Scanning Electron Microscopy and X-Ray Microanalysis
226 16 probe current, due to the loss of useful electrons during the dead-time. It is very important for accurate quantitative a ...
227 16 use this value for all your data acquisition. Before each day’s measurements ensure that the detector is calibrated consi ...
228 16 Usually, the window is coated with a thin layer of aluminum (or other metal) to keep light in the chamber from creating a ...
229 16 Process the spectrum to extract the raw intensities in the K-L2,3 and L-family lines, the resolution, the actual zero of ...
230 16 . Fig. 16.26 Panel for selection of detector and material para- meters 5 Once the project has been selected, you will nee ...
231 16 . Fig. 16.27 Panel for selection of measured spectrum for archive . Fig. 16.28 Results of informa- tion extracted from me ...
232 16 QC Measurement Recorded Spectrum Index Timestamp Project Name Brem Counts Channel width Cu L-family Dose Duane-Hunt FWHM ...
233 16 75,000 Brem counts 70,000 65,000 60,000 55,000 50,000 45,000 40,000 35,000 30,000 25,000 20,000 15,000 10,000 10/13/11 10 ...
234 16 Solid Angle for Low X-ray Flux The fraction of X-rays emitted by the sample that strike the detector is proportional to t ...
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236 17 17.1 Getting Started With NIST DTSA-II 17.1.1 Motivation Reading about a new subject is good but there is nothing like do ...
237 17 17.1.4 Design............................................................................................................ ...
238 17 that go into designing a good measurement are subtle. How does one select the optimal beam energy? How does one select th ...
239 17 . Fig. 17.1 The preferences dialog showing a panel containing properties of a detector . Table 17.1 This table identifies ...
240 17 Some pieces of information are specific to your instru- ment and the way the detector is mounted in the instrument. Windo ...
241 17 Effective elevation Nominal elevation Detector axis Optimal working distance Actual working distance Optic axis . Fig. 17 ...
242 17 The difference between the effective elevation defined by the actual working distance and the nominal elevation as define ...
243 17 Gold Layer, Aluminum Layer, Nickel Layer Detector crystals typically have conductive layers on their front face to ensure ...
244 17 second effect is a low energy tail, called incomplete charge collection, on low energy X-ray peaks. The dead layer in mod ...
245 17 . Fig. 17.9 The material editor dialog. Materials are defined by a name (“Albite”), a density (“3.61 g/cm^3 ”), and a ma ...
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