam?

    I want few information about electron source, in a simple explanation,
    and namely, not complete explanation .
    please help me.

  2. jcsd
  3. Aug 19, 2013 #2


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    Gold Member

    Have you tried Google? This sounds like something that would get a LOT of hits, including some useful ones.
  4. Aug 19, 2013 #3


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    2017 Award

    Staff: Mentor

  5. Aug 19, 2013 #4
    yes, I did.

    I want to know the order of tools for electron generation and source, I have not found something in brief,

    I mean about he verity at electron guns? how many kind of electron gun we have?
  6. Aug 19, 2013 #5

    thank you so much,
    yes I studied them first , but there is no good explanations about the tools we use for generation of electron beam, I mean scientific answers about electron generation .
  7. Aug 19, 2013 #6


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    Staff Emeritus
    Science Advisor
    Education Advisor

    Look up photoelectric effect and thermionic emission.

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