电沉积法制备加速器生产109

396Vol.39,No.6200511AtomicEnergyScienceandTechnologyNov.2005109CdAg(,102413):109CdAgAg,Ag:(Ag+)=2050g/L,(KNO3)=1030g/L,(NH4OH)=0.10.2;1015mA/cm2,23h,100mg/cm2Ag:Ag;109Cd;:TL503.4:A:100026931(2005)0620559204PreparationofAgTargetforProducing109CdbyElectro2DepositionCHENYu2qing(AtomHighTechCo.,Ltd.,P.O.Box275299,Beijing102413,China)Abstract:ThepreparationoftheAgtargetforproducing109Cdbycyclotronusingelec2tro2depositionmethodisdescribed.Theeffectsofmainprocessparametersontheper2formanceandmassthicknessofAgtargetwerestudied,andsuggestedtechnologicalconditionsareasfollows:(Ag+)=2050g/L,(KNO3)=1030g/L,(NH4OH)=0.10.2.Bymeansofit,awellsatisfiedsmoothandfirmAgtargetwithamassthick2nessofmorethan100mg/cm2canbeprepared.Keywords:Agtarget;109Cd;electro2deposition:2004212221;:2004212228:(1961),,,,AgB,Ag++eAgE0=017994VAg+Ag,,,[13]Ag,150A109Cd1,;Cu,10cm2,0115cm;1mmPtAgNO3KNO3NH4OHAR2,Pt,4OH--4e=2H2O+O2;Cu,Ag++e=AgAg,©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.=H2Ag,,3:1)Cu,,015115mL3,Ag;2),Ag;3),,,3311Ag+Ag(KNO3)=30g/L(NH4OH)=0120,Ag+,Ag:,1018mA/cm2;,2h;,14171511:Ag+20105012g/LAg+50g/L312KNO3Ag(AgNO3)=50g/L(NH4OH)=0120,KNO3,Ag:1018mA/cm2;2h,14171522:KNO310103010g/L,Ag313NH4OHAg(AgNO3)=50g/L(KNO3)=30g/L,NH4OH,Ag:1018mA/cm2;2h,14171531Ag+AgTable1EffectofAg+concentrationonperformanceofAgtarget(Ag+)/(gL-1)Ag/(mgcm-2)Ag20107718351278104411801050128310601085102KNO3AgTable2EffectofKNO3contentonperformanceofAgtarget(KNO3)/(gL-1)Ag/(mgcm-2)Ag0103610,5107313,10107415181374183010831006539©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(NH4OH)Ag/(mgcm-2)Ag0100821501058311011082150115821801208310012283103:NH4OH011012,Ag314Ag(AgNO3)=50g/L(KNO3)=30g/L(NH4OH)=0.20,,Ag:141715,2h44:1015A/cm2,Ag315Ag(AgNO3)=50g/L(KNO3)=30g/L(NH4OH)=0.20,,Ag:1018mA/cm2,14171555:23h,Ag,316Ag(AgNO3)=50g/L(KNO3)=30g/L(NH4OH)=0.20,,Ag:1018mA/cm2,2h66:,Ag4AgTable4EffectofcurrentdensityonperformanceofAgtarget/(mAcm-2)Ag/(mgcm-2)Ag5154012101883151419124102011152115AgTable5EffectofdepositingtimeonperformanceofAgtarget/hAg/(mgcm-2)1104516210830215102931012241656:109CdAg©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.(mgcm-2)Ag1483102083133085164083154,:1)(Ag+)=2050g/L,(KNO3)=1030g/L,(NH4OH)=0.10.2;2):1015mA/cm2,23h,,Ag,100mg/cm2,(150A),Ag109Cd:[1]1()[M].:,199313353531TheCompilingGroupoftheHandbookofElec2trodepositing.HandbookofElectrodepositing(FirstVolume)[M].Beijing:NationalIndustryPress,1993.335353(inChinese).[2],,,1CYCLONE230[J].,1996,30(1):46501CuiHaiping,WangGang,ZhangHanwen,etal.TargetSystemofCYCLONE230CyclotronandItsTargetPreparationforProduction[J].AtomicEnergyScienceandTechnology,1996,30(1):4650(inChinese).[3]1[M].:,199211942101TheNationalMechanicalIndustryCommittee.TheElectrodepositingTechnologyforMiddleLevelTechnicians[M].Beijing:MechanicalIn2dustryPress,1992.194210(inChinese).26539©1994-2006ChinaAcademicJournalElectronicPublishingHouse.Allrightsreserved.