Slide 1Selected area electron diffraction Parallel incoming electron beam and a selection aperture in the image plane. Diffraction from a single crystal in a polycrystalline…

1. Diffraction theory:diffraction by crystals 2. Fig. 3.1 Diffraction of a parallel primary beam by a small crystal. 3. (3.1) … .structure factor (3.2) After summation…

Microdiffraction   1    Microdiffraction Patricia Muñoz Alonso Master in materials engineering Structural Characterization of Materials I: Microscopy and Diffraction…

Slide 1 1 Fermi surfaces and Electron dynamics  Band structure calculations give E(k)  E(k) determines the dynamics of the electrons  It is E(k) at the Fermi Surface…

Selected area electron diffraction Parallel incoming electron beam and a selection aperture in the image plane. Diffraction from a single crystal in a polycrystalline sample…

SAED Patterns of Single Crystal, Polycrystalline and Amorphous Samples a b c r1 r2 200 020 110 Electron Diffraction Specimen foil T D  e- L 2 r dhkl [hkl] SAED pattern…

SAED Patterns of Single Crystal, Polycrystalline and Amorphous Samples a b c r1 r2 200 020 110 Electron Diffraction Specimen foil T D  e- L 2 r dhkl [hkl] SAED pattern…