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【英文标准名称】:Determinationofthedetectionlimitanddecisionthresholdforionizingradiationmeasurements-Part3:Fundamentalsandapplicationtocountingmeasurementsbyhighresolutiongammaspectrometry,withouttheinfluenceofsampletreatment
【原文标准名称】:电离辐射测量探测限和判断阀的确定第3部分:基本原则及对不经过样品处理的高分辨率γ能谱法计数测量的应用
【标准号】:ISO11929-3-2000
【标准状态】:作废
【国别】:国际
【发布日期】:2000-07
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:试样;辐射测量;核辐射;核能;使用;放射性核素;检测极限;检定极限;γ射线光谱测定法;统计方法分析;定义;电离辐射;测定;基础
【英文主题词】:Applications;Basis;Definitions;Detectionlimit;Detectionlimits;Determination;Gamma-rayspectrometry;Ionizingradiation;Nuclearenergy;Nuclearradiation;Radiationmeasurement;Radionuclides;Samples;Statisticalmethodsofanalysis
【摘要】:ThispartofISO11929specifiessuitablestatisticalvalueswhichallowanassessmentofthedetectioncapabilitiesinhighresolutiongammaspectrometricionizingradiationmeasurements,withouttheinfluenceofsampletreatment[1to11].Forthispurpose,statisticalmethodsareusedtospecifythefollowingtwostatisticalvaluescharacterizinggivenprobabilitiesoferror.—Thedecisionthreshold,whichallowsadecisiontobemadeforeachmeasurementwithagivenprobabilityoferrorastowhethertheregisteredpulsesinaregionofinterestofthespectrumincludeacontributionbythesample(e.g.apeakofagammalineofanuclideinquestion).—Thedetectionlimit,whichspecifiestheminimumsamplecontributionwhichcanbedetectedwithagivenprobabilityoferrorusingthemeasuringprocedureinquestion.ThisconsequentlyallowsadecisiontobemadeastowhetherameasuringmethoddefinedinthispartofISO11929satisfiescertainrequirementsandisconsequentlysuitableforthegivenpurposeofmeasurement.
【中国标准分类号】:A58
【国际标准分类号】:17_240
【页数】:10P.;A4
【正文语种】:英语