This micrograph shows what you find when you quench Au from high temperature, trying to quench in the thermal equilibrium vacancies. | |||
The vacancies had enough time to agglomerate to some extent, and their preferred form of agglomerate - as in many other fcc crystals - are stacking fault tetrahedra. | |||
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5.4.3 Some Details for Specific Lattices
© H. Föll (Defects - Script)