X-ray Structure Analysis and Electron Microscopy - NFPL025
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Last update: VALVODA (03.05.2004)
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Last update: VALVODA (03.05.2004)
1) V. Valvoda, M. Polcarová, P. Lukáč: Základy strukturní analýzy, Karolinum, Praha 1992. 2) V. Prosser a kol.: Experimentální metody biofyziky, Academia, Praha 1989. 3) G. Giacovazzo et al.: Fundamentals of Crystallography 2nd Edition, IUCr, Oxford Science Publications, Oxford 2002. 4) L. V. Azároff: Elements of X-ray Crystallography, McGraw-Hill Book Company, New York 1968. 5) B. Smola: Transmisní elektronová mikroskopie ve fyzice pevných látek (skripta), SPN, Praha 1983.
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Last update: T_KFES (21.05.2004)
Crystallographic symmetry operations, point groups, crystallographic systems, lattices, space groups, symmetry of cylindrical and helical molecules, symmetry of spherical viruses. Basic diffraction conditions Reciprocal lattice, diffraction conditions, Bragg´s law, geometry of basic diffraction methods, Ewald´s construction. Kinematical theory Atomic scattering factor, structure factor, interference function, intensity of X-ray reflections in maximum and integrated intensity, peak width. Experimental methods of structure analysis Stereographic projection and crystal orientation by the Laue method, the method of rotating crystal, Weissenberg method, precession method, X-ray diffractometers, powder method of Debye and Scherrer Structure analysis Fourier transformation of electron density, "phase problem", methods of crystal structure solution, structure refinement Application of structure analysis in materials research Determination of lattice parameters, identification and quantitative phase analysis, texture, macroscopic and microscopic stresses, size of crystallites Biological materials Structure determination of fiber molecules, globular proteins, spherical viruses, study of interatomic bonds, reconstruction of structure from electron micrographs, time lenses. |