Exercise 3.2-2 Interface Polarization

Look at a grain boundary in a simple ionic crystal. Take two grains, for example, that are only rotated with respect to each other and are joined along some grain boundary as shown below
 
Interface polarization exercise
Construct a grain boundary by filling in material  
  Show that in most cases the boundary will be charged and contain dipoles
 

Link to the solution


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go to 3.2.1 Mechanisms of Polarization

go to Solution to 3.2-2

© H. Föll (Electronic Materials - Script)