BS ISO 17974-2002 表面化学分析.高分辨率螺旋电子光谱仪.元素和化学状态分析用能量标度的校准

作者:标准资料网 时间:2024-05-20 01:35:11  浏览:9896   来源:标准资料网

【英文标准名称】:Surfacechemicalanalysis-High-resolutionAugerelectronspectrometers-Calibrationofenergyscalesforelementalandchemical-stateanalysis
【原文标准名称】:表面化学分析.高分辨率螺旋电子光谱仪.元素和化学状态分析用能量标度的校准
【标准号】:BSISO17974-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-11-29
【实施或试行日期】:2002-11-29
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分光计;校正;含量测定;光谱测定法;标度;螺旋电子光谱法;精整;化学分析和试验
【英文主题词】:Augerelectronspectroscopy;Calibration;Chemicalanalysisandtesting;Determinationofcontent;Finishes;Scales;Spectrometers;Spectrometry
【摘要】:ThisInternationalStandardspecifiesamethodforcalibratingthekineticenergyscalesofAugerelectronspectrometersusedforelementalandchemicalstateanalysisatsurfaces.Italsospecifiesacalibrationschedulefortestingthekineticenergyscalelinearityatoneintermediateenergy,forconfirmingtheuncertaintyofthescalecalibrationatonelowandonehighkineticenergyvalue,forcorrectingforsmalldriftsofthatscaleandfordefiningtheexpandeduncertaintyofthecalibrationofthekineticenergyscalewithaconfidencelevelof95%(thisuncertaintyincludescontributionsforbehavioursobservedininterlaboratorystudiesbutdoesnotcoverallpossibledefects).Itisapplicableonlytothoseinstrumentsincorporatinganiongunforsputtercleaning.Itisnotapplicabletoinstrumentswithkineticenergyscaleerrorssignificantlynon-linearwithenergy.Neitheritisapplicabletothoseinstrumentsoperatedatrelativeresolutionspoorerthan0,2%intheconstant△EIEmodeor1,5eVintheconstant△Emode,thoserequiringtolerancelimitsof±0,05eVorless,nortothosewithanelectrongunthatcannotbeoperatedintheenergyrange5keVto10keV.Itdoesnotprovideafullcalibrationcheckforconfirmingtheenergymeasuredateachaddressablepointontheenergyscale,thisbeingperformedaccordingtothemanufacturer'srecommendations.
【中国标准分类号】:G04
【国际标准分类号】:71_040_40
【页数】:36P.;A4
【正文语种】:英语