Kinematic Low-energy Electron Diffraction Intensities from Averaged Data: A Method for Surface CrystallographyUniversity of Wisconsin--Madison, 1972 - 300 หน้า |
เนื้อหา
MOTIVATION OF THE AVERAGING PROCEDURE | 44 |
EXPERIMENTAL | 54 |
EXPERIMENTAL RESULTS AND COMPARISON | 71 |
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คำและวลีที่พบบ่อย
angle of incidence atomic scattering factor AVERAGED DATA averaged result averaging procedure Bragg peak bulk C. B. Duke CALCULATED INTENSITY calculated kinematic intensity corresponding crystal surface Debye model Debye-Waller factor diffraction vector dotted line ELECTRON DIFFRACTION INTENSITIES EWALD CONSTRUCTION Ewald sphere EXPERIMENTAL AVERAGE experimental results experiments Faraday cup collector FIGURE fixed azimuth free atoms function of energy goniometer grazing angle incident beam Incident-beam wave vector integral interference function lattice Laue conditions linear fit Lorentz factor low-energy electron diffraction M. B. Webb measurements multiphonon multiple scattering multiple-scattering orbitron parameters Patterson function phonon Phys principal azimuth reciprocal lattice recover the kinematic scattered amplitude scattered intensity Scattered-beam wave vector scattering angles shown in Fig sin² single-scattering solid line specular reflections subsidiary structure SURFACE CRYSTALLOGRAPHY surface losses Surface Sci temperature dependence tensity thesis tion total average vacuum versus S/S X-ray X-ray crystallography