By how much must the iron unit cell expand to accommodate

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Reference no: EM13642968

Carbon is too large to fit into the interstitial spaces in the BCC iron lattice. Assume that carbon is a hard-sphere atom.

By how much must the iron unit cell expand to accommodate carbon? That is, what is the increase in the unit cell length.
What is the strain if the changes are confined to a single unit cell?
What is the stress exerted in the unit cell by insertion of a carbon atom?

Reference no: EM13642968

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