X-ray diffraction methods lie at the foundation of materials science. Determination of the crystal structures of natural minerals and, later, of crystals grown in the laboratory led to our ...

How to make a poster. You will find posters everywhere. They’re on the side of buildings, in shop windows, on the side of roads, on bus stops and even on buses! Posters are mainly used to provide ...

A laser pointer shining on a diffraction grating or CD creates a series of diffraction spots depending on the spacing of the lines or pits in the grating or CD and the wavelength emitted by the laser.