Lect12_notes

Lect12_notes

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: quot;'1%5/%#$'%"&+"1'&#%5')3%'('+#,2&.%,)&-"&-%0,23%)%0,)+#"2& 20%)&%'('+#,2&%<2(#%>"&%8$2&2&%'?+"#)#"2&@%#2%#$'%06((%'&',-/%+),,"'1%5/%#$'%"&+"1'&#%'('+#,2& 20%3)&/%;"(2'('+#,2&%<2(#*%>A"#$%'3"**"2&%20%5,'3**#,)$(6&-%?4,)[email protected]%%B('+#,2&%8)#$ 1'<")#"2&*%>)&-('*@%),'%*3)((.%2&%#$'%2,1',%20%C9DE%2,%('**9 B2 $ B;"& B2%4% B CBEMS 164 – XRD, SEM & Microanalysis: Lecture 12 ! 2 EDS! •  Energy dispersive x-ray spectroscopy (spectrometry?) •  Microchemical analysis of extremely small volumes of material •  Almost every SEM now equipped with EDS CBEMS 164 – XRD, SEM & Microanalysis: Lecture 12 ! 3 CBEMS 164 – XRD, SEM & Microanalysis: Lecture 12 ! 4 EDS X-Ray Detectors! •  EDS detectors now ubiquitous •  Liquid nitrogen cryogenic cooling required New Technology! •  Silicon Drift Detector –  SDD –  Faster acquisition rate –  No LN2 required •  Li-drifted Si detector –  Si(Li) –  Needs LN2 cooling CBEMS 164 – XRD, SEM & Microanalysis: Lecture 12 ! 5 White...
View Full Document

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.

Ask a homework question - tutors are online