The corundum crystal structure, found for Al2O3, consists of an HCP arrangement of O2- ions; the Al3+
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The corundum crystal structure, found for Al2O3, consists of an HCP arrangement of O2- ions; the Al3+ ions occupy octahedral positions.
(a) What fraction of the available octahedral positions are filled with Al3+ ions?
(b) Ketch two close-packed O2–planes stacked in an AB sequence, and note octahedral positions that will be filled with the Al3+ ions.
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This question is concerned with the corundum crystal structure in terms of closepacked planes of a...View the full answer
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Related Book For 
Fundamentals of Materials Science and Engineering An Integrated Approach
ISBN: 978-1118061602
4th Edition
Authors: David G. Rethwisch
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