Lect25_notes

7 cbems 164 xrd sem microanalysis lecture 25 8

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Unformatted text preview: roanalysis: Lecture 25 ! 7 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 8 Structure Solving – Hexagonal Systems! ! ! ! ! !! ! ! ! Charts for Structure Solving - Tetragonal! ! ! ! ! !! ! ! ! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 9 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 10 The Powder Diffraction File! The Hanawalt Search Manual Approach….! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 11 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 12 Powder Diffraction - NaCl! ! ! Thermal Expansion! ! ! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 13 What Happens if Crystal Structure Changes (w/ Temp, Pressure, etc)?! Volume Change and Misfit:! ! ! Tin (white/grey)! Zirconia! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 25 ! 14 Intensities of X-ray Diffracted Beams! !The intensities of diffracted beams are found to depend upon the following factors:! !! •  The nature of the radiation! •  The Bragg angle of the diffracted beam! •  The...
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This note was uploaded on 01/16/2014 for the course CBEMS 164 taught by Professor Porter,j during the Fall '08 term at UC Irvine.

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