Questions
Quick questions
You should be able to answer these questions without too much difficulty after studying this TLP. If not, then you should go through it again!
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What is the main cause of lattice resistance?
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What is the main problem with the Peierls continuum elasticity model?
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How do the misalignment and in-plane energies change with w/b?
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What is the relationship between dislocation width and Peierls stress?
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What is the Peierls stress?
Deeper questions
The following questions require some thought and reaching the answer may require you to think beyond the contents of this TLP.
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For what value(s) of alpha (fraction the dislocation has moved across the unit cell) is the mifit energy maximum?