Electron Diffraction and Crystal Structure
2. Basic Principles a. The de Broglie Wavelength vs. Voltage In the cathode ray tube the electron is accelerated through high voltage V. Its energy and momentum are then given by E= p2 2m =eV [2] Solving for the momentum, and substituting into Eq. 1 gives: != h 2eVm [3] You should verify for yourself that this can be re-written in the practical ...
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