Transcription of Gamma-Ray Detectors
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3 gamma -RayDetectorsHastingsASmith,Jr., , , , ,eitherdirectly(aswithaproportionalcount erorasolid-statesemiconductordetector)or indirectly(aswithascintillationdetector) , ,wewillpresentsomegeneralinformationonty pesof gamma -raydetectorsthatareusedinnondestru ctiveassay(NDA) , , ( )Inmostdesignstheouterelectrodeisthecyli ndricalwallofthegaspressurevessel,andthe inner(positive) (especiallyofionizationchambers) . 4 l%escintillationandsolid-statedetectorsa remuchmoredesirableforobtainingthe~spect roscopicdetailneededintheenergyrangetypi calofuraniumandplutoniumradiation(approx imately100-1000keV).
Gammu-Ray Detectors 45 3.2.2 *illtiht.iOfl ~teCtO~ The sensitive volume of a scintillation detector is a luminescent material (a solid, liquid, or gas) that is viewed by a device that detects the gamma-ray-induced light
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Selection and use of flammable gas detectors, Detectors, Gas Detectors, Gas chromatography with photoionization and electrolytic conductivity detectors, Gas Turbine, Mist in Gas Compressor Stations, Gas Chromatography in Environmental Analysis 1.0, Gas Chromatography in Environmental Analysis, Infrared gas, I nfrared