Table of Contents – 9 Nuclear scattering: crystal structures

9.1 Coherent elastic scattering from a perfect crystal: the Laue condition, Bragg’s law, and the Ewald sphere 316

9.2 The crystallographic unit-cell structure factor and the phase problem 319

9.3 The total elastic coherent scattering cross-section of a single crystal and a powder: the time-of-flight Laue method 320

9.4 Diffraction methods using monochromatic incident neutrons 322

9.5 Kinematical approximation and other wavelength- and geometry-dependent factors 323

9.6 Implications of crystallographic symmetry 324

9.7 The Patterson function and Patterson symmetry 325

9.8 Data collection and crystal structure refinement 326

9.9 Crystal structure refinement 330

9.10 An example of structural refinement 333

9.11 Neutron protein crystallography 336

9.12 Surface crystallography 339

9.13 Concluding remarks 344