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Prévia do material em texto

Figure 1 Diffraction of a parallel X-ray beam along the z-axis.
The angle between the crystal and the y-axis is �.
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Figure 2. The cubic latice of
Potassium Chloride in which
the K+ and Cl-wons have
almost the same size.
Figure 3. Scattering of X-rays by a powder of KCl crystals
results in the production of concentric dark circles on a
photographic plate.
Figure 1 The spaceship Atlantis (A) with a satellite
(S) in an orbit around the earth. The orbit lies in the
earth’s equatorial plane.
The magnetic field (B) is perpendicular to the
diagram and is directed towards the reader.
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