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TEM Basics

Electron guns

Electron gun

Every electron microscope, of whatever type, must have a source of high energy primary electrons - an electron gun. The function of the gun is to produced a fine beam of electrons of precisely controlled energy (i.e. velocity) all coming from a small source region.



What electron energy range is commonly used for TEM?


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  Electron-atom interactions | Electron gun | Lenses

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