MEMY-445
Introduction to Crystallography

Lectures

• Principles of X-ray diffraction
• X-ray diffraction Instrumentation
• Symmetry, Point groups and Space Groups
• Bragg’s Law and Lattice Parameters
• Systematic absences, Wyckoff positions and point multiplicity
• Reciprocal Space and the Ewald sphere
• Atomic structure factors and atomic displacement (Debye-Waller factor)
• Structure Factor and the Phase problem

Laboratory exercises

Powder diffraction

• Data Collection
• Data plotting and interpretation
• Phase identification
• Data Analysis
  • Pattern Matching
  • Rietveld refinement

Single-Crystal diffraction

• Data collection
• Data indexing and data reduction
• Space group determination and Structure solution
• Structure refinement
• Crystal structure visualization and presentation

2D X-ray diffraction patterns and Total Scattering

• Data Collection
• Data plotting and interpretation
• G(r) vs r refinement