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View Full Version : Find min radius to fit in BCC/FCC


JohnsonT
Aug31-07, 12:34 PM
What is the min radius of an atom that will just fit into the tetrahedral site in FCC Nickel?
Octahedral site of BCC FE?

I don't really understand what the question is asking. How do I find the size of those site? What does it mean by saying min radius that fit?