Crystallography Matters!

Resources for crystallographic education

An introduction to direct methods

The most important phase relationships and their application in solving the phase problem

H. Schenk

Laboratory for Crystallography, University of Amsterdam, Nieuwe Achtergracht 166, 1018 WN, Amsterdam

Teaching aims

To help students, with some basic knowledge of crystallography, to understand the principle of direct methods.


This course is suitable for the first years of undergraduate study in any direction of science.


Students should have understanding of Fourier analysis of the electron density, and some knowledge of the structure factor equation.

Practical resources

No particular resources are required.

Time required for teaching

The course may occupy 2-5 hours of teaching.