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picture1_Technology Ppt 67125 | 7 Scintillation Detector


picture2_Technology Ppt 67125 | 7 Scintillation Detector picture3_Technology Ppt 67125 | 7 Scintillation Detector

 35x       Filetype PPTX       File size 2.85 MB       Source: web-docs.gsi.de


File: Technology Ppt 67125 | 7 Scintillation Detector
Scintillators – basic counter setup 1. An incident photon or particle ionizes the medium. 2. Ionized electrons slow down causing excitation. 3. Excited states immediately emit light. 4. Emitted photons ...

icon picture PPTX Filetype Power Point PPTX | Posted on 28 Aug 2022 | 2 years ago
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...Scintillators basic counter setup an incident photon or particle ionizes the medium ionized electrons slow down causing excitation excited states immediately emit light emitted photons strike a sensitive surface from are amplified pulse of electric current is measured scintillation materials photosensors inorganic crystals photomultipliers organic micro channel plates polymeres plastic hybrid photo diodes visible silicon indian institute technology ropar hans jurgen wollersheim counters loss energy through change in vibrational luminescence emission uv x ray after absorption following atoms and molecules by radiation fluorescence substance that has absorbed another electromagnetic different wave length most cases longer wavelength follows shortly ns phosphorescence similar to however re not immediate transition between levels delayed ms up hours sodium iodide nai cesium csi barium fluoride baf mechanism deposition ionization transfer impurities time constants bands impurity activated f...
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