Source: wikibot/low-energy-electron-diffraction

= Low-energy electron diffraction
{wiki=Low-energy_electron_diffraction}

Low-energy electron diffraction (LEED) is a surface analysis technique used primarily to determine the surface structure of crystalline materials. In this method, low-energy electrons, typically in the range of 1 to 200 eV, are directed at the surface of a crystalline sample.