Lect21_notes

16 atoms per unit cell cbems 164 xrd sem microanalysis

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Unformatted text preview: close packed geometry, while F occupies all the octahedral and tetrahedral sites. 16 atoms per unit cell.! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 21 ! 14 Prototype Structures! Do3 or BiF3 Structure! A close-packed structure with all interstitial sites filled.! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! The Bi occupy the close packed geometry, while F occupies all the octahedral and tetrahedral sites. 16 atoms per unit cell.! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 21 ! 15 Prototype Structures! Do3 or BiF3 Structure! A close-packed structure with all interstitial sites filled.! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! The Bi occupy the close packed geometry, while F occupies all the octahedral and tetrahedral sites. 16 atoms per unit cell.! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 21 ! 16 Prototype Structures! Do3 or BiF3 Structure! A close-packed structure with all interstitial sites filled.! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! The Bi occupy the close packed geometry, while F occupies all the oc...
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