Lect23_notes

Lect23_notes

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Unformatted text preview: ng X-rays - Characteristic! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 13 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 14 Characteristic X-ray Peaks! Selectively filter white radiation and other characteristic peaks….! 7.5 :1 500 :1 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 15 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 16 Example for Mo radiation and Zr filtering! Diffraction and the Determination of Structure! Diffraction is due to the existence of certain phase relations between two or more waves.! ! ! ! ! ! ! ! ! ! ! ! ! ! ! ! Differences in length of path traveled lead to differences in phase.! The introduction of phase differences produces a change in amplitude.! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 17 Diffraction and the Determination of Structure! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 18 On the Physics of X-rays and Diffraction! CBEMS 164 – XRD, SEM & Microanalysis: Lecture 23 ! 19 X-ray Scattering and Atoms as Scatteri...
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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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