辐射加工吸收剂量测量中的不确定度的估算

《辐射加工吸收剂量测量中的不确定度的估算》由会员上传分享，免费在线阅读，更多相关内容在行业资料-天天文库。

1、.εm值测量中的不确定度的估算UncertaintiesinmolarlinearabsorptioncoefficientofFe3不确定度分量ComponentA类%AType%B类%BType%浓度Concentration杯长pathlength温度Temperature光吸收Measurementofopticalabsorbance波长(0.1nm)wavelength线性（比尔定律）FitforBilllaw制备程序Preparationofsolution试剂纯度Purenessofreagent指数非线性Fitforsta

2、ndardcurve0.10.020.10.20.020.10.10.10.10.70.010.060.060.02--------A类B类分量方根和Bothcomponentscombinedinquadratureatonestandarddeviation0.32扩展不确定度UExpandeduncertanintyU0.69(k=2)Frick剂量计测量水井贮源式γ辐照装置吸收剂量值的不确定度UncertaintiesinabsorbeddosevaluesinwaterforapooltypeγfacilitybyFrickedo

3、simetryTable1UncertaintiesinabsoreddosemeasuremedbyFrickedosimetryComponentTypeA%TypeB%G(Fe3+)=1.61(mol·J-1)ε(F3+)25°CtoRadiationspectrum（辐射能谱）VariationinspectrophotometerAbs（吸光度测量）Other（其他）--0.27----0.33--0.650.210.200.200.250.30TypeAandTypeBcombinedinquadratureseparately

4、（A类B类分量方根和）0.430.84Bothcomponentscombinedinquadratureatonestandarddeviation（合成标准不确定度）0.94ExpandeduncertanintyU（扩展不确定度）1.88(k=2)水井贮源式γ辐照装置中用Frick国家标准校准传递标准剂量计的不确定度UncertaintiesincalibrationoftransferstandarddosimetersinapooltypeγfacilitybyFrickedosimetryTable3Uncertaintiesi

5、ncalirrationofdosimeterinthepooltypeγfacilitybyFrickeComponentTypeA%TypeB%ResponseofFrickedosimeterFricke剂量计响应）Sourcepositionrepeatability（源到位重复性）Irradiationtime（辐照时间）Decaycorrections（半衰期修正）Thebeamuniformityoverdosimeter（射线束在剂量计体积内的均匀性）non-unifortiesinstandardradiation（标准辐

6、射的不均匀性）--0.500.100.010.500.250.94----0.03----TypeAandTypeBcombinedinquadratureseparately（A类B类分量方根和）0.760.94Bothcomponentscombinedinquadratureatonestandarddeviation（合成标准不确定度）1.21ExpandeduncertanintyU（扩展不确定度）2.42(k=2)工业辐照装置中用两个为一组的Fricke剂量计测量吸收剂量值的不确定度评定Table4.Uncertaintiesi

7、nabsorbeddosevaluesmeasuredinaproductionirradiatorusingsetsoftwoFrickedosimeters不确定度分量componentofuncertatintyA类（%）TypeAB类（%）typeBFricke剂量计的响应ResponseofFrickedosimeters—1.00Fricke剂量计响应（2个一组）ResponseofFrickedosimeters（setoftwodosimeters）0.30—温度修正Temperaturecorrection—0.50γ射线

8、能谱差别的影响Effectsduetodifferencesinphotonenergyspectraofsources—0.50A类与B类分量分别用方和根的方法合成TypeAa